DU A Unit Admission Question Solution 2006-2007

DU A Unit Admission Question Solution 2006-2007

āĻ¨āĻŋāĻšā§‡āĻ° āĻ­āĻŋāĻĄāĻŋāĻ“āĻ¤ā§‡ āĻĻā§‡āĻ–ā§‡ āĻ¨āĻžāĻ“ āĻŦāĻŋāĻ¸ā§āĻ¤āĻžāĻ°āĻŋāĻ¤:

āĻ•ā§‹āĻ°ā§āĻ¸āĻŸāĻŋ āĻ•āĻŋāĻ¨āĻ¤ā§‡ āĻĒāĻžāĻļā§‡āĻ° āĻŦāĻžāĻŸāĻ¨āĻŸāĻŋ āĻ•ā§āĻ˛āĻŋāĻ• āĻ•āĻ°:   

 

āĻ•ā§‹āĻ°ā§āĻ¸ā§‡āĻ° āĻĄā§‡āĻŽā§‹ āĻ­āĻŋāĻĄāĻŋāĻ“(āĻāĻ­āĻžāĻŦā§‡ āĻĒāĻĻāĻžāĻ°ā§āĻĨāĻŦāĻŋāĻœā§āĻžāĻžāĻ¨+āĻ°āĻ¸āĻžā§ŸāĻ¨+āĻ‰āĻšā§āĻšāĻ¤āĻ°āĻ—āĻŖāĻŋāĻ¤ āĻāĻ° āĻŦāĻŋāĻ—āĻ¤ āĻŦāĻŋāĻļ āĻŦāĻ›āĻ°ā§‡āĻ° āĻ¸āĻ•āĻ˛ āĻĒā§āĻ°āĻļā§āĻ¨ā§‡āĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨ āĻĨāĻžāĻ•āĻŦā§‡ āĻ­āĻŋāĻĄāĻŋāĻ“āĻ¤ā§‡)

 

Physics

  1. 1.0m āĻĻā§€āĻ°ā§āĻ˜ āĻ“ 1.0mm āĻŦā§āĻ¯āĻžāĻ¸āĻžāĻ°ā§āĻ§ā§‡āĻ° āĻŦā§‡āĻ˛āĻ¨āĻžāĻ•āĻžāĻ° āĻ¤āĻžāĻ°ā§‡āĻ° āĻ‰āĻĒāĻ° 100N āĻŦāĻ˛ āĻĒā§āĻ°āĻ¯āĻŧāĻžā§‡āĻ— āĻ•āĻ°āĻ˛ā§‡ āĻĻā§ˆāĻ°ā§āĻ˜ā§āĻ¯ āĻŦā§ƒāĻĻā§āĻ§āĻŋ āĻĒā§‡āĻ¯āĻŧā§‡ 1.001m āĻšāĻ¯āĻŧāĨ¤ āĻ¤āĻžāĻ°ā§‡āĻ° āĻ‡āĻ¯āĻŧāĻ‚ āĻāĻ° āĻ—ā§āĻŖāĻžāĻ™ā§āĻ• āĻ•āĻ¤?

    1. \(\frac{1}{\pi} \times 10^{11} \mathrm{Nm}^{-2}\)
    2. \(10^{\mathrm{11}} \mathrm{Nm}^{-2}\)
    3. \(\pi \times 10^{11} \mathrm{Nm}^{-2}\)
    4. \(\pi^{2} \times 10^{11} \mathrm{Nm}^{-2}\)

    Ans. \(\frac{1}{\pi} \times 10^{11} \mathrm{Nm}^{-2}\)

  2. āĻāĻ•āĻŸāĻŋ āĻ¸āĻŽāĻžāĻ¨ā§āĻ¤āĻ°āĻžāĻ˛ āĻĒāĻžāĻ¤ āĻ§āĻžāĻ°āĻ•āĻ•ā§‡ āĻšāĻžāĻ°ā§āĻœāĻŋāĻ¤ āĻ•āĻ°āĻžāĻ° āĻĢāĻ˛ā§‡ āĻĒāĻžāĻ¤āĻĻā§āĻŦāĻ¯āĻŧā§‡āĻ° āĻŽāĻ§ā§āĻ¯ā§‡ āĻŦāĻŋāĻ­āĻŦ āĻĒāĻžāĻ°ā§āĻĨāĻ•ā§āĻ¯ āĻšāĻ˛ VāĨ¤ āĻŦāĻŋāĻ­āĻŦ āĻĒāĻžāĻ°ā§āĻĨāĻ•ā§āĻ¯ āĻ•āĻ¤ āĻšāĻ˛ā§‡ āĻ§āĻžāĻ°āĻ•ā§‡āĻ° āĻ¸āĻžā§āĻšāĻŋāĻ¤ āĻļāĻ•ā§āĻ¤āĻŋ āĻĻā§āĻŦāĻŋāĻ—ā§āĻŖ āĻšāĻŦā§‡?
    1. \(\frac{1}{4} \mathrm{~V}\)
    2. \(\frac{1}{2} \mathrm{~V}\)
    3. \(\sqrt{2} \mathrm{~V}\)
    4. 2V

    Ans. \(\sqrt{2} \mathrm{~V}\)

  3. āĻŦāĻžāĻ¯āĻŧā§ āĻĨā§‡āĻ•ā§‡ āĻ…āĻ¨ā§āĻ¯ āĻ•ā§‹āĻ¨ āĻŽāĻžāĻ§ā§āĻ¯āĻŽā§‡āĻ° āĻ­āĻŋāĻ¤āĻ° āĻāĻ•āĻŸāĻŋ āĻ†āĻ˛āĻžā§‡āĻ• āĻ°āĻļā§āĻŽāĻŋ āĻĒā§āĻ°āĻŦā§‡āĻļ āĻ•āĻ°āĻžāĻ° āĻĒāĻ° āĻ¤āĻžāĻ° āĻ—āĻ¤āĻŋ 15% āĻšā§āĻ°āĻžāĻ¸ āĻĒāĻžāĻ¯āĻŧāĨ¤ āĻ āĻŽāĻžāĻ§ā§āĻ¯āĻŽā§‡āĻ° āĻĒā§āĻ°āĻ¤āĻŋāĻ¸āĻ°āĻžāĻ™ā§āĻ• āĻšāĻ˛āĻžā§‡
    1. 1.5
    2. 1.33
    3. 1.61
    4. 1.18

    Ans. 1.18

  4. āĻ•ā§‹āĻ¨āĻžā§‡ āĻ§āĻžāĻ¤ā§āĻ° āĻ•āĻžāĻ°ā§āĻ¯ āĻ…āĻĒā§‡āĻ•ā§āĻˇāĻ• \(3.2 \times 10^{-19} \mathrm{~J}\)āĨ¤ āĻ āĻ§āĻžāĻ¤ā§āĻ¤ā§‡ \(4500\) Å āĻ¤āĻ°āĻ™ā§āĻ—āĻĻā§ˆāĻ°ā§āĻ˜ā§āĻ¯ā§‡āĻ° āĻ†āĻ˛ā§‡āĻ• āĻ°āĻļā§āĻŽāĻŋ āĻ†āĻĒāĻ¤āĻŋāĻ¤ āĻšāĻ˛ā§‡ āĻ¨āĻŋāĻƒāĻ¸ā§ƒāĻ¤ āĻ‡āĻ˛ā§‡āĻ•ā§āĻŸā§āĻ°āĻ¨ā§‡āĻ° āĻ¸āĻ°ā§āĻŦā§‹āĻšā§āĻš āĻ—āĻ¤āĻŋāĻļāĻ•ā§āĻ¤āĻŋ āĻ¨āĻŋāĻ°ā§āĻŖāĻ¯āĻŧ āĻ•āĻ°āĨ¤ [āĻ¯āĻ–āĻ¨ āĻĒā§āĻ˛āĻžāĻ™ā§āĻ•ā§‡āĻ° āĻ§ā§āĻ°ā§āĻŦāĻ•ā§‡āĻ° āĻŽāĻžāĻ¨ \(=6.63 \times 10^{-34} \mathrm{~J}-\mathrm{s} \) ]
    1. \(0.8 \times 10^{-19} \mathrm{~J}\)
    2. \(2.4 \times 10^{-19} \mathrm{~J}\)
    3. \(1.0 \times 10^{-19} \mathrm{~J}\)
    4. \(1.2 \times 10^{-19} \mathrm{~J}\)

    Ans. \(1.2 \times 10^{-19} \mathrm{~J}\)

  5. \(300 \mathrm{Nm}^{-1}\) āĻŦāĻ˛ āĻ§ā§āĻ°ā§āĻŦāĻ• āĻ¸āĻŽā§āĻĒāĻ¨ā§āĻ¨ āĻāĻ•āĻŸāĻŋ āĻĒā§āĻ°āĻŋāĻ‚āĻ•ā§‡ āĻ•āĻ¤āĻŸā§āĻ•ā§ āĻ¸āĻ‚āĻ•ā§āĻšāĻŋāĻ¤ āĻ•āĻ°āĻ˛ā§‡ 1.5J āĻ•āĻžāĻœ āĻ•āĻ°āĻž āĻšāĻŦā§‡?
    1. 0.1m
    2. 1.5m
    3. 3.01
    4. 1.0m

    Ans. 0.1m

  6. āĻĻā§ˆāĻ°ā§āĻ˜ā§āĻ¯ āĻ¸āĻ‚āĻ•ā§‹āĻšāĻ¨ā§‡āĻ° āĻ¸āĻŽā§€āĻ•āĻ°āĻŖ āĻšāĻ˛āĻžā§‡-
    1. \(L=\frac{L}{\sqrt{1-\frac{v^{2}}{c^{2}}}}\)
    2. \(\mathrm{L}=\mathrm{L}_{0} \sqrt{1-\frac{\mathrm{v}^{2}}{\mathrm{c}^{2}}}\)
    3. \(\mathrm{L}=\frac{\mathrm{L}}{\sqrt{1+\frac{\mathrm{v}^{2}}{\mathrm{c}^{2}}}}\)
    4. \(\mathrm{L}=\mathrm{L}_{0} \sqrt{1+\frac{\mathrm{v}^{2}}{\mathrm{c}^{2}}}\)

    Ans.\(\mathrm{L}=\mathrm{L}_{0} \sqrt{1-\frac{\mathrm{v}^{2}}{\mathrm{c}^{2}}}\)

  7. āĻ•ā§āĻ¯āĻžāĻĨāĻžā§‡āĻĄ āĻ°āĻļā§āĻŽāĻŋāĻ° āĻ•ā§āĻˇā§‡āĻ¤ā§āĻ°ā§‡ āĻ¨āĻŋāĻšā§‡āĻ° āĻ•ā§‹āĻ¨ āĻ§āĻ°ā§āĻŽāĻŸāĻŋ āĻ¸āĻ¤ā§āĻ¯ āĻ¨āĻ¯āĻŧ?
    1. āĻ•ā§āĻ¯āĻžāĻĨāĻžā§‡āĻĄ āĻ°āĻļā§āĻŽāĻŋāĻ° āĻ¸āĻ°āĻ˛āĻ°ā§‡āĻ–āĻžāĻ¯āĻŧ āĻ—āĻŽāĻ¨ āĻ•āĻ°ā§‡
    2. āĻ•ā§āĻ¯āĻžāĻĨāĻžā§‡āĻĄ āĻ°āĻļā§āĻŽāĻŋ āĻĒāĻ°āĻ¸ā§āĻĒāĻ°āĻ•ā§‡ āĻ†āĻ•āĻ°ā§āĻˇāĻŖ āĻ•āĻ°ā§‡
    3. āĻ•ā§āĻ¯āĻžāĻĨāĻžā§‡āĻĄ āĻ°āĻļā§āĻŽāĻŋ āĻ¤āĻžāĻĒ āĻ‰ā§ŽāĻĒāĻžāĻĻāĻ¨ āĻ•āĻ°ā§‡
    4. āĻ•ā§āĻ¯āĻžāĻĨāĻžā§‡āĻĄ āĻ°āĻļā§āĻŽāĻŋ āĻĢāĻŸā§‹āĻ—ā§āĻ°āĻžāĻĢāĻŋāĻ• āĻĒā§āĻ˛ā§‡āĻŸā§‡āĻ° āĻ‰āĻĒāĻ° āĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻž āĻ•āĻ°ā§‡

    Ans. āĻ•ā§āĻ¯āĻžāĻĨāĻžā§‡āĻĄ āĻ°āĻļā§āĻŽāĻŋ āĻĒāĻ°āĻ¸ā§āĻĒāĻ°āĻ•ā§‡ āĻ†āĻ•āĻ°ā§āĻˇāĻŖ āĻ•āĻ°ā§‡

  8. āĻāĻ•āĻŸāĻŋ āĻ•āĻžāĻ°ā§āĻ¨ā§‹ āĻ‡āĻžā§āĻœāĻŋāĻ¨ āĻĒāĻžāĻ¨āĻŋāĻ° āĻšāĻŋāĻŽāĻžāĻ™ā§āĻ• āĻ“ āĻ¸ā§āĻĢā§āĻŸāĻ¨āĻžāĻ™ā§āĻ•ā§‡āĻ° āĻŽāĻ§ā§āĻ¯ā§‡ āĻ•āĻžāĻ°ā§āĻ¯āĻ°āĻ¤ āĻ†āĻ›ā§‡āĨ¤ āĻ‡āĻžā§āĻœāĻŋāĻ¨āĻŸāĻŋāĻ° āĻĻāĻ•ā§āĻˇāĻ¤āĻž āĻ•āĻ¤?
    1. 100%
    2. 0%
    3. 26.8%
    4. 28.6%

    Ans. 26.8%

  9. āĻāĻ•āĻŸāĻŋ āĻĻāĻŋāĻ• āĻĒāĻ°āĻŋāĻŦāĻ°ā§āĻ¤ā§€ āĻĒā§āĻ°āĻŦāĻžāĻšāĻ•ā§‡ \(I=100 \sin 500 \pi t\) āĻ¸āĻŽā§€āĻ•āĻ°āĻŖ āĻĻā§āĻŦāĻžāĻ°āĻž āĻĒā§āĻ°āĻ•āĻžāĻļ āĻ•āĻ°āĻž āĻ¯āĻžāĻ¯āĻŧāĨ¤ āĻ āĻĒā§āĻ°āĻŦāĻžāĻšā§‡āĻ° āĻ•āĻŽā§āĻĒāĻžāĻ™ā§āĻ• āĻ•āĻ¤?
    1. 200 Hz
    2. 250 Hz
    3. 300 Hz
    4. 500 Hz

    Ans. 250 Hz

  10. āĻāĻ•āĻŸāĻŋ āĻ…āĻŦāĻ¤āĻ˛ āĻĻāĻ°ā§āĻĒāĻŖā§‡āĻ° āĻŦāĻ•ā§āĻ°āĻ¤āĻžāĻ° āĻŦā§āĻ¯āĻžāĻ¸āĻžāĻ°ā§āĻ§ 30 cmāĨ¤ āĻāĻ•āĻŸāĻŋ āĻŦāĻ¸ā§āĻ¤ā§āĻ•ā§‡ āĻŦāĻ•ā§āĻ°āĻ¤āĻžāĻ° āĻ•ā§‡āĻ¨ā§āĻĻā§āĻ°ā§‡ āĻ°āĻžāĻ–āĻ˛ā§‡ āĻāĻ° āĻĒā§āĻ°āĻ¤āĻŋāĻŦāĻŋāĻŽā§āĻŦā§‡āĻ° āĻĻā§‚āĻ°āĻ¤ā§āĻŦ āĻ•āĻ¤?
    1. 15 cm
    2. 45 cm
    3. 30 cm
    4. 60 cm

    Ans. 30 cm

  11. āĻāĻ•āĻŸāĻŋ āĻ­āĻžāĻ°ā§€ āĻ¤ā§‡āĻœāĻ¸ā§āĻ¤ā§āĻ°āĻŋāĻ¤ā§Ÿ āĻĒāĻĻāĻžāĻ°ā§āĻĨ āĻ†āĻ˛āĻĢāĻž āĻ•āĻŖāĻž āĻŦāĻŋāĻ•āĻŋāĻ°āĻŖ āĻ•āĻ°ā§‡ āĻ¯āĻž āĻ­āĻ° 10g āĨ¤ āĻāĻ• āĻ…āĻ°ā§āĻ§āĻžā§Ÿā§ āĻĒāĻ°ā§‡ āĻāĻ° āĻ­āĻ° āĻšāĻŦā§‡-
    1. 5g
    2. āĻĒā§āĻ°āĻžā§Ÿ 10g
    3. 10g
    4. āĻ•ā§‹āĻ¨ā§‹āĻžāĻŸāĻŋāĻ‡ āĻ¨ā§Ÿ

    Ans. 5g

  12. āĻāĻ•āĻŸāĻŋ āĻ¤āĻžāĻ°āĻ•āĻžāĻ° āĻ­āĻ° āĻĒāĻžāĻāĻš āĻ¸ā§‡ā§—āĻ° āĻ­āĻ°ā§‡āĻ° āĻ¸āĻŽāĻžāĻ¨āĨ¤ āĻ¤āĻžāĻ°āĻ•āĻžāĻŸāĻŋ āĻ•ā§ƒāĻˇā§āĻž āĻŦāĻŋāĻŦāĻ°ā§‡ āĻĒāĻ°āĻŋāĻŖāĻ¤ āĻšāĻ˛ā§‡ āĻāĻ° āĻļā§‹ā§ŸāĻžāĻ°ā§āĻœāĻļāĻŋāĻ˛ā§āĻĄ āĻŦā§āĻ¯āĻ¸āĻžāĻ°ā§āĻ§ āĻ•āĻ¤ āĻšāĻŦā§‡? [āĻ¸ā§‚āĻ°ā§āĻ¯ā§‡āĻ° āĻ­āĻ°= \(\left.2 \times 10^{30} \mathrm{~kg} . \mathrm{G}=6.67 \times 10^{-11} \mathrm{Nm}^{2} \mathrm{~kg}^{-2}\right]\)]
    1. 14.8 km
    2. 7.2 km
    3. 14.2 km
    4. 15.8 km

    Ans. 14.8 km

  13. 5N āĻāĻŦāĻ‚ 10N āĻŽāĻžāĻ¨ā§‡āĻ° āĻĻā§āĻŸāĻŋ āĻŦāĻ˛ āĻāĻ•āĻŸāĻŋ āĻ•āĻŖāĻžāĻ° āĻ‰āĻĒāĻ° āĻ†āĻ°ā§‹āĻĒāĻŋāĻ¤ āĻšāĻ˛ā§‡, āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨ āĻŦāĻ˛āĻŸāĻŋ āĻ•āĻŖāĻžāĻŸāĻŋāĻ° āĻ‰āĻĒāĻ° āĻ˛āĻŦā§āĻĻāĻŋ āĻŦāĻ˛ āĻšāĻ¤ā§‡ āĻĒāĻžāĻ°ā§‡ āĻ¨āĻž?
    1. 5 N
    2. 10 N
    3. 15 N
    4. 20 N

    Ans. 20 N

  14. āĻ•ā§‹āĻ¨ā§‹ āĻ¸āĻŋāĻ¸ā§āĻŸā§‡āĻŽ 1500J āĻ¤āĻžāĻĒ āĻļā§‹āĻˇāĻŖ āĻ•āĻ°ā§‡ āĻāĻŦāĻ‚ 82J āĻ•āĻžāĻœ āĻ¸āĻŽā§āĻĒāĻžāĻĻāĻ¨ āĻ•āĻ°ā§‡āĨ¤ āĻ¸āĻŋāĻ¸ā§āĻŸā§‡āĻŽā§‡āĻ° āĻ…āĻ¨ā§āĻ¤:āĻ¸ā§āĻš āĻļāĻ•ā§āĻ¤āĻŋāĻ° āĻĒāĻ°āĻŋāĻŦāĻ°ā§āĻ¤āĻ¨ āĻšāĻŦā§‡-
    1. 1418 J
    2. 1232 J
    3. 1582 J
    4. 1237 J

    Ans. 1418 J

  15. āĻāĻ•āĻŸāĻŋ 60W āĻŦā§ˆāĻĻā§āĻ¯ā§āĻ¤āĻŋāĻ• āĻŦāĻžāĻ¤āĻŋāĻ•ā§‡ 220V āĻ¤ā§œāĻŋā§Ž āĻ¸āĻ°āĻŦāĻ°āĻžāĻš āĻ‰ā§ŽāĻ¸ā§‡āĻ° āĻ¸āĻ‚āĻ—ā§‡ āĻ¸āĻ‚āĻ¯ā§āĻ•ā§āĻ¤ āĻ•āĻ°āĻž āĻšāĻ˛ā§‹āĨ¤ āĻ āĻŦāĻžāĻ¤āĻŋāĻ¤ā§‡ āĻ•āĻŋ āĻĒāĻ°āĻŋāĻŽāĻžāĻŖ āĻ¤ā§œāĻŋā§Ž āĻĒā§āĻ°āĻŦāĻžāĻšāĻŋāĻ¤ āĻšāĻŦā§‡?
    1. 0.2727A
    2. 2.727A
    3. 0.2727mA
    4. 2.727mA

    Ans. 0.2727A

  16. āĻĢā§‡āĻ°ā§‹āĻšā§‡ā§—āĻŽā§āĻŦāĻ• āĻ¯ā§‡ āĻ¤āĻžāĻĒāĻŽāĻžāĻ¤ā§āĻ°āĻžā§Ÿ āĻĒā§āĻ¯āĻžāĻ°āĻžāĻšā§‡ā§—āĻŽā§āĻŦāĻ•ā§‡ āĻĒāĻ°āĻŋāĻŖāĻ¤ āĻšā§Ÿ āĻ¤āĻžāĻ•ā§‡ āĻŦāĻ˛āĻž āĻšā§Ÿ-
    1. Debye temperature
    2. Neel temperature
    3. Curie temperature
    4. None of these

    Ans. Curie temperature

  17. āĻāĻ•āĻŸāĻŋ āĻŸā§āĻ°ā§‡āĻ¨ āĻšā§āĻ‡āĻ¸ā§‡āĻ˛ āĻŦāĻžāĻœāĻŋā§Ÿā§‡ \(90 \mathrm{kmh}^{-1}\) āĻŦā§‡āĻ—ā§‡ āĻĒā§āĻ˛āĻžāĻŸāĻĢāĻ°āĻŽā§‡āĻ° āĻĻāĻŋāĻ•ā§‡ āĻ…āĻ—ā§āĻ°āĻ¸āĻ° āĻšāĻšā§āĻ›ā§‡āĨ¤ āĻĒā§āĻ˛āĻžāĻŸāĻĢāĻ°āĻŽā§‡ āĻ…āĻŦāĻ¸ā§āĻšāĻŋāĻ¤ āĻ¯āĻžāĻ¤ā§āĻ°ā§€ \(\mathbf{6 5 0} \mathbf{H z}\) āĻ•āĻŽā§āĻĒāĻžāĻ™ā§āĻ•ā§‡ āĻļāĻŦā§āĻĻ āĻļā§āĻ¨āĻ¤ā§‡ āĻĒāĻžā§ŸāĨ¤ āĻšā§āĻ‡āĻ¸ā§‡āĻ˛ā§‡āĻ° āĻĒā§āĻ°āĻ•ā§ƒāĻ¤ āĻ•āĻŽā§āĻĒāĻžāĻ™ā§āĻ• āĻ•āĻ¤? [āĻŦāĻžā§Ÿā§āĻ¤ā§‡ āĻļāĻŦā§āĻĻā§‡āĻ° āĻĻā§āĻ°ā§āĻ¤āĻŋ = \(\left.325 \mathrm{~ms}^{-1}\right]\)
    1. 600Hz
    2. 90Hz
    3. 550Hz
    4. 320Hz

    Ans. 600Hz

  18. āĻāĻ•āĻŸāĻŋ āĻ•āĻŽāĻ¨-āĻŦā§‡āĻ¸ āĻŸā§āĻ°āĻžāĻ¨āĻœāĻŋāĻ¸ā§āĻŸāĻ° āĻŦāĻŋāĻ¨ā§āĻ¯āĻžāĻ¸ā§‡ āĻāĻŽāĻŋāĻŸāĻ° āĻ•āĻžāĻ°ā§‡āĻ¨ā§āĻŸ 1.2 mA āĻāĻŦāĻ‚ āĻ•āĻžāĻ˛ā§‡āĻ•ā§āĻŸāĻ° āĻ•āĻžāĻ°ā§‡āĻ¨ā§āĻŸ \(9 \times 10^{-4} \mathrm{~A}\) āĻšāĻ˛ā§‡ āĻŦā§‡āĻ¸ āĻ•āĻžāĻ°ā§‡āĻ¨ā§āĻŸā§‡āĻ° āĻŽāĻžāĻ¨ āĻšāĻŦā§‡
    1. \(0.3 \times 10^{-3} \mathrm{~A}\)
    2. \(0.3 \times 10^{3} \mathrm{~A}\)
    3. \(3 \times 10^{-3} \mathrm{~A}\)
    4. \(3 \times 10^{3} \mathrm{~A}\)

    Ans. \(0.3 \times 10^{-3} \mathrm{~A}\)

  19. āĻ¸ā§āĻĨāĻŋāĻ° āĻ…āĻŦāĻ¸ā§āĻĨāĻžāĻ¨ āĻĨā§‡āĻ•ā§‡ āĻāĻ•āĻŸāĻŋ āĻŸā§āĻ°ā§‡āĻ¨ \(10 \mathrm{~ms}^{-2}\) āĻ¸āĻŽāĻ¤ā§āĻŦāĻ°āĻŖā§‡ āĻšāĻ˛āĻžāĻ° āĻ¸āĻŽāĻ¯āĻŧ 125m āĻĻā§‚āĻ°āĻ¤ā§āĻŦā§‡ āĻ…āĻŦāĻ¸ā§āĻĨāĻŋāĻ¤ āĻāĻ•āĻŸāĻŋ āĻĒāĻžā§‡āĻˇā§āĻŸāĻ•ā§‡ āĻ•āĻ¤ āĻŦā§‡āĻ—ā§‡ āĻ…āĻ¤āĻŋāĻ•ā§āĻ°āĻŽ āĻ•āĻ°āĻŦā§‡?
    1. \(50 \mathrm{~ms}^{-1}\)
    2. \(10 \mathrm{~ms}^{-1}\)
    3. \(10 \mathrm{~ms}^{-1}\)
    4. \(2500 \mathrm{~ms}^{-1}\)

    Ans. \(50 \mathrm{~ms}^{-1}\)

  20. āĻāĻ•āĻŸāĻŋ āĻŦāĻ¸ā§āĻ¤ā§āĻ° āĻ­āĻ° āĻŦāĻžāĻ¤āĻžāĻ¸ā§‡ 100g āĻ“ āĻ…ā§āĻ¯āĻžāĻ˛āĻ•ā§‹āĻšāĻ˛ā§‡ 84gāĨ¤ āĻ…ā§āĻ¯āĻžāĻ˛āĻ•ā§‹āĻšāĻ˛ā§‡āĻ° āĻ˜āĻ¨āĻ¤ā§āĻŦ 0.8g/cc āĻšāĻ˛ā§‡ āĻŦāĻ¸ā§āĻ¤ā§āĻ° āĻ†āĻ¯āĻŧāĻ¤āĻ¨ āĻ•āĻ¤?
    1. 10.5 cc
    2. 16 cc
    3. 12.5 cc
    4. 20 cc

    Ans. 20 cc


  21. āĻšāĻŋāĻ¤ā§āĻ°ā§‡ āĻĻā§‡āĻ–āĻžāĻ¨āĻžā§‡ āĻŦāĻ°ā§āĻ¤āĻ¨ā§€ āĻĻāĻŋāĻ¯āĻŧā§‡ āĻĒā§āĻ°āĻŦāĻžāĻšāĻŋāĻ¤ āĻ•āĻžāĻ°ā§‡āĻ¨ā§āĻŸā§‡āĻ° āĻŽāĻžāĻ¨ āĻ•āĻ¤?

    1. 3.0 A
    2. 2.25 A
    3. 2.0 A
    4. 1.5 A

    Ans. 2.0 A

  22. āĻāĻ•āĻŸāĻŋ āĻ¸āĻ°āĻ˛ āĻĻā§‹āĻ˛āĻ•ā§‡āĻ° āĻĻā§‹āĻ˛āĻ¨āĻ•āĻžāĻ˛ T āĻĻā§‹āĻ˛āĻ•āĻŸāĻŋāĻ° āĻĻā§ˆāĻ°ā§āĻ˜ā§āĻ¯ āĻĻā§āĻŦāĻŋāĻ—ā§āĻŖ āĻ•āĻ°āĻž āĻšāĻ˛ā§‡ āĻĒāĻ°āĻŋāĻŦāĻ°ā§āĻ¤āĻŋāĻ¤ āĻĻā§‹āĻ˛āĻ¨āĻ•āĻžāĻ˛ āĻšāĻŦā§‡?
    1. \(\sqrt{2} \mathrm{~T}\)
    2. \(2 \mathrm{~T}\)
    3. \(\frac{1}{2} \mathrm{~T}\)
    4. \(\frac{1}{\sqrt{2}} \mathrm{~T}\)

    Ans. \(\sqrt{2} \mathrm{~T}\)

  23. āĻāĻ•āĻŸāĻŋ āĻ¸āĻŽāĻ¤āĻ˛ āĻ¨āĻŋāĻƒāĻ¸āĻ°āĻŖ āĻ—ā§āĻ°ā§‡āĻŸāĻŋāĻ‚ āĻ \(600 \times 10^{-9} \mathrm{~m}\) āĻ¤āĻ°āĻ™ā§āĻ—āĻĻā§ˆāĻ°ā§āĻ˜ā§āĻ¯ā§‡āĻ° āĻ†āĻ˛āĻžā§‡āĻ• āĻ°āĻļā§āĻŽāĻŋ āĻĒā§āĻ°āĻĨāĻŽ āĻ•ā§āĻ°āĻŽā§‡ 30° āĻ•ā§‹āĻŖā§‡ āĻ…āĻĒāĻŦāĻ°ā§āĻ¤āĻŋāĻ¤ āĻšāĻ˛ā§‡ āĻ—ā§āĻ°ā§‡āĻŸāĻŋāĻ‚ āĻāĻ° āĻĒā§āĻ°āĻ¤āĻŋ āĻŽāĻŋāĻŸāĻžāĻ°ā§‡ āĻ°ā§‡āĻ–āĻžāĻ° āĻ¸āĻ‚āĻ–ā§āĻ¯āĻž āĻ•āĻ¤?
    1. \(6.25 \times 10^{5} \mathrm{~m}^{-1}\)
    2. \(8.0 \times 10^{5} \mathrm{~m}^{-1}\)
    3. \(7.85 \times 10^{5} \mathrm{~m}^{-1}\)
    4. \(8.33 \times 10^{5} \mathrm{~m}^{-1}\)

    Ans. \(8.33 \times 10^{5} \mathrm{~m}^{-1}\)

  24. 5g āĻ­āĻ°ā§‡āĻ° āĻ¸āĻŽāĻ¤ā§āĻ˛ā§āĻ¯ āĻļāĻ•ā§āĻ¤āĻŋ āĻ•āĻ¤?
    1. \(15 \times 10^{8} \mathrm{~J}\)
    2. \(4.5 \times 10^{14} \mathrm{~J}\)
    3. \(3 \times 10^{14} \mathrm{~J}\)
    4. \(45 \times 10^{14} \mathrm{~J}\)

    Ans. \(4.5 \times 10^{14} \mathrm{~J}\)

  25. āĻ­ā§‡āĻ•ā§āĻŸāĻ° \(\overrightarrow{\mathbf{A}}=\hat{\mathbf{i}}-3 \hat{\mathbf{j}}+5 \hat{\mathbf{k}}\) āĻāĻŦāĻ‚ \(\overrightarrow{\mathbf{B}}=\mathbf{a} \hat{\mathbf{i}}+\mathbf{6} \hat{\mathbf{j}}-\mathbf{1 0 \hat { k }}\) a-āĻāĻ° āĻŽāĻžāĻ¨ āĻ•āĻ¤ āĻšāĻ˛ā§‡ āĻ­ā§‡āĻ•ā§āĻŸāĻ° āĻĻā§āĻŸāĻŋ āĻ¸āĻŽāĻžāĻ¨ā§āĻ¤āĻ°āĻžāĻ˛ āĻšāĻŦā§‡?
    1. 0
    2. -2
    3. -1
    4. 1

    Ans. -2

  26. 24400J āĻ—āĻ¤āĻŋāĻļāĻ•ā§āĻ¤āĻŋ āĻŦāĻŋāĻļāĻŋāĻˇā§āĻŸ āĻāĻ•āĻŸāĻŋ āĻšāĻžāĻ•āĻž āĻĒā§āĻ°āĻ¤āĻŋ āĻŽāĻŋāĻ¨āĻŋāĻŸā§‡ 602 āĻŦāĻžāĻ° āĻ˜āĻžā§‡āĻ°ā§‡āĨ¤ āĻšāĻžāĻ•āĻžāĻŸāĻŋāĻ° āĻ˜ā§‚āĻ°ā§āĻŖāĻ¨ āĻœāĻĄāĻŧāĻ¤āĻž āĻšāĻŦā§‡-
    1. \(40.5 \mathrm{kgm}^{2}\)
    2. \(12.3 \mathrm{kgm}^{2}\)
    3. \(10 \mathrm{kgm}^{2}\)
    4. \(406.7 \mathrm{kgm}^{2}\)

    Ans. \(12.3 \mathrm{kgm}^{2}\)

  27. āĻāĻ•āĻŸāĻŋ āĻšā§āĻ‡āĻŸāĻ¸ā§āĻŸā§‹āĻ¨ āĻŦā§āĻ°ā§€āĻœā§‡āĻ° āĻšāĻžāĻ°āĻŸāĻŋ āĻŦāĻžāĻšā§āĻ¤ā§‡ āĻ¯āĻĨāĻžāĻ•ā§āĻ°āĻŽā§‡ 6, 18, 10 āĻāĻŦāĻ‚ 20 āĻ“āĻšāĻŽā§‡āĻ° āĻ°āĻžā§‡āĻ§ āĻ¯ā§āĻ•ā§āĻ¤ āĻ†āĻ›ā§‡āĨ¤ āĻšāĻ¤ā§āĻ°ā§āĻĨ āĻŦāĻžāĻšā§āĻ¤ā§‡ āĻ•āĻ¤ āĻŽāĻžāĻ¨ā§‡āĻ° āĻ°āĻžā§‡āĻ§ āĻļā§āĻ°ā§‡āĻŖāĻŋ āĻ¸āĻŽāĻŦāĻžāĻ¯āĻŧā§‡ āĻ¯ā§āĻ•ā§āĻ¤ āĻ•āĻ°āĻ˛ā§‡ āĻŦā§āĻ°ā§€āĻœāĻŸāĻŋ āĻ¸āĻžāĻŽā§āĻ¯āĻžāĻŦāĻ¸ā§āĻĨāĻž āĻĒā§āĻ°āĻžāĻĒā§āĻ¤ āĻšāĻŦā§‡?
    1. \(20 \Omega\)
    2. \(30 \Omega\)
    3. \(10 \Omega\)
    4. \(40 \Omega\)

    Ans. \(10 \Omega\)

  28. āĻ­ā§‚-āĻĒā§ƒāĻˇā§āĻ  āĻšāĻ¤ā§‡ āĻ…āĻ˛ā§āĻĒ āĻ‰āĻšā§āĻšāĻ¤āĻžāĻ¯āĻŧ āĻāĻŦāĻ‚ āĻ­ā§‚-āĻĒā§ƒāĻˇā§āĻ ā§‡āĻ° āĻ¸āĻŽāĻžāĻ¨ā§āĻ¤āĻ°āĻžāĻ˛ā§‡ āĻāĻ•āĻŸāĻŋ āĻ¨āĻ­āĻžā§‡āĻ¯āĻžāĻ¨ āĻ•āĻ¤ āĻĻā§āĻ°ā§āĻ¤āĻŋāĻ¤ā§‡ āĻšāĻ˛āĻ˛ā§‡ āĻ¯āĻžāĻ¤ā§āĻ°ā§€āĻ°āĻž āĻ“āĻœāĻ¨āĻšā§€āĻ¨āĻ¤āĻž āĻ…āĻ¨ā§āĻ­āĻŦ āĻ•āĻ°āĻŦā§‡? āĻĒā§ƒāĻĨāĻŋāĻŦā§€āĻ° āĻŦā§āĻ¯āĻžāĻ¸āĻžāĻ°ā§āĻ§ = 6400 km āĻāĻŦāĻ‚ \(\left.g=9.8 \mathrm{~ms}^{-2}\right]\)
    1. \(7.9 \mathrm{kms}^{-1}\)
    2. \(7.1 \mathrm{kms}^{-1}\)
    3. \(3.5 \mathrm{kms}^{-1}\)
    4. \(3.1 \mathrm{kms}^{-1}\)

    Ans. \(7.9 \mathrm{kms}^{-1}\)

  29. āĻ‡āĻ¯āĻŧāĻ‚ āĻāĻ° āĻĻā§āĻŦāĻŋ-āĻšāĻŋāĻĄāĻŧ āĻĒāĻ°ā§€āĻ•ā§āĻˇāĻžāĻ¯āĻŧ āĻšāĻŋāĻĄāĻŧ āĻĨā§‡āĻ•ā§‡ 1m āĻĻā§‚āĻ°ā§‡ āĻāĻ•āĻŸāĻŋ āĻ‰āĻœā§āĻœāĻ˛ āĻĄāĻžā§‡āĻ°āĻžāĻ° āĻĒā§āĻ°āĻ¸ā§āĻĨ 0.5 mmāĨ¤ āĻšāĻŋāĻĄāĻŧ āĻĻā§āĻŸāĻŋāĻ° āĻŽāĻ§ā§āĻ¯ā§‡ āĻĻā§‚āĻ°āĻ¤ā§āĻŦ 0.2 mm āĻšāĻ˛ā§‡ āĻ†āĻ˛āĻžā§‡āĻ° āĻ¤āĻ°āĻ™ā§āĻ—āĻĻā§ˆāĻ°ā§āĻ˜ā§āĻ¯ āĻ•āĻ¤?
    1. 0.5 mm
    2. 0.2 mm
    3. \(10^{-7} \mathrm{~m}\)
    4. \(10^{-7} \mathrm{~nm}\)

    Ans. \(10^{-7} \mathrm{~m}\)

  30. āĻšāĻžāĻ‡āĻĄā§āĻ°ā§‹āĻœā§‡āĻ¨ āĻĒāĻ°āĻŽāĻžāĻŖā§āĻ° āĻĒā§āĻ°āĻĨāĻŽ āĻŦāĻžā§‡āĻ° āĻ•āĻ•ā§āĻˇā§‡ āĻ‡āĻ¨ā§āĻ¤ā§āĻ°ā§‡āĻ¨ā§‡āĻ° āĻŽāĻžā§‡āĻŸāĻļāĻ•ā§āĻ¤āĻŋ -13.6 eV āĻšāĻ˛ā§‡, āĻ¤ā§ƒāĻ¤ā§€āĻ¯āĻŧ āĻŦāĻžā§‡āĻ° āĻ•āĻ•ā§āĻˇā§‡ āĻŽāĻžā§‡āĻŸāĻļāĻ•ā§āĻ¤āĻŋ āĻšāĻŦā§‡-
    1. -40.8 eV
    2. – 4.5 eV
    3. – 3.4 eV
    4. – 1.5 eV

    Ans. – 1.5 eV

Chemistry

  1. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨āĻŸāĻŋ āĻŦāĻžāĻĢāĻžāĻ° āĻĻā§āĻ°āĻŦāĻŖ?

    1. \(\mathrm{CH}_{3} \mathrm{COOH} \& \mathrm{NaOH}\)
    2. \(\mathrm{CH}_{3} \mathrm{COOH} \& \mathrm{CH}_{3} \mathrm{COONa}\)
    3. \(\mathrm{NaOH} \& \mathrm{Na}_{2} \mathrm{CO}_{2}\)
    4. HCI & NaCl

    Ans. \(\mathrm{CH}_{3} \mathrm{COOH} \& \mathrm{CH}_{3} \mathrm{COONa}\)

  2. āĻ•āĻˇā§āĻŸāĻŋāĻ• āĻ¸āĻžā§‡āĻĄāĻž āĻĻā§āĻ°āĻŦāĻŖā§‡āĻ° āĻĒā§āĻ°āĻ¤āĻŋ āĻ˛āĻŋāĻŸāĻžāĻ°ā§‡ 5 āĻ—ā§āĻ°āĻžāĻŽ NaOH āĻĨāĻžāĻ•āĻ˛ā§‡ āĻĻā§āĻ°āĻŦāĻŖāĻŸāĻŋāĻ° āĻŽāĻžā§‡āĻ˛āĻžāĻ°āĻŋāĻŸāĻŋ āĻ•āĻ¤?
    1. 1.25 M
    2. 12.5 M
    3. 0.125 M
    4. 1.52 M

    Ans. 0.125 M

  3. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨ āĻŦāĻŋāĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻžāĻ¯āĻŧ āĻšāĻžāĻĒ āĻŦā§ƒāĻĻā§āĻ§āĻŋāĻ° āĻĢāĻ˛ā§‡ āĻ¸āĻžāĻŽā§āĻ¯āĻžāĻŦāĻ¸ā§āĻĨāĻžāĻ¯āĻŧ āĻ‰ā§ŽāĻĒāĻžāĻĻāĻ¨ā§‡āĻ° āĻĒāĻ°āĻŋāĻŽāĻžāĻŖ āĻŦā§ƒāĻĻā§āĻ§āĻŋ āĻĒāĻžāĻ¯āĻŧ?
    1. \(\mathrm{H}_{2}(\mathrm{~g})+\mathrm{Br}_{2}(\mathrm{~g})=2 \mathrm{HBr}(\mathrm{g})\)
    2. \(2 \mathrm{NO}_{2}(\mathrm{~g})+7 \mathrm{H}_{2}(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NH}_{3}(\mathrm{~g})+4 \mathrm{H}_{2} \mathrm{O}(\mathrm{g})\)
    3. \(\mathrm{C} \mathrm{O}_{2}(\mathrm{~g})+\mathrm{C}(\mathrm{s}) \rightleftharpoons 2 \mathrm{CO}(\mathrm{g})\)
    4. \(\mathrm{CaCO}_{3}(\mathrm{~s}) \rightleftharpoons \mathrm{CaO}(\mathrm{s})+\mathrm{CO}_{2}(\mathrm{~g})\)

    Ans. \(2 \mathrm{NO}_{2}(\mathrm{~g})+7 \mathrm{H}_{2}(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NH}_{3}(\mathrm{~g})+4 \mathrm{H}_{2} \mathrm{O}(\mathrm{g})\)

  4. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨ āĻ‡āĻ˛ā§‡āĻ•āĻŸā§āĻ°ā§‹āĻĄāĻŸāĻŋāĻ° āĻĒā§āĻ°āĻŽāĻžāĻŖ āĻŦāĻŋāĻœāĻžāĻ°āĻŖ āĻĒāĻŸā§‡āĻ¨āĻļāĻŋāĻ¯āĻŧāĻžāĻ˛ āĻ¸āĻ°ā§āĻŦā§‹āĻšā§āĻš?
    1. \(\mathrm{H}^{+}(\mathrm{aq}) / \mathrm{H}_{2}(\mathrm{~g}), \mathrm{Pt}\)
    2. \(\mathrm{Cu}^{2+}(\mathrm{aq}) / \mathrm{Cu}(\mathrm{s})\)
    3. \(\mathrm{Na}^{+}(\mathrm{aq}) / \mathrm{Na}(\mathrm{s})\)
    4. \(\mathrm{Pt} / \mathrm{F}_{2}(\mathrm{~g}) / \mathrm{F}^{-}(\mathrm{aq})\)

    Ans.\(\mathrm{Pt} / \mathrm{F}_{2}(\mathrm{~g}) / \mathrm{F}^{-}(\mathrm{aq})\)

  5. āĻšāĻžāĻĒ āĻ¸ā§āĻĨāĻŋāĻ° āĻ°ā§‡āĻ–ā§‡ āĻāĻ•āĻŸāĻŋ āĻ—ā§āĻ¯āĻžāĻ¸ā§‡āĻ° (āĻ†āĻ¯āĻŧāĻ¤āĻ¨ \(\left.1000 \mathrm{~cm}^{3}\right)\) āĻ¤āĻžāĻĒāĻŽāĻžāĻ¤ā§āĻ°āĻž āĻ…āĻ°ā§āĻ§ā§‡āĻ• āĻ•āĻ°āĻž āĻšāĻ˛āĨ¤ āĻĒāĻ°āĻŋāĻŦāĻ°ā§āĻ¤āĻŋāĻ¤ āĻ…āĻŦāĻ¸ā§āĻĨāĻžāĻ¯āĻŧ āĻ‰āĻšāĻžāĻ° āĻ†āĻ¯āĻŧāĻ¤āĻ¨ āĻ•āĻ¤ āĻšāĻŦā§‡?
    1. \(2000 \mathrm{~cm}^{3}\)
    2. \(500 \mathrm{~cm}^{3}\)
    3. \(1000 \mathrm{~cm}^{3}\)
    4. \(1500 \mathrm{~cm}^{3}\)

    Ans. \(500 \mathrm{~cm}^{3}\)

  6. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨ āĻŦāĻŋāĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻžāĻŸāĻŋāĻ° \(\mathbf{K}_{\mathbf{p}}=\mathbf{K}_{\mathbf{c}} ?\)
    1. \(\mathrm{PCl}_{5}(\mathrm{~g}) \rightleftharpoons \mathrm{PCl}_{3}(\mathrm{~g})+\mathrm{Cl}_{2}(\mathrm{~g})\)
    2. \(\mathrm{N}_{2}(\mathrm{~g})+3 \mathrm{H}_{2}(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NH}_{3}(\mathrm{~g})\)
    3. \(2 \mathrm{HI}(\mathrm{g}) \rightleftharpoons \mathrm{H}_{2}(\mathrm{~g})+\mathrm{I}_{2}(\mathrm{~g})\)
    4. \(\mathrm{CO}(\mathrm{g})+2 \mathrm{H}_{2}(\mathrm{~g})=\mathrm{CH}_{3} \mathrm{OH}(\mathrm{g})\)

    Ans. \(2 \mathrm{HI}(\mathrm{g}) \rightleftharpoons \mathrm{H}_{2}(\mathrm{~g})+\mathrm{I}_{2}(\mathrm{~g})\)

  7. āĻāĻ•āĻŸāĻŋ āĻĢāĻ˛ā§‡āĻ° āĻ°āĻ¸ā§‡ āĻšāĻžāĻ‡āĻĄā§āĻ°ā§‹āĻœā§‡āĻ¨ āĻ†āĻ¯āĻŧāĻ¨ā§‡āĻ° āĻ˜āĻ¨āĻ¤ā§āĻŦ \(3.3 \times 10^{-2} \mathrm{M}\) āĻ āĻ°āĻ¸ā§‡āĻ° pH āĻ•āĻ¤?
    1. 2.00
    2. 1.48
    3. 4.48
    4. 2.18

    Ans. 1.48

  8. āĻ•āĻĒāĻžāĻ° āĻ¸āĻžāĻ˛āĻĢā§‡āĻŸā§‡āĻ° āĻœāĻ˛ā§€āĻ¯āĻŧ āĻĻā§āĻ°āĻŦāĻŖā§‡ 10 ampere āĻŦāĻŋāĻĻā§āĻ¯ā§ā§Ž 30 āĻŽāĻŋāĻ¨āĻŋāĻŸ āĻ§āĻ°ā§‡ āĻšāĻžāĻ˛āĻ¨āĻž āĻ•āĻ°āĻ˛ā§‡ āĻ•ā§āĻ¯āĻžāĻĨāĻžā§‡āĻĄā§‡ āĻ•āĻŋ āĻĒāĻ°āĻŋāĻŽāĻžāĻŖ āĻ•āĻĒāĻžāĻ° āĻœāĻŽāĻž āĻšāĻŦā§‡?
    1. 12.0 g
    2. 6.0 g
    3. 3.0 g
    4. 9.0 g

    Ans. 6.0 g

  9. \(\mathrm{N}_{2}(\mathrm{~g})+3 \mathrm{H}_{2}(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NH}_{3}(\mathrm{~g})\) āĻŦāĻŋāĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻžāĻŸāĻŋāĻ° \(\mathbf{K}_{\mathbf{p}}\) āĻāĻŦāĻ‚ \(\mathbf{K}_{\mathbf{c}}\) āĻāĻ° āĻŽāĻ§ā§āĻ¯ā§‡ āĻ¸āĻŽā§āĻĒāĻ°ā§āĻ•āĻŸāĻŋ āĻšāĻ˛-
    1. \(\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}}(\mathrm{RT})^{2}\)
    2. \(K_{p}=K_{c}(R T)^{-2}\)
    3. \(\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}}(\mathrm{RT})^{-1}\)
    4. \(\mathrm{K}_{\mathrm{p}}=\mathrm{K}_{\mathrm{c}}(\mathrm{RT})\)

    Ans. \(K_{p}=K_{c}(R T)^{-2}\)

  10. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨ āĻŦāĻ¸ā§āĻ¤ā§āĻ° āĻ•āĻŖāĻžāĻ—ā§āĻ˛āĻžā§‡āĻ° āĻļā§āĻ§ā§āĻŽāĻžāĻ¤ā§āĻ° āĻ•āĻŽā§āĻĒāĻ¨-āĻ—āĻ¤āĻŋ āĻ°āĻ¯āĻŧā§‡āĻ›ā§‡?
    1. \(\mathrm{NaCl}(\mathrm{s})\)
    2. \(\mathrm{H}_{2} \mathrm{O}(\mathrm{l})\)
    3. \(\mathrm{H}_{2} \mathrm{O}(\mathrm{g})\)
    4. \(\mathrm{H}_{2}(\mathrm{~g})\)

    Ans. \(\mathrm{NaCl}(\mathrm{s})\)

  11. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ¯ā§ŒāĻ—āĻ—ā§āĻ˛āĻŋāĻ° āĻŽāĻ§ā§āĻ¯ā§‡ āĻ•ā§‹āĻ¨āĻŸāĻŋ āĻ†āĻ¯āĻŧāĻ¨āĻŋāĻ• āĻŦā§ˆāĻļāĻŋāĻˇā§āĻŸā§āĻ¯ āĻ¸āĻŦāĻšā§‡āĻ¯āĻŧā§‡ āĻŦā§‡āĻļā§€?
    1. \(\mathrm{SiF}_{4}\)
    2. \(\mathrm{AlCl}_{3}\)
    3. Nal
    4. \(\mathrm{CsF}\)

    Ans. \(\mathrm{CsF}\)

  12. āĻ¨āĻŋāĻŽā§āĻ¨ā§‹āĻ•ā§āĻ¤ d-āĻŦā§āĻ˛āĻ• āĻŽā§ŒāĻ˛āĻ¸āĻŽā§‚āĻšā§‡āĻ° āĻ•ā§‹āĻ¨āĻŸāĻŋāĻ¤ā§‡ 4s āĻ…āĻ°āĻŦāĻŋāĻŸāĻžāĻ˛ā§‡ 1āĻŸāĻŋāĨ¤ āĻ‡āĻ˛ā§‡āĻ•āĻŸā§āĻ°āĻ¨ āĻ°āĻ¯āĻŧā§‡āĻ›ā§‡?
    1. Mn(25)
    2. Fe(26)
    3. Ni(28)
    4. Cu(29)

    Ans. Cu(29)

  13. 2p āĻ…āĻ°āĻŦāĻŋāĻŸāĻžāĻ˛ā§‡āĻ° n, \(l\) āĻāĻŦāĻ‚ m āĻāĻ° āĻŽāĻžāĻ¨ āĻšāĻšā§āĻ›ā§‡ āĻ¯āĻĨāĻžāĻ•ā§āĻ°āĻŽā§‡-
    1. 2,1,2
    2. 2,1,(-1,0,1)
    3. 2,2,(-2)
    4. 1,1,0

    Ans. 2,1,(-1,0,1)

  14. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ¯ā§ŒāĻ—āĻ—ā§āĻ˛āĻžā§‡āĻ° āĻ•ā§‹āĻ¨āĻŸāĻŋāĻ° āĻ•ā§‡āĻ¨ā§āĻĻā§āĻ°ā§€āĻ¯āĻŧ āĻĒāĻ°āĻŽāĻžāĻŖā§ āĻ…āĻ•āĻŸā§‡āĻŸā§ āĻ¨āĻŋāĻ¯āĻŧāĻŽ āĻ…āĻ¨ā§āĻ¸āĻ°āĻŖ āĻ•āĻ°ā§‡ āĻ¨āĻž?
    1. \(\mathrm{CCl}_{4}\)
    2. \(\mathrm{XeF}_{2}\)
    3. \(\mathrm{H}_{2} \mathrm{O}\)
    4. \(\mathrm{NF}_{3}\)

    Ans. \(\mathrm{XeF}_{2}\)

  15. āĻ•ā§‹āĻ¨ āĻ‡āĻ˛ā§‡āĻ•āĻŸā§āĻ°āĻ¨āĻŋāĻ• āĻ¸ā§āĻĨāĻžāĻ¨āĻžāĻ¨ā§āĻ¤āĻ°ā§‡āĻ° āĻĢāĻ˛ā§‡ āĻšāĻžāĻ‡āĻĄā§āĻ°ā§‹āĻœā§‡āĻ¨ āĻŦāĻ°ā§āĻŖāĻžāĻ˛ā§€āĻ°āĨ¤ ‘āĻŦāĻžāĻŽāĻžāĻ°â€™ āĻ¸āĻŋāĻ°āĻŋāĻœā§‡āĻ° \(4^{\text {th }}\) āĻ˛āĻžāĻ‡āĻ¨ā§‡āĻ° āĻ¸ā§ƒāĻˇā§āĻŸāĻŋ āĻšāĻ¯āĻŧ?
    1. n = 6 to n = 2
    2. n = 5 to n = 2
    3. n = 4 to n = 1
    4. n = 4 to n =0

    Ans. n = 6 to n = 2

  16. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨āĻŸāĻŋ āĻœāĻžāĻ°āĻŖ-āĻŦāĻŋāĻœāĻžāĻ°āĻŖ āĻŦāĻŋāĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻž āĻ¨āĻ¯āĻŧ?
    1. \(\mathrm{H}_{2} \mathrm{~S}+\mathrm{Cl}_{2} \rightarrow 2 \mathrm{HCl}+\mathrm{S}\)
    2. \(\mathrm{CuSO}_{4}+2 \mathrm{NH}_{4} \mathrm{OH} \rightarrow \mathrm{Cu}(\mathrm{OH})_{2}+\left(\mathrm{NH}_{4}\right)_{2} \mathrm{SO}_{4}\)
    3. \(4 \mathrm{HCl}+\mathrm{MnO}_{2} \rightarrow \mathrm{Cl}_{2}+\mathrm{MnCl}_{2}+2 \mathrm{H}_{2} \mathrm{O}\)
    4. \(2 \mathrm{H}_{2} \mathrm{O}+2 \mathrm{Cl}_{2} \rightarrow 4 \mathrm{HCl}+\mathrm{O}_{2}\)

    Ans. \(\mathrm{CuSO}_{4}+2 \mathrm{NH}_{4} \mathrm{OH} \rightarrow \mathrm{Cu}(\mathrm{OH})_{2}+\left(\mathrm{NH}_{4}\right)_{2} \mathrm{SO}_{4}\)

  17. \(8.0 \mathrm{~cm}^{3} \mathrm{Na}_{2} \mathrm{CO}_{3}\) āĻāĻ° āĻĻā§āĻ°āĻŦāĻŖāĻ•ā§‡ āĻ¸āĻŽā§āĻĒā§‚āĻ°ā§āĻŖāĻ°ā§‚āĻĒā§‡ āĻĒā§āĻ°āĻļāĻŽāĻ¨ āĻ•āĻ°āĻ¤ā§‡ 10.0 cm 1.0 M HCl āĻĻā§āĻ°āĻŦāĻŖā§‡āĻ° āĻĒā§āĻ°āĻ¯āĻŧāĻžā§‡āĻœāĻ¨ āĻšāĻ¯āĻŧāĨ¤ \(\mathrm{Na}_{2} \mathrm{CO}_{3}\) āĻĻā§āĻ°āĻŦāĻŖāĻŸāĻŋāĻ° āĻ˜āĻ¨āĻŽāĻžāĻ¤ā§āĻ°āĻž āĻšāĻšā§āĻ›ā§‡-
    1. 0.625 M
    2. 1.0 M
    3. 0.025 M
    4. 0.6 M

    Ans. 0.625 M

  18. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨ āĻ¸ā§‡āĻŸā§‡āĻ° āĻ§āĻžāĻ¤ā§āĻ—ā§āĻ˛āĻŋ āĻ¸ā§āĻŸā§‡āĻ‡āĻ¨āĻ˛ā§‡āĻ¸ āĻ¸ā§āĻŸā§€āĻ˛ā§‡ āĻŦāĻŋāĻĻā§āĻ¯āĻŽāĻžāĻ¨?
    1. Fe, Cr & Ni
    2. Fe, Cr & Cu
    3. Cu, Zn & Ni
    4. Cu, Sn & Pb

    Ans. Fe, Cr & Ni

  19. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨ āĻ…āĻŖā§āĻŸāĻŋāĻ° āĻ¸āĻŦāĻ—ā§āĻ˛āĻžā§‡ āĻĒāĻ°āĻŽāĻžāĻŖā§ āĻāĻ•āĻ‡ āĻ¸āĻŽāĻ¤āĻ˛ā§‡ āĻ¨āĻ¯āĻŧ?
    1. \(\mathrm{BCl}_{3}\)
    2. \(\mathrm{PF}_{3}\)
    3. \(\mathrm{AlCl}_{3}\)
    4. \(\mathrm{C}_{6} \mathrm{H}_{6}\)

    Ans. \(\mathrm{PF}_{3}\)

  20. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨āĻŸāĻŋ āĻĨā§‡āĻ•ā§‡ āĻāĻ•āĻŸāĻŋ āĻ‡āĻ˛ā§‡āĻ•āĻŸā§āĻ°āĻ¨ āĻ…āĻĒāĻ¸āĻžāĻ°āĻŖā§‡āĻ° āĻœāĻ¨ā§āĻ¯ā§‡ āĻ¸āĻŦāĻšā§‡āĻ¯āĻŧā§‡ āĻŦā§‡āĻļāĻŋ āĻļāĻ•ā§āĻ¤āĻŋ āĻĒā§āĻ°āĻ¯āĻŧāĻžā§‡āĻœāĻ¨?
    1. Ar
    2. \(\mathrm{Al}^{3+}\)
    3. \(\mathrm{Na}^{+}\)
    4. \(\mathrm{Cl}^{-}\)

    Ans. \(\mathrm{Al}^{3+}\)

  21. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻŦāĻŋāĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻžāĻ¯āĻŧ āĻ‰āĻĒāĻžāĻĻāĻžāĻ¨ P āĻāĻŦāĻ‚ Q āĻ•ā§‹āĻ¨ āĻ¸ā§‡āĻŸā§‡ āĻŦāĻŋāĻĻā§āĻ¯āĻŽāĻžāĻ¨? \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}(\mathrm{OH}) \mathrm{CH}_{3} \stackrel{\mathrm{I}_{2} / \mathrm{OH}^{-}}{\rightarrow} \mathrm{P}_{(\mathrm{aq})}+\mathrm{Q}_{(\mathrm{s})}\)
    1. \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{3} ; \mathrm{CH}_{4}\) respectively
    2. \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{COO} ; \mathrm{CHI}_{3}\) respectively
    3. \(\mathrm{CH}_{3} \mathrm{CH}_{3} ; \mathrm{CH}_{3} \mathrm{CH}_{3}\) respectively

    4. \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3} ; \mathrm{I}_{2}\) respectively

    Ans. \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{COO} ; \mathrm{CHI}_{3}\) respectively

  22. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻŦāĻŋāĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻžāĻ° āĻŽā§‚āĻ˛ āĻ‰ā§ŽāĻĒāĻžāĻĻ āĻ•āĻŋ?





    Ans.

  23. \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) āĻœāĻžāĻ°āĻŋāĻ¤ āĻšāĻ¯āĻŧā§‡ ‘Z’ āĻ‰ā§ŽāĻĒāĻ¨ā§āĻ¨ āĻ•āĻ°ā§‡ āĻ¯āĻž \(\mathbf{C}_{2} \mathbf{H}_{5} \mathbf{O H}\) āĻāĻ°
    āĻ¸āĻžāĻĨā§‡ āĻŦāĻŋāĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻž āĻ•āĻ°ā§‡ āĻāĻˇā§āĻŸāĻžāĻ° āĻ¤ā§ˆāĻ°ā§€ āĻ•āĻ°ā§‡āĨ¤ Z āĻ•āĻŋ?

    1. HCOOH
    2. \(\mathrm{CH}_{3} \mathrm{COOH}\)
    3. \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{COOH}\)
    4. \(\mathrm{CH}_{3} \mathrm{COOC}_{2} \mathrm{H}_{5}\)

    Ans. \(\mathrm{CH}_{3} \mathrm{COOH}\)

  24. āĻ—ā§āĻ°āĻŋāĻ—āĻ¨āĻžāĻ°ā§āĻĄ āĻŦāĻŋāĻ•āĻžāĻ°āĻ•ā§‡āĻ° āĻ¸āĻžāĻĨā§‡ \(\mathrm{CH}_{3} \mathrm{OH}\) āĻāĻ° āĻŦāĻŋāĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻžāĻ¯āĻŧ āĻ•āĻŋ āĻšāĻ¯āĻŧ?
    1. Alkane
    2. Ether
    3. Esters
    4. Aldehyde

    Ans. Alkane

  25. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻŽā§āĻ•ā§āĻ¤ āĻļāĻŋāĻ•āĻ˛ āĻ¯ā§ŒāĻ—āĻ—ā§āĻ˛āĻŋāĻ° āĻ•ā§‹āĻ¨āĻŸāĻŋāĻ¤ā§‡ āĻ¸āĻŦāĻ—ā§āĻ˛āĻžā§‡ āĻŦāĻ¨ā§āĻ§āĻ¨āĻ‡ \(\sigma\)(āĻ¸āĻŋāĻ—āĻŽāĻž)?
    1. \(\mathrm{C}_{10} \mathrm{H}_{20}\)
    2. \(\mathrm{C}_{10} \mathrm{H}_{22}\)
    3. \(\mathrm{C}_{10} \mathrm{H}_{18}\)
    4. \(\mathrm{C}_{10} \mathrm{H}_{20} \mathrm{O}\)

    Ans. \(\mathrm{C}_{10} \mathrm{H}_{22}\)

  26. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨ āĻ¯ā§ŒāĻ—āĻŸāĻŋāĻ° āĻāĻ•āĻŸāĻŋ āĻŦāĻ¨ā§āĻ§āĻ¨ \(\mathrm{sp}^{3}-\mathrm{sp}\) āĻšāĻžāĻ‡āĻŦā§āĻ°āĻŋāĻĄ āĻ…āĻ°āĻŦāĻŋāĻŸāĻžāĻ˛ā§‡āĻ° āĻ…āĻ§āĻŋāĻ•ā§āĻ°āĻŽāĻ¨ā§‡āĻ° āĻĢāĻ˛ā§‡ āĻ¸ā§ƒāĻˇā§āĻŸāĻŋ āĻšāĻ¯āĻŧā§‡āĻ›ā§‡?
    1. \(\mathrm{CH}_{3}-\mathrm{C} \equiv \mathrm{C}-\mathrm{H}\)
    2. \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{CHCH}_{3}\)
    3. \(\mathrm{H}-\mathrm{C} \equiv \mathrm{C}-\mathrm{H}\)
    4. \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)

    Ans. \(\mathrm{CH}_{3}-\mathrm{C} \equiv \mathrm{C}-\mathrm{H}\)

  27. \(\mathrm{RCOR} \rightarrow \mathrm{RCH}_{2} \mathrm{R}\) āĻ°āĻžāĻ¸āĻžāĻ¯āĻŧāĻ¨āĻŋāĻ• āĻĒāĻ°āĻŋāĻŦāĻ°ā§āĻ¤āĻ¨ā§‡āĻ° āĻœāĻ¨ā§āĻ¯ āĻ•ā§‹āĻ¨ āĻŦāĻŋāĻ•āĻžāĻ°āĻ•āĻŸāĻŋ āĻĒā§āĻ°āĻ¯āĻŧāĻžā§‡āĻœāĻ¨?
    1. \(\mathrm{H}_{2} \mathrm{SO}_{4}\)
    2. \(\mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}\)
    3. \(\mathrm{NaBH}_{4}\)
    4. \(\mathrm{Zn} / \mathrm{Hg}\). conc \(\mathrm{HCl}\)

    Ans. \(\mathrm{Zn} / \mathrm{Hg}\). conc \(\mathrm{HCl}\)

  28. \(\mathrm{R}-\mathrm{CO}-\mathrm{R} \stackrel{\mathrm{Zn} / \mathrm{Hg}, \text { conc } \mathrm{HCl}}{\longrightarrow} \mathrm{R}-\mathrm{CH}_{2}-\mathrm{R}\) āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ¯ā§ŒāĻ—āĻ—ā§āĻ˛āĻžā§‡āĻ° āĻŽāĻ§ā§āĻ¯ā§‡ āĻ¸āĻŦāĻšā§‡āĻ¯āĻŧā§‡ āĻŦā§‡āĻļā§€ āĻ…āĻŽā§āĻ˛ā§€ā§Ÿ āĻšāĻ˛-
    1. \(\mathrm{Cl}_{3} \mathrm{CCOOH}\)
    2. \(\mathrm{Cl}_{2} \mathrm{CHCOOH}\)
    3. \(\mathrm{ClCH}_{2} \mathrm{COOH}\)
    4. \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}-\mathrm{COOH}\)

    Ans. \(\mathrm{Cl}_{3} \mathrm{CCOOH}\)

  29. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨āĻŸāĻŋ āĻœā§āĻ¯āĻžāĻŽāĻŋāĻ¤āĻŋāĻ• āĻ¸āĻŽāĻžāĻŖā§āĻ¤āĻž āĻĒā§āĻ°āĻĻāĻ°ā§āĻļāĻ¨ āĻ•āĻ°ā§‡?
    1. \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{CH}_{3}\)
    2. \(\mathrm{CH}_{3} \mathrm{CH}(\mathrm{OH}) \mathrm{COOH}\)
    3. \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{CH}-\mathrm{CH}_{3}\)
    4. \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}=\mathrm{CH}_{2}\)

    Ans. \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{CH}-\mathrm{CH}_{3}\)

  30. āĻ¨āĻŋāĻŽā§āĻ¨ā§‡āĻ° āĻ•ā§‹āĻ¨āĻŸāĻŋ āĻ“āĻœāĻ¨ā§€āĻ•āĻ°āĻŖ āĻ“ āĻ†āĻ°ā§āĻĻā§āĻ° āĻŦāĻŋāĻļā§āĻ˛ā§‡āĻˇāĻŖā§‡āĻ° āĻĢāĻ˛ā§‡ āĻļā§āĻ§ā§āĻŽāĻžāĻ¤ā§āĻ° āĻāĻ•āĻŸāĻŋ āĻ‰ā§ŽāĻĒāĻžāĻĻ āĻĻā§‡āĻŦā§‡?
    1. \(\mathrm{CH}_{3} \mathrm{C}\left(\mathrm{CH}_{3}\right)=\mathrm{C}\left(\mathrm{CH}_{3}\right)-\mathrm{CH}_{3}\)
    2. \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{CH}-\mathrm{CH}\left(\mathrm{CH}_{3}\right)-\mathrm{CH}_{3}\)
    3. \(\mathrm{CH}_{3} \mathrm{C}\left(\mathrm{CH}_{3}\right)=\mathrm{CH}-\mathrm{CH}_{2}-\mathrm{CH}_{3}\)
    4. \(\mathrm{CH}_{2}=\mathrm{CH}\left(\mathrm{CH}_{3}\right)-\mathrm{CH}\left(\mathrm{CH}_{3}\right)-\mathrm{CH}_{3}\)

    Ans. \(\mathrm{CH}_{3} \mathrm{C}\left(\mathrm{CH}_{3}\right)=\mathrm{C}\left(\mathrm{CH}_{3}\right)-\mathrm{CH}_{3}\)

Mathematics

  1. \(|7-3 x| \leq 5\) āĻ…āĻ¸āĻŽāĻ¤āĻžāĻŸāĻŋāĻ° āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨-

    1. \(\frac{-5}{3} \leq x \leq \frac{7}{3}\)
    2. \(\frac{2}{3} \leq x \leq 4\)
    3. \(x \leq \frac{-5}{3}\)
    4. \(x \geq \frac{-7}{3}\) or \(x \leq \frac{-5}{3}\)

    Ans. \(\frac{2}{3} \leq x \leq 4\)

  2. \(f(x)=\frac{3+x}{1-2 x}\) āĻšāĻ˛ā§‡, \(\mathbf{f}^{-1}(\mathbf{x})=?\)
    1. \(\frac{x-3}{2 x+1}\)
    2. \(\frac{3-x}{1+2 x}\)
    3. \(\frac{x+3}{2+x}\)
    4. \(\frac{x+3}{2 x+1}\)

    Ans. \(\frac{x-3}{2 x+1}\)

  3. (1, 4) āĻāĻŦāĻ‚ (9, -12) āĻŦāĻŋāĻ¨ā§āĻĻā§āĻĻā§āĻŦāĻ¯āĻŧā§‡āĻ° āĻ¸āĻ‚āĻ¯āĻžā§‡āĻ—āĻ•āĻžāĻ°ā§€ āĻ°ā§‡āĻ–āĻžāĻ‚āĻļ āĻ…āĻ¨ā§āĻ¤āĻƒāĻ¸ā§āĻĨāĻ­āĻžāĻŦā§‡ āĻ¯ā§‡ āĻŦāĻŋāĻ¨ā§āĻĻā§āĻ¤ā§‡ 5:3 āĻ…āĻ¨ā§āĻĒāĻžāĻ¤ā§‡ āĻŦāĻŋāĻ­āĻ•ā§āĻ¤ āĻšāĻ¯āĻŧ āĻ¤āĻžāĻ° āĻ¸ā§āĻĨāĻžāĻ¨āĻžāĻ™ā§āĻ•-
    1. (6, – 6)
    2. (3, 5)
    3. (2, 1)
    4. (- 6, 5)

    Ans. (6, – 6)

  4. \(x^{2}-3 x+5\) āĻāĻ° āĻ¨ā§āĻ¯ā§‚āĻ¨āĻ¤āĻŽ āĻŽāĻžāĻ¨-
    1. 3
    2. 5
    3. \(\frac{15}{4}\)
    4. \(\frac{11}{4}\)

    Ans. \(\frac{11}{4}\)

  5. \(\cos ^{2} 30^{\circ}+\cos ^{2} 60^{\circ}+\ldots \ldots+\cos ^{2} 180^{\circ}\) āĻāĻ° āĻŽāĻžāĻ¨-
    1. 0
    2. 2
    3. 3
    4. 4

    Ans. 3

  6. \(\alpha\) āĻ¸ā§‚āĻ•ā§āĻˇā§āĻŽāĻ•ā§‹āĻŖ āĻšāĻ˛ā§‡, \(x \cos \alpha+\operatorname{ysin} \alpha=4\) āĻāĻŦāĻ‚ 4x + 3y = 5 āĻ¸āĻŽāĻžāĻ¨ā§āĻ¤āĻ°āĻžāĻ˛ āĻ°ā§‡āĻ–āĻžāĻĻā§āĻŦāĻ¯āĻŧā§‡āĻ° āĻĻā§‚āĻ°āĻ¤ā§āĻŦ-
    1. -1 unit
    2. 3 units
    3. 1 unit
    4. 9 units

    Ans. 3 units

  7. \(\overrightarrow{\mathbf{F}}_{1}\) āĻāĻŦāĻ‚ \(\overrightarrow{\mathbf{F}}_{2}\) āĻŦāĻ˛ āĻĻā§āĻ‡āĻŸāĻŋāĻ° āĻ˛āĻŦā§āĻ§āĻŋ \(\overrightarrow{\mathbf{F}}_{3}\); āĻ¯ā§‡āĻ–āĻžāĻ¨ā§‡ \(\overrightarrow{\mathbf{F}}_{1}=2 \hat{\mathbf{i}}-3 \hat{\mathbf{j}}\), \(\overrightarrow{\mathbf{F}}_{3}=\mathbf{5} \hat{\mathbf{i}}+4 \hat{\mathbf{j}}\) āĻšāĻ˛ā§‡ \(\overrightarrow{\mathbf{F}}_{2}=?\)
    1. \(-3 \hat{\mathrm{i}}-7 \hat{\mathrm{j}}\)
    2. \(7 \hat{\mathrm{i}}+\hat{\mathrm{j}}\)
    3. \(7 \hat{\mathrm{i}}+7 \hat{\mathrm{j}}\)
    4. \(3 \hat{\mathrm{i}}+7 \hat{\mathrm{j}}\)

    Ans. \(3 \hat{\mathrm{i}}+7 \hat{\mathrm{j}}\)

  8. \(\underset {x \rightarrow 0} {\overset { } {\mathrm lim} } \frac{\left(e^{x}-e^{-x}\right)}{2 x}\)āĻāĻ° āĻŽāĻžāĻ¨-
    1. 0
    2. 1
    3. \(\frac{1}{2}\)
    4. Does not exist

    Ans. 1

  9. āĻ¯āĻĻāĻŋ \(\cos A=\frac{4}{5}\) āĻšā§Ÿ, āĻ¤āĻŦā§‡ \(\frac{1+\tan ^{2} A}{1-\tan ^{2} A}\) āĻāĻ° āĻŽāĻžāĻ¨-
    1. \(\frac{-25}{7}\)
    2. \(\frac{7}{5}\)
    3. \(\frac{25}{7}\)
    4. \(\frac{-7}{5}\)

    Ans. \(\frac{25}{7}\)

  10. āĻ¯āĻĻāĻŋ \(f(x)=x^{2}-2|x|\) āĻāĻŦāĻ‚ \(\mathbf{g}(\mathbf{x})=\mathbf{x}^{2}+1\) āĻšāĻ¯āĻŧ, āĻ¤āĻŦā§‡ g(f(2)) āĻāĻ° āĻŽāĻžāĻ¨-
    1. 0
    2. 65
    3. 5
    4. 1

    Ans. 1

  11. (2,2-2x), (1,2) āĻāĻŦāĻ‚ (2, b – 2x) āĻŦāĻŋāĻ¨ā§āĻĻā§āĻ—ā§āĻ˛āĻžā§‡ āĻ¸āĻŽāĻ°ā§‡āĻ– āĻšāĻ˛ā§‡, b āĻāĻ° āĻŽāĻžāĻ¨-
    1. -1
    2. 1
    3. 2
    4. -2

    Ans. 2

  12. āĻ¯āĻĻāĻŋ \(A=\left(\begin{array}{ll}1 & 2 \\ 3 & 4\end{array}\right)\) āĻšāĻ¯āĻŧ āĻ¤āĻŦā§‡ \(\mathbf{A}^{-1}=?\)
    1. \(\frac{1}{2}\left(\begin{array}{cc}4 & -3 \\ -2 & 1\end{array}\right)\)
    2. \(\frac{1}{2}\left(\begin{array}{cc}4 & -2 \\ -3 & 1\end{array}\right)\)
    3. \(-\frac{1}{2}\left(\begin{array}{cc}4 & -3 \\ -2 & 1\end{array}\right)\)
    4. \(-\frac{1}{2}\left(\begin{array}{cc}4 & -2 \\ -3 & 1\end{array}\right)\)

    Ans. \(-\frac{1}{2}\left(\begin{array}{cc}4 & -2 \\ -3 & 1\end{array}\right)\)

  13. 2(cosx + secx) = 5 āĻ¸āĻŽā§€āĻ•āĻ°āĻŖā§‡āĻ° āĻ¸āĻžāĻ§āĻžāĻ°āĻŖ āĻ¸āĻŽāĻžāĻ§āĻžāĻ¨-
    1. \(\mathrm{n} \pi \pm \frac{\pi}{3}\)
    2. \(2 n \pi \pm \frac{\pi}{3}\)
    3. \(2 n \pi \pm \frac{\pi}{6}\)
    4. \(\mathrm{n} \pi \pm \frac{\pi}{6}\)

    Ans. \(2 n \pi \pm \frac{\pi}{3}\)

  14. (4,2) āĻŦāĻŋāĻ¨ā§āĻĻā§ āĻĨā§‡āĻ•ā§‡ 5x+12y=3 āĻ°ā§‡āĻ–āĻžāĻ° āĻ‰āĻĒāĻ° āĻ…āĻ™ā§āĻ•āĻŋāĻ¤ āĻ˛āĻŽā§āĻŦā§‡āĻ° āĻĻā§ˆāĻ°ā§āĻ˜ā§āĻ¯-
    1. \(-\frac{7}{13}\)
    2. \(\frac{8}{9}\)
    3. \(-\frac{8}{9}\)
    4. \(\frac{7}{13}\)

    Ans. \(\frac{7}{13}\)

  15. \(\int_{0}^{\frac{\pi}{2}} \sqrt{1+\sin \theta} d \theta\) āĻāĻ° āĻŽāĻžāĻ¨-
    1. \(\sqrt{2}\)
    2. 2
    3. \(\pi\)
    4. \(\frac{\pi}{2}\)

    Ans. 2

  16. 1 āĻĨā§‡āĻ•ā§‡ 520 āĻĒāĻ°ā§āĻ¯āĻ¨ā§āĻ¤ āĻ¸āĻ‚āĻ–ā§āĻ¯āĻžāĻ—ā§āĻ˛āĻžā§‡ āĻĨā§‡āĻ•ā§‡ āĻĻā§ˆāĻŦāĻšāĻ¯āĻŧāĻ¨ āĻĒāĻĻā§āĻ§āĻ¤āĻŋāĻ¤ā§‡ āĻāĻ•āĻŸāĻŋ āĻ¸āĻ‚āĻ–ā§āĻ¯āĻž āĻšāĻ¯āĻŧāĻ¨ āĻ•āĻ°āĻž āĻšāĻ˛ā§‡ āĻ¸āĻ‚āĻ–ā§āĻ¯āĻžāĻŸāĻŋ āĻ˜āĻ¨āĻ¸āĻ‚āĻ–ā§āĻ¯āĻž āĻšāĻ“āĻ¯āĻŧāĻžāĻ° āĻ¸āĻŽā§āĻ­āĻžāĻŦāĻ¨āĻž-
    1. \(\frac{1}{64}\)
    2. \(\frac{1}{60}\)
    3. \(\frac{1}{65}\)
    4. \(\frac{2}{65}\)

    Ans. \(\frac{1}{65}\)

  17. āĻ•ā§‹āĻ¨ āĻŦāĻŋāĻ¨ā§āĻĻā§āĻ¤ā§‡ āĻĻā§āĻ‡āĻŸāĻŋ āĻŦāĻ˛ 120° āĻ•ā§‹āĻŖā§‡ āĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻžāĻļā§€āĻ˛āĨ¤ āĻŦā§ƒāĻšāĻ¤ā§āĻ¤āĻ° āĻŦāĻ˛āĻŸāĻŋāĻ° āĻŽāĻžāĻ¨ 10N āĻāĻŦāĻ‚ āĻ¤āĻžāĻĻā§‡āĻ° āĻ˛āĻŦā§āĻ§āĻŋ āĻ•ā§āĻˇā§āĻĻā§āĻ°āĻ¤āĻ° āĻŦāĻ˛ā§‡āĻ° āĻ¸āĻžāĻĨā§‡ āĻ¸āĻŽāĻ•ā§‹āĻŖ āĻ‰ā§ŽāĻĒāĻ¨ā§āĻ¨ āĻ•āĻ°āĻ˛ā§‡ āĻ•ā§āĻˇā§āĻĻā§āĻ°āĻ¤āĻ° āĻŦāĻ˛ā§‡āĻ° āĻŽāĻžāĻ¨-
    1. 4N
    2. 5N
    3. 6N
    4. 8N

    Ans. 5N

  18. \(\left(x^{2}+\frac{2}{x}\right)^{6}\) āĻāĻ° āĻ¸āĻŽā§āĻĒā§āĻ°āĻ¸āĻžāĻ°āĻŖā§‡ x āĻŽā§āĻ•ā§āĻ¤ āĻĒāĻĻāĻŸāĻŋ-
    1. 448
    2. 120
    3. 240
    4. 3000

    Ans. 240

  19. \(\tan ^{-1} 1+\tan ^{-1} 2+\tan ^{-1} 3\) āĻāĻ° āĻŽāĻžāĻ¨-
    1. 0
    2. \(\frac{\pi}{2}\)
    3. \(\pi\)
    4. \(2 \pi\)

    Ans.\(\pi\)

  20. \(\mathbf{x y}+\mathbf{x}^{2} \mathbf{y}^{2}-\mathbf{c}=\mathbf{0}\) āĻšāĻ˛ā§‡, \(\frac{\mathrm{dx}}{\mathrm{dy}}=?\)
    1. \(-\frac{x}{y}\)
    2. \(\frac{\mathrm{x}}{\mathrm{y}}\)
    3. \(\frac{y}{x}\)
    4. \(-\frac{y}{x}\)

    Ans. \(-\frac{x}{y}\)

  21. \(\int_{0}^{1} \frac{d x}{\sqrt{2 x-x^{2}}}\) āĻāĻ° āĻŽāĻžāĻ¨-
    1. \(\frac{\pi}{2}\)
    2. 1
    3. 0
    4. \(\frac{\pi}{4}\)

    Ans. \(\frac{\pi}{2}\)

  22. 3x + 2y + k = 0 āĻ°ā§‡āĻ–āĻžāĻŸāĻŋ \(x^{2}+y^{2}-8 x-2 y-4=0\) āĻŦā§ƒāĻ¤ā§āĻ¤āĻ•ā§‡ āĻ¸ā§āĻĒāĻ°ā§āĻļ āĻ•āĻ°āĻ˛ā§‡ k āĻāĻ° āĻāĻ•āĻŸāĻŋ āĻŽāĻžāĻ¨-
    1. 1
    2. 27
    3. 5
    4. -1

    Ans. -1

  23. \(\mathbf{y}=\mathbf{x}^{2}\) āĻāĻŦāĻ‚ \(y=2 x\) āĻĻā§āĻŦāĻžāĻ°āĻž āĻ†āĻŦāĻĻā§āĻŦāĻž āĻāĻ˛āĻžāĻ•āĻžāĻ° āĻ•ā§āĻˇā§‡āĻ¤ā§āĻĢāĻ˛-
    1. \(\frac{4}{3}\) unit \(^{2}\)
    2. \(\frac{3}{4}\) unit \(^{2}\)
    3. 4 unit \(^{2}\)
    4. 3 unit \(^{2}\)

    Ans. \(\frac{4}{3}\) unit \(^{2}\)

  24. āĻāĻ•āĻŸāĻŋ āĻ—āĻžāĻĄāĻŧā§€ āĻ¸ā§āĻĨāĻŋāĻ°āĻžāĻŦāĻ¸ā§āĻĨāĻž āĻšāĻ¤ā§‡ āĻ¸āĻŽāĻ¤ā§āĻŦāĻ°āĻŖā§‡ āĻšāĻ˛āĻž āĻļā§āĻ°ā§ āĻ•āĻ°ā§‡ 5 āĻ¸ā§‡āĻ•ā§‡āĻ¨ā§āĻĄā§‡ 180āĻŽāĻŋ./āĻ¸ā§‡. āĻ—āĻ¤āĻŋāĻŦā§‡āĻ— āĻĒā§āĻ°āĻžāĻĒā§āĻ¤ āĻšāĻ˛āĨ¤ āĻ—āĻžāĻĄāĻŧāĻŋāĻŸāĻŋāĻ° āĻ¤ā§āĻŦāĻ°āĻŖ-
    1. \(36 \mathrm{~m} / \mathrm{sec}^{2}\)
    2. \(32 \mathrm{~m} / \mathrm{sec}^{2}\)
    3. \(30 \mathrm{~m} / \mathrm{sec}^{2}\)
    4. \(40 \mathrm{~m} / \mathrm{sec}^{2}\)

    Ans. \(36 \mathrm{~m} / \mathrm{sec}^{2}\)

  25. \(4 \hat{\mathrm{i}}+2 \hat{\mathrm{j}}-3 \hat{\mathrm{k}}\) āĻāĻŦāĻ‚ \(\lambda \hat{\mathrm{i}}-3 \hat{\mathrm{j}}+2 \hat{\mathrm{k}}\) āĻ­ā§‡āĻ•ā§āĻŸāĻ°āĻĻā§āĻŦāĻ¯āĻŧ āĻĒāĻ°āĻ¸ā§āĻĒāĻ° āĻ˛āĻŽā§āĻŦ āĻšāĻ˛ā§‡,\(\lambda\) āĻāĻ° āĻŽāĻžāĻ¨-
    1. 3
    2. -1
    3. 5
    4. 2

    Ans. 3

  26. \(x>0, y>0, x+y<6,2 x+y<8\) āĻļāĻ°ā§āĻ¤āĻ¸āĻŽā§‚āĻš āĻ¸āĻžāĻĒā§‡āĻ•ā§āĻˇā§‡ \(z=2 x+y\) āĻ°āĻžāĻļāĻŋāĻŸāĻŋāĻ° āĻ¸āĻ°ā§āĻŦāĻ¨āĻŋāĻŽā§āĻ¨ āĻŽāĻžāĻ¨-
    1. 6
    2. 10
    3. 12
    4. 14

    Ans. 6

  27. \(\frac{\mathbf{i}}{1-\frac{1}{1-\frac{1}{i}}}\) āĻāĻ° āĻŽāĻžāĻ¨-
    1. 1-i
    2. 1+i
    3. 2i
    4. -1+i

    Ans.1+i

  28. āĻĻā§āĻŦāĻŋ-āĻŽāĻŋāĻ• āĻ¸āĻ‚āĻ–ā§āĻ¯āĻž 10011010101 āĻāĻ° āĻĻāĻļāĻŽāĻŋāĻ•ā§‡ āĻĒā§āĻ°āĻ•āĻžāĻļ-
    1. 1235
    2. 1237
    3. 1241
    4. 1247

    Ans. 1237

  29. 0.3+ 0.003 + 0.00003 + … āĻ§āĻžāĻ°āĻžāĻŸāĻŋāĻ° āĻ…āĻ¸ā§€āĻŽ āĻĒāĻ°ā§āĻ¯āĻ¨ā§āĻ¤ āĻ¯āĻžā§‡āĻ—āĻĢāĻ˛-
    1. \(\frac{10}{33}\)
    2. \(\frac{1}{3}\)
    3. \(\frac{1}{33}\)
    4. \(\frac{33}{100}\)

    Ans.\(\frac{10}{33}\)

  30. f āĻ¸āĻŽāĻ¤ā§āĻŦāĻ°āĻŖā§‡ āĻāĻ•āĻŸāĻŋ āĻŦā§‡āĻ˛ā§āĻ¨ āĻ‰āĻ°ā§āĻ§ā§āĻŦā§‡ āĻ‰āĻ āĻ›ā§‡āĨ¤ āĻŦā§‡āĻ˛ā§āĻ¨ā§‡āĻ° āĻ“āĻœāĻ¨ā§‡āĻ° āĻ•āĻ¤ āĻ…āĻ‚āĻļ āĻ•āĻŽāĻžāĻ¨āĻžā§‡ āĻšāĻ˛ā§‡ āĻŦā§‡āĻ˛ā§āĻ¨āĻŸāĻŋāĻ° āĻ¤ā§āĻŦāĻ°āĻŖ 2f āĻšāĻŦā§‡?
    1. \(\frac{\mathrm{f}}{2 \mathrm{~g}+\mathrm{f}}\)
    2. \(\frac{\mathrm{f}}{2 \mathrm{~g}-\mathrm{f}}\)
    3. \(\frac{\mathrm{f}}{\mathrm{g}+2 \mathrm{f}}\)
    4. \(\frac{\mathrm{f}}{\mathrm{g}-2 \mathrm{f}}\)

    Ans. \(\frac{\mathrm{f}}{\mathrm{g}+2 \mathrm{f}}\)

Biology

  1. āĻ•ā§‹āĻ¨āĻŸāĻŋ āĻŽāĻŋāĻĨāĻžā§‡āĻœā§€āĻŦā§€ āĻ¨āĻžāĻ‡āĻŸā§āĻ°ā§‹āĻœā§‡āĻ¨ āĻ†āĻŦāĻĻā§āĻ§āĻ•āĻ°āĻŖā§‡ āĻ…āĻ‚āĻļ āĻ—ā§āĻ°āĻšāĻŖ āĻ•āĻ°ā§‡?

    1. Xanthomonas
    2. Rhizobium
    3. Azotobacter
    4. Agrobacterium

    Ans. Rhizobium

  2. āĻˆāĻ¸ā§āĻŸ āĻ°ā§āĻŸāĻŋ āĻ¤ā§ˆāĻ°āĻŋāĻ¤ā§‡ āĻ•ā§‡āĻ¨ āĻŦā§āĻ¯āĻŦāĻšā§ƒāĻ¤ āĻšāĻ¯āĻŧ?
    1. āĻ…ā§āĻ¯āĻžāĻ˛āĻ•ā§‹āĻšāĻ˛ āĻ¤ā§ˆāĻ°āĻŋāĻ° āĻœāĻ¨ā§āĻ¯
    2. \(\mathrm{CO}_{2}\) āĻ¤ā§ˆāĻ°āĻŋāĻ° āĻœāĻ¨ā§āĻ¯
    3. \(\mathrm{O}_{2}\) āĻŦā§āĻ¯āĻŦāĻšāĻžāĻ° āĻ•āĻ°āĻžāĻ° āĻœāĻ¨ā§āĻ¯
    4. āĻšāĻŋāĻ¨āĻŋ āĻŦā§āĻ¯āĻŦāĻšāĻžāĻ° āĻ•āĻ°āĻžāĻ° āĻœāĻ¨ā§āĻ¯

    Ans. \(\mathrm{CO}_{2}\) āĻ¤ā§ˆāĻ°āĻŋāĻ° āĻœāĻ¨ā§āĻ¯

  3. ‘āĻ°â€Œā§āĻ¯āĻžāĻŽā§‡āĻ¨ā§āĻŸāĻž’ āĻ•ā§‹āĻĨāĻžāĻ¯āĻŧ āĻ‰āĻĒāĻ¸ā§āĻĨāĻŋāĻ¤?
    1. Marchantia
    2. Pteris
    3. Semibarbula
    4. Selaginella

    Ans. Pteris

  4. āĻŦā§āĻ¯āĻ•ā§āĻ¤āĻŦā§€āĻœā§€ āĻ‰āĻĻā§āĻ­āĻŋāĻĻā§‡āĻ° āĻļāĻ¸ā§āĻ¯ āĻ•āĻŋāĻ°ā§‚āĻĒ?
    1. āĻšā§āĻ¯āĻžāĻĒā§āĻ˛āĻ¯āĻŧā§‡āĻĄ
    2. āĻĄāĻŋāĻĒā§āĻ˛āĻ¯āĻŧā§‡āĻĄ
    3. āĻ…ā§āĻ¯āĻžāĻŽāĻĢāĻŋāĻĄāĻŋāĻĒā§āĻ˛āĻ¯āĻŧā§‡āĻĄ
    4. āĻŸā§āĻ°āĻŋāĻĒā§āĻ˛āĻ¯āĻŧā§‡āĻĄ

    Ans. āĻšā§āĻ¯āĻžāĻĒā§āĻ˛āĻ¯āĻŧā§‡āĻĄ

  5. āĻ—ā§āĻ˛āĻŋāĻ¸āĻžāĻ°āĻžāĻ¨ā§āĻĄāĻŋāĻšāĻžāĻ‡āĻĄ āĻšāĻšā§āĻ›ā§‡ āĻāĻ•āĻŸāĻŋ-
    1. Tetrose
    2. Triose
    3. Ribose
    4. Pentose

    Ans. Triose

  6. āĻ•ā§‹āĻ¨āĻŸāĻŋ āĻāĻ•āĻŸāĻŋ āĻ–āĻžāĻĻā§āĻ¯āĻļā§ƒāĻ™ā§āĻ–āĻ˛ āĻāĻ° āĻ‰āĻĻāĻžāĻšāĻ°āĻŖ?
    1. Grass → Nematode → Tiger
    2. Egg → Larva → Adult
    3. Flower → Fruit → Seed
    4. Grass — Antelope → Lion

    Ans. Grass — Antelope → Lion

  7. āĻšā§āĻ¯āĻžāĻš āĻ“ āĻ¸ā§āĻ˛āĻžāĻ• āĻšāĻ•ā§āĻ°ā§‡ C4 āĻ‰āĻĻā§āĻ­āĻŋāĻĻā§‡ āĻĒā§āĻ°āĻĨāĻŽ āĻ¸ā§āĻĨāĻžāĻ¯āĻŧā§€ āĻĒāĻĻāĻžāĻ°ā§āĻĨ āĻ•ā§‹āĻ¨āĻŸāĻŋ?
    1. āĻŽā§āĻ¯āĻžāĻ˛āĻŋāĻ• āĻāĻ¸āĻŋāĻĄ
    2. āĻ…āĻ•ā§āĻ¸āĻžāĻ˛āĻžā§‡ āĻāĻ¸āĻŋāĻŸāĻŋāĻ• āĻāĻ¸āĻŋāĻĄ
    3. āĻĒāĻžāĻ‡āĻ­āĻŋāĻ• āĻāĻ¸āĻŋāĻĄ
    4. āĻĢāĻ¸āĻĢā§‹āĻ—ā§āĻ˛āĻŋāĻ¸āĻžāĻ°āĻŋāĻ• āĻāĻ¸āĻŋāĻĄ

    Ans. āĻ…āĻ•ā§āĻ¸āĻžāĻ˛āĻžā§‡ āĻāĻ¸āĻŋāĻŸāĻŋāĻ• āĻāĻ¸āĻŋāĻĄ

  8. āĻ•ā§‹āĻ¨ āĻ‰āĻĻā§āĻ­āĻŋāĻĻ āĻ¸ā§āĻ¨ā§āĻĻāĻ°āĻŦāĻ¨ā§‡āĻ° āĻŽā§āĻ¯āĻžāĻ¨āĻ—ā§āĻ°ā§‹āĻ­ āĻŦāĻ¨ā§‡ āĻœāĻ¨ā§āĻŽā§‡?
    1. Nymphaea nouchali
    2. Aegiceras corniculatum
    3. Erythrina indica
    4. Acacia nilotica

    Ans. Aegiceras corniculatum

  9. āĻ•ā§‹āĻ¨āĻŸāĻŋāĻ¤ā§‡ āĻŽā§āĻ•ā§āĻ¤ āĻ¸āĻŽāĻĒāĻžāĻ°ā§āĻļā§āĻŦā§€āĻ¯āĻŧ āĻ­āĻžāĻ¸ā§āĻ•ā§āĻ˛āĻžāĻ° āĻŦāĻžāĻ¨ā§āĻĄāĻ˛ āĻĒāĻžāĻ“āĻ¯āĻŧāĻž āĻ¯āĻžāĻ¯āĻŧ?
    1. āĻāĻ•āĻŦā§€āĻœāĻĒāĻ¤ā§āĻ°ā§€ āĻ•āĻžāĻŖā§āĻĄā§‡
    2. āĻāĻ•āĻŦā§€āĻœāĻĒāĻ¤ā§āĻ°ā§€ āĻŽā§‚āĻ˛ā§‡
    3. āĻĻā§āĻŦāĻŋāĻŦā§€āĻœāĻĒāĻ¤ā§āĻ°ā§€ āĻ•āĻžāĻŖā§āĻĄā§‡
    4. āĻĻā§āĻŦāĻŋāĻŦā§€āĻœāĻĒāĻ¤ā§āĻ°ā§€ āĻŽā§‚āĻ˛ā§‡

    Ans. āĻĻā§āĻŦāĻŋāĻŦā§€āĻœāĻĒāĻ¤ā§āĻ°ā§€ āĻ•āĻžāĻŖā§āĻĄā§‡

  10. āĻŽā§‡āĻ¨ā§āĻĄā§‡āĻ˛ā§‡āĻ° ā§§āĻŽ āĻ¸ā§‚āĻ¤ā§āĻ°ā§‡āĻ° āĻœāĻŋāĻ¨āĻžā§‡āĻŸāĻžāĻ‡āĻĒā§‡āĻ° āĻ…āĻ¨ā§āĻĒāĻžāĻ¤ āĻšāĻšā§āĻ›ā§‡-
    1. 3:1
    2. 2:2
    3. 2:1:1
    4. 1:2:1

    Ans. 1:2:1

  11. āĻ•ā§‹āĻ¨ āĻĒāĻ°ā§āĻŦā§‡āĻ° āĻĒā§āĻ°āĻžāĻŖā§€āĻ¤ā§‡ āĻ•ā§‹āĻ¯āĻŧāĻžāĻ¨āĻ¨āĻžāĻ¸āĻžāĻ‡āĻŸāĻ¸ āĻĨāĻžāĻ•ā§‡-
    1. Protozoa
    2. Cnidaria
    3. Porifera
    4. Crustacea

    Ans. Porifera

  12. Restriction āĻāĻ¨āĻœāĻžāĻ‡āĻŽ āĻāĻ° āĻ•āĻžāĻœ āĻšāĻ˛āĻžā§‡-
    1. DNA-āĻ•ā§‡ āĻ›ā§‡āĻĻāĻ¨ āĻ•āĻ°āĻž
    2. DNA-āĻœā§‹āĻĄāĻŧāĻž āĻ˛āĻžāĻ—āĻžāĻ¨āĻžā§‡
    3. DNA-āĻāĻ° āĻ¸āĻ‚āĻ–ā§āĻ¯āĻž āĻŦā§ƒāĻĻā§āĻ§āĻŋ
    4. DNA-āĻ…āĻ•āĻžāĻ°ā§āĻ¯āĻ•āĻ° āĻ•āĻ°āĻž

    Ans. DNA-āĻ•ā§‡ āĻ›ā§‡āĻĻāĻ¨ āĻ•āĻ°āĻž

  13. āĻ•ā§‹āĻ¨āĻŸāĻŋ āĻāĻŋāĻ˛ā§āĻ˛āĻŋ āĻ†āĻšā§āĻ›āĻžāĻĻāĻŋāĻ¤ āĻ•ā§‹āĻˇāĻžāĻ™ā§āĻ—āĻžāĻŖā§ āĻ¨āĻ¯āĻŧ?
    1. Microtubule
    2. Lysosome
    3. Golgi apparatus
    4. Ribosome

    Ans. Microtubule

  14. āĻ¤āĻŋāĻ¨āĻŸāĻŋ āĻœāĻŋāĻ¨ āĻāĻ•āĻ‡ āĻšāĻžā§‡āĻŽāĻžā§‡āĻ˛āĻžā§‡āĻ—āĻžāĻ¸ āĻ•ā§āĻ°ā§‹āĻŽāĻžā§‡āĻ¸āĻžā§‡āĻŽā§‡ āĻ…āĻŦāĻ¸ā§āĻĨāĻžāĻ¨ āĻ•āĻ°āĻ˛ā§‡ āĻœāĻŋāĻ¨āĻ¤ā§āĻ°āĻ¯āĻŧāĻ•ā§‡ āĻŦāĻ˛ā§‡-
    1. Epistatic genes
    2. Alleles
    3. Linked genes
    4. Multiple alleles

    Ans. Multiple alleles

  15. āĻ•ā§āĻˇā§āĻĻā§āĻ°āĻžāĻ¨ā§āĻ¤ā§āĻ°ā§‡āĻ° āĻ¸āĻ°ā§āĻŦāĻŦāĻšāĻŋāĻƒāĻ¸ā§āĻĨ āĻ•āĻ˛āĻžāĻ¸ā§āĻ¤āĻ°āĻ•ā§‡ āĻŦāĻ˛ā§‡-
    1. Mucosa
    2. Muscularis mucosa
    3. Submucosa
    4. Serosa

    Ans. Serosa

  16. āĻœā§‡āĻ˛āĻŋāĻĢāĻŋāĻļā§‡āĻ° āĻ˛āĻžāĻ°ā§āĻ­āĻžāĻ° āĻ¨āĻžāĻŽ-
    1. Tornaria
    2. Ephyra
    3. Trochophore
    4. Ammocoete

    Ans. Ephyra

  17. āĻ•ā§āĻ¯āĻžāĻ˛āĻ¸āĻŋāĻ¯āĻŧāĻžāĻŽ āĻŦāĻŋāĻĒāĻžāĻ•ā§‡ āĻ¸āĻšāĻžāĻ¯āĻŧāĻ¤āĻžāĻ•āĻžāĻ°ā§€ āĻ—ā§āĻ°āĻ¨ā§āĻĨāĻŋ āĻšāĻ˛āĻžā§‡-
    1. Parathyroid
    2. Adrenal
    3. Pancreas
    4. Pituitary

    Ans. Parathyroid

  18. āĻ•ā§‹āĻ¨ āĻ…āĻ¸ā§āĻĨāĻŋāĻ¤ā§‡ āĻ“āĻ˛ā§‡āĻ•ā§āĻ°ā§‡āĻ¨āĻ¨ āĻĒā§āĻ°āĻ¸ā§‡āĻ¸ āĻĨāĻžāĻ•ā§‡?
    1. Scapula
    2. Ischium
    3. Humerus
    4. Ulna

    Ans. Ulna

  19. āĻŦā§ƒāĻ•ā§āĻ•ā§‡āĻ° āĻ†āĻ¨ā§āĻĻā§āĻ°āĻžāĻĢāĻŋāĻ˛āĻŸā§āĻ°ā§‡āĻļāĻ¨ āĻĒāĻ°āĻŋāĻšāĻžāĻ˛āĻ¨āĻžāĻ•āĻžāĻ°ā§€ āĻ…āĻ™ā§āĻ— āĻšāĻ˛āĻžā§‡-
    1. LH
    2. Bowmans’ capsule
    3. Medulla
    4. Glomerulus

    Ans. Glomerulus

  20. āĻ…āĻˇā§āĻŸāĻŽ āĻ•āĻ°āĻžā§‡āĻŸāĻŋāĻ• āĻ¸ā§āĻ¨āĻžāĻ¯āĻŧā§āĻ•ā§‡ āĻŦāĻ˛ā§‡-
    1. Vagus
    2. Auditory
    3. Facial
    4. Olfactor

    Ans. Auditory

  21. āĻāĻ• āĻ–āĻžāĻĻā§āĻ¯āĻ¸ā§āĻ¤āĻ° āĻĨā§‡āĻ•ā§‡ āĻ…āĻ¨ā§āĻ¯ āĻ–āĻžāĻĻā§āĻ¯āĻ¸ā§āĻ¤āĻ°ā§‡ āĻļāĻ•ā§āĻ¤āĻŋ āĻĒā§āĻ°āĻŦāĻžāĻšā§‡āĻ° āĻ¸āĻ āĻŋāĻ• āĻ§āĻžāĻ°āĻŖāĻž āĻĻā§‡āĻ¯āĻŧ āĻ¯ā§‡ āĻĒāĻŋāĻ°āĻžāĻŽāĻŋāĻĄ āĻ¤āĻž āĻšāĻ˛ā§‹-
    1. Pyramid of biomass
    2. Pyramid of number
    3. Pyramid of dry biomass
    4. Pyramid of energy

    Ans. Pyramid of energy

  22. āĻ•ā§āĻ¯āĻžāĻ™ā§āĻ—āĻžāĻ°ā§ āĻ•ā§‹āĻ¨ āĻ­ā§ŒāĻ—āĻžā§‡āĻ˛āĻŋāĻ• āĻ…āĻžā§āĻšāĻ˛ā§‡āĻ° āĻĒā§āĻ°āĻžāĻŖā§€?
    1. Oriental
    2. Australian
    3. Ethiopean
    4. Palaearctic

    Ans. Australian

  23. āĻ•ā§‹āĻ¨ āĻ°āĻ•ā§āĻ¤āĻ—ā§āĻ°ā§āĻĒ āĻŦāĻšāĻ¨āĻ•āĻžāĻ°ā§€ āĻŦā§āĻ¯āĻ•ā§āĻ¤āĻŋāĻ•ā§‡ āĻ¸āĻžāĻ°ā§āĻŦāĻœāĻ¨ā§€āĻ¨ āĻĻāĻžāĻ¤āĻž’ āĻŦāĻ˛āĻž āĻšāĻ¯āĻŧ?
    1. B
    2. O
    3. A
    4. AB

    Ans. O

  24. āĻ¸āĻœā§āĻœāĻžāĻ•ā§āĻ°āĻŽāĻžāĻ¨ā§āĻ¯āĻžāĻ¯āĻŧā§€ āĻŽāĻ§ā§āĻ¯āĻ•āĻ°ā§āĻŖā§‡āĻ° āĻšāĻžāĻĄāĻŧāĻ—ā§āĻ˛āĻžā§‡ āĻ¯āĻĨāĻžāĻ•ā§āĻ°āĻŽā§‡-
    1. Incus, Stapes, Maleus
    2. Stapes, Incus, Maleus
    3. Incus, Maleus, Stapes
    4. Maleus, Incus, Stapes

    Ans. Maleus, Incus, Stapes

  25. āĻ‰āĻ“āĻœā§‡āĻ¨ā§‡āĻ¸āĻŋāĻ¸ā§‡ āĻŽāĻžā§‡āĻŸ āĻĒāĻžā§‡āĻ˛āĻžāĻ° āĻŦāĻĄāĻŋ āĻ¤ā§ˆāĻ°āĻŋ āĻšāĻ¯āĻŧ-
    1. 1
    2. 2
    3. 3
    4. 4

    Ans. 3

  26. āĻ•ā§‹āĻˇāĻĒā§āĻ°āĻžāĻšā§€āĻ° āĻ¸āĻŋāĻ˛āĻŋāĻ•āĻžāĻ¯ā§āĻ•ā§āĻ¤ āĻāĻŦāĻ‚ āĻ•āĻĒāĻžāĻŸāĻŋāĻ•āĻž āĻ‰āĻĒāĻ¸ā§āĻĨāĻŋāĻ¤ āĻ¯ā§‡ āĻļā§ˆāĻŦāĻžāĻ˛ā§‡ āĻ¤āĻžāĻ° āĻ¨āĻžāĻŽ āĻšāĻšā§āĻ›ā§‡-(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. Navicula
    2. Spirogyra
    3. Sargassum
    4. Polysiphonia

    Ans. Navicula

  27. āĻ¤āĻŋāĻ˛ āĻ¤ā§‡āĻ˛ā§‡āĻ° āĻ‰ā§ŽāĻ¸ āĻšāĻ˛āĻžā§‡-(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. Glycine max
    2. Sesamum indicum
    3. Arachis hypogaea
    4. Helianthus annuus

    Ans. Sesamum indicum

  28. āĻ•ā§āĻ°ā§āĻ¸āĻŋāĻĢā§‡āĻ°āĻŋ āĻĒāĻ°āĻŋāĻŦāĻžāĻ°āĻ­ā§āĻ•ā§āĻ¤ āĻ‰āĻĻā§āĻ­āĻŋāĻĻā§‡āĻ° āĻ…āĻŽāĻ°āĻžāĻŦāĻŋāĻ¨ā§āĻ¯āĻžāĻ¸ āĻšāĻšā§āĻ›ā§‡(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. āĻĒā§āĻ°āĻžāĻ¨ā§āĻ¤ā§€āĻ¯āĻŧ
    2. āĻŦāĻšā§āĻĒā§āĻ°āĻžāĻ¨ā§āĻ¤ā§€āĻ¯āĻŧ
    3. āĻ…āĻ•ā§āĻˇā§€āĻ¯āĻŧ
    4. āĻŽā§‚āĻ˛ā§€āĻ¯āĻŧ

    Ans. āĻŦāĻšā§āĻĒā§āĻ°āĻžāĻ¨ā§āĻ¤ā§€āĻ¯āĻŧ

  29. āĻĢā§āĻ˛ āĻšāĻ“āĻ¯āĻŧāĻž āĻ¸āĻ¤ā§āĻ¤ā§āĻŦā§‡āĻ“ āĻ•ā§‹āĻ¨āĻŸāĻŋāĻ•ā§‡ āĻĢāĻ˛ āĻŦāĻ˛ā§‡ āĻŽāĻ¨ā§‡ āĻšāĻ¯āĻŧ?(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. āĻĄāĻžāĻ˛āĻŋāĻŽ
    2. āĻ†āĻ¤āĻž
    3. āĻĄā§āĻŽā§āĻ°
    4. āĻ•āĻžāĻāĻ āĻžāĻ˛

    Ans. āĻĄā§āĻŽā§āĻ°

  30. āĻŽā§ŒāĻŽāĻžāĻ›āĻŋāĻ° āĻĒāĻžāĻ˛āĻ¨āĻ•ā§‡ āĻŦāĻ˛āĻž āĻšāĻ¯āĻŧ-(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. Sericulture
    2. Lac culture
    3. Apiculture
    4. Pisciculture

    Ans. Apiculture

āĻŦāĻžāĻ‚āĻ˛āĻž

  1. āĻāĻ•āĻžāĻ§āĻŋāĻ• āĻ‰āĻĒāĻ¸āĻ°ā§āĻ—āĻ¯āĻžā§‡āĻ—ā§‡ āĻ—āĻ āĻŋāĻ¤ āĻļāĻŦā§āĻĻ āĻ•ā§‹āĻ¨āĻŸāĻŋ?

    1. āĻ…āĻ¨āĻ¤āĻŋāĻŦā§ƒāĻšā§Ž
    2. āĻĒā§āĻ°āĻŦāĻŋāĻˇā§āĻŸ
    3. āĻ…āĻŦāĻ˛āĻžā§‡āĻ•āĻ¨
    4. āĻ…āĻ—āĻŖāĻ¤āĻžāĻ¨ā§āĻ¤ā§āĻ°āĻŋāĻ•

    Ans. āĻ…āĻ¨āĻ¤āĻŋāĻŦā§ƒāĻšā§Ž

  2. ‘āĻ•āĻŋāĻŖāĻžāĻ™ā§āĻ•â€™ āĻļāĻŦā§āĻĻā§‡āĻ° āĻ…āĻ°ā§āĻĨ āĻ•ā§€?
    1. āĻ†āĻāĻšāĻŋāĻ˛
    2. āĻ¤āĻŋāĻ˛
    3. āĻ•ā§āĻˇāĻ¤
    4. āĻ•āĻĄāĻŧāĻž

    Ans. āĻ•āĻĄāĻŧāĻž

  3. āĻ¸āĻžāĻ§ā§ āĻ“ āĻšāĻ˛āĻŋāĻ¤ āĻ°ā§€āĻ¤āĻŋāĻ¤ā§‡ āĻ…āĻ­āĻŋāĻ¨ā§āĻ¨āĻ°ā§‚āĻĒā§‡ āĻŦā§āĻ¯āĻŦāĻšā§ƒāĻ¤ āĻšāĻ¯āĻŧ-
    1. āĻ…āĻŦā§āĻ¯āĻ¯āĻŧ
    2. āĻ¸āĻŽā§āĻŦāĻžā§‡āĻ§āĻ¨ āĻĒāĻĻ
    3. āĻ¸āĻ°ā§āĻŦāĻ¨āĻžāĻŽ
    4. āĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻž

    Ans. āĻ¸āĻŽā§āĻŦāĻžā§‡āĻ§āĻ¨ āĻĒāĻĻ

  4. ‘āĻ•ā§āĻ°āĻŋāĻ•ā§‡āĻŸ āĻ–ā§‡āĻ˛ā§‡â€™ āĻŦāĻžāĻ•ā§āĻ¯ā§‡āĻ° āĻ¨āĻŋāĻŽā§āĻ¨āĻ°ā§‡āĻ– āĻļāĻŦā§āĻĻā§‡āĻ° āĻ•āĻžāĻ°āĻ• āĻ“ āĻŦāĻŋāĻ­āĻ•ā§āĻ¤āĻŋ-
    1. āĻ•āĻ°ā§āĻ¤āĻžāĻ¯āĻŧ āĻļā§‚āĻ¨ā§āĻ¯
    2. āĻ•āĻ°ā§āĻŽā§‡ āĻļā§‚āĻ¨ā§āĻ¯
    3. āĻ•āĻ°āĻŖā§‡ āĻļā§‚āĻ¨ā§āĻ¯
    4. āĻ…āĻ§āĻŋāĻ•āĻ°āĻŖā§‡ āĻļā§‚āĻ¨ā§āĻ¯

    Ans. āĻ•āĻ°ā§āĻŽā§‡ āĻļā§‚āĻ¨ā§āĻ¯

  5. āĻ¸āĻžāĻ§ā§ āĻ­āĻžāĻˇāĻžāĻ¯āĻŧ āĻ˛āĻŋāĻ–āĻŋāĻ¤ āĻ¨āĻŋāĻŽā§āĻ¨ā§‹āĻ•ā§āĻ¤ āĻŦāĻžāĻ•ā§āĻ¯āĻŸāĻŋāĻ¤ā§‡ āĻ­ā§āĻ˛ā§‡āĻ° āĻ¸āĻ‚āĻ–ā§āĻ¯āĻž āĻ¨āĻŋāĻ°ā§āĻŖāĻ¯āĻŧ āĻ•āĻ° : ‘āĻ…āĻ¨āĻžāĻ—āĻ¤ āĻ­āĻŦāĻŋāĻˇā§āĻ¯āĻ¤ā§‡āĻ° āĻŦāĻŋāĻˇāĻ¯āĻŧ āĻŦāĻŋāĻŦā§‡āĻšāĻ¨āĻž āĻ•āĻ°ā§‡ āĻ—ā§āĻŖā§€āĻ°āĻž āĻ¯āĻž āĻŦāĻ˛āĻŋāĻ˛ā§‡āĻ¨, āĻ‰āĻĒāĻ¸ā§āĻĨāĻŋāĻ¤ āĻœāĻ¨āĻ—āĻŖāĻ°āĻž āĻ¤ā§ŽāĻ•ā§āĻˇāĻŖāĻžāĻ¤ āĻ¤āĻžāĻšāĻž āĻ¸āĻŽāĻ°ā§āĻĨāĻ¨ āĻ•āĻ°āĻŋāĻ˛ā§‡āĨ¤’
    1. āĻ¤āĻŋāĻ¨
    2. āĻšāĻžāĻ°
    3. āĻĒāĻžāĻāĻš
    4. āĻ›āĻ¯āĻŧ

    Ans. āĻ›āĻ¯āĻŧ

  6. ‘āĻ¤āĻšāĻŦāĻŋāĻ˛â€™ āĻ•ā§‹āĻ¨ āĻ­āĻžāĻˇāĻžāĻ° āĻļāĻŦā§āĻĻ?
    1. āĻ†āĻ°āĻŦāĻŋ
    2. āĻ¤ā§āĻ°ā§āĻ•āĻŋ
    3. āĻ‰āĻ°ā§āĻĻā§
    4. āĻĢāĻžāĻ°āĻ¸āĻŋ

    Ans.āĻ†āĻ°āĻŦāĻŋ

  7. āĻļā§āĻĻā§āĻ§ āĻŦāĻžāĻ¨āĻžāĻ¨ āĻ•ā§‹āĻ¨āĻŸāĻŋ?
    1. āĻĒāĻŋāĻĒāĻŋāĻ˛ā§€āĻ•āĻž
    2. āĻĒā§€āĻĒāĻŋāĻ˛āĻŋāĻ•āĻž
    3. āĻĒāĻŋāĻĒāĻŋāĻ˛āĻŋāĻ•āĻž
    4. āĻĒāĻŋāĻĒā§€āĻ˛āĻŋāĻ•āĻž

    Ans. āĻĒāĻŋāĻĒā§€āĻ˛āĻŋāĻ•āĻž

  8. āĻļā§āĻĻā§āĻ§ āĻļāĻŦā§āĻĻāĻ—ā§āĻšā§āĻ› āĻšāĻ˛āĻžā§‡-
    1. āĻ‰āĻšāĻŋāĻ¤, āĻ†āĻšā§āĻ¤, āĻšāĻ˛, āĻŽāĻšāĻžāĻ°āĻĨ
    2. āĻ‰āĻšāĻŋā§Ž, āĻ†āĻšāĻ°āĻŋāĻ¤, āĻ¸āĻšāĻ˛, āĻ¸āĻšāĻžāĻ°āĻĨā§€
    3. āĻ‰āĻšāĻŋā§Ž, āĻ†āĻšā§‚āĻ¤, āĻ¸āĻšāĻ˛, āĻŽāĻšāĻžāĻ°āĻĨā§€
    4. āĻ‰āĻšāĻŋāĻ¤, āĻ†āĻšāĻ°āĻŋāĻ¤, āĻšāĻ˛, āĻŽāĻšāĻžāĻ°āĻĨ

    Ans. āĻ‰āĻšāĻŋāĻ¤, āĻ†āĻšā§āĻ¤, āĻšāĻ˛, āĻŽāĻšāĻžāĻ°āĻĨ/āĻ‰āĻšāĻŋāĻ¤, āĻ†āĻšāĻ°āĻŋāĻ¤, āĻšāĻ˛, āĻŽāĻšāĻžāĻ°āĻĨ

  9. āĻ‰āĻĒāĻ¸āĻ°ā§āĻ—āĻœāĻžāĻ¤ āĻļāĻŦā§āĻĻ-
    1. āĻ…āĻžā§āĻœāĻ˛āĻŋ
    2. āĻ…āĻ™ā§āĻ•ā§āĻ°
    3. āĻ…āĻ¨āĻļāĻ¨
    4. āĻ…āĻ¨āĻžāĻšāĻžāĻ°

    Ans. āĻ…āĻ¨āĻžāĻšāĻžāĻ°

  10. āĻ¸āĻĻā§āĻ¯ā§‹āĻœāĻžāĻ¤ āĻļāĻŦā§āĻĻā§‡āĻ° āĻ¸āĻ¨ā§āĻ§āĻŋāĻŦāĻŋāĻšā§āĻ›ā§‡āĻĻ-
    1. āĻ¸āĻĻā§āĻ¯ + āĻœāĻžāĻ¤
    2. āĻ¸āĻĻā§āĻ¯āĻƒ + āĻœāĻžāĻ¤
    3. āĻ¸āĻĻā§āĻ¯āĻž + āĻœāĻžāĻ¤
    4. āĻ¸āĻĻāĻž + āĻœāĻžāĻ¤

    Ans. āĻ¸āĻĻā§āĻ¯āĻƒ + āĻœāĻžāĻ¤

  11. ‘Scanner’ āĻŦāĻžā§‡āĻāĻžāĻ¯āĻŧ-
    1. āĻ¸ā§‚āĻ•ā§āĻˇā§āĻŽ āĻĒāĻ°ā§€āĻ•ā§āĻˇāĻž āĻ¯āĻ¨ā§āĻ¤ā§āĻ°
    2. āĻ§āĻžāĻ¨āĻŽāĻžāĻĄāĻŧāĻžāĻ‡ āĻ¯āĻ¨ā§āĻ¤ā§āĻ°
    3. āĻŽā§āĻĻā§āĻ°āĻŖ āĻ¯āĻ¨ā§āĻ¤ā§āĻ°
    4. āĻ•āĻŽā§āĻĒāĻŋāĻ‰āĻŸāĻžāĻ°

    Ans. āĻ¸ā§‚āĻ•ā§āĻˇā§āĻŽ āĻĒāĻ°ā§€āĻ•ā§āĻˇāĻž āĻ¯āĻ¨ā§āĻ¤ā§āĻ°

  12. ‘āĻ¸āĻšā§‡āĻˇā§āĻŸ’ āĻāĻ° āĻŦāĻŋāĻĒāĻ°ā§€āĻ¤ āĻļāĻŦā§āĻĻ āĻ•ā§€?
    1. āĻĒā§āĻ°āĻšā§‡āĻˇā§āĻŸ
    2. āĻ¸ā§āĻŦāĻ¨āĻŋāĻˇā§āĻ 
    3. āĻ¨āĻŋāĻļā§āĻšā§‡āĻˇā§āĻŸ
    4. āĻ…āĻ•āĻ°ā§āĻŽāĻŖā§āĻ¯

    Ans. āĻ¨āĻŋāĻļā§āĻšā§‡āĻˇā§āĻŸ

  13. āĻ•ā§‹āĻ¨āĻŸāĻŋ āĻļā§āĻĻā§āĻ§ āĻļāĻŦā§āĻĻ?
    1. āĻļāĻļā§āĻ°
    2. āĻļā§āĻŦāĻļā§āĻ°
    3. āĻļā§āĻŦāĻ¸ā§āĻ°
    4. āĻļāĻļā§āĻĄāĻŧ

    Ans. āĻļā§āĻŦāĻļā§āĻ°

  14. ‘āĻ˛āĻžā§‡āĻ•āĻŸāĻž āĻĒā§āĻ°āĻžā§‡ āĻ•āĻāĻ āĻžāĻ˛āĻŸāĻžāĻ‡ āĻ–ā§‡āĻ¯āĻŧā§‡ āĻĢā§‡āĻ˛āĻ˛āĨ¤’ āĻ āĻŦāĻžāĻ•ā§āĻ¯ā§‡ ‘āĻ–ā§‡āĻ¯āĻŧā§‡ āĻĢā§‡āĻ˛āĻ˛’ āĻ•ā§‹āĻ¨ āĻ§āĻ°āĻ¨ā§‡āĻ° āĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻžāĻĒāĻĻ?
    1. āĻ…āĻ¸āĻŽāĻžāĻĒāĻŋāĻ•āĻž āĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻž
    2. āĻ…āĻ•āĻ°ā§āĻ¤ā§ƒāĻ• āĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻž
    3. āĻ…āĻ•āĻ°ā§āĻŽāĻ• āĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻž
    4. āĻ¯ā§ŒāĻ—āĻŋāĻ• āĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻž

    Ans. āĻ¯ā§ŒāĻ—āĻŋāĻ• āĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻž

  15. āĻĒāĻžāĻ°ā§āĻļā§āĻŦāĻŋāĻ• āĻŦā§āĻ¯āĻžā§āĻœāĻ¨ā§‡āĻ° āĻ‰āĻĻāĻžāĻšāĻ°āĻŖ āĻ•ā§‹āĻ¨āĻŸāĻŋ?
    1. āĻš
    2. āĻļ
    3. āĻ°
    4. āĻ˛

    Ans. āĻ˛

  16. āĻ¨āĻŋāĻšā§‡āĻ° āĻ•ā§‹āĻ¨āĻŸāĻŋ ‘āĻœā§āĻ‡’ āĻāĻ° āĻ¸āĻŽāĻžāĻ°ā§āĻĨāĻ• āĻļāĻŦā§āĻĻ?
    1. āĻĒā§āĻ°āĻ¸ā§‚āĻ¨
    2. āĻ‡āĻ¯āĻŧāĻžāĻ¸āĻŽāĻŋāĻ¨
    3. āĻœāĻžāĻĢāĻ°āĻžāĻ¨
    4. āĻŦā§‡āĻ˛āĻŋ

    Ans. āĻŦā§‡āĻ˛āĻŋ

  17. ‘āĻ¤ā§āĻŽāĻŋ āĻ¯ā§‡āĻ¤ā§‡ āĻĒāĻžāĻ°āĻŦā§‡ āĻ¨āĻžāĨ¤’ āĻ āĻŦāĻžāĻ•ā§āĻ¯ā§‡āĻ° āĻ…āĻ¸ā§āĻ¤āĻŋāĻŦāĻžāĻšāĻ• āĻ°ā§‚āĻĒ āĻ•ā§‹āĻ¨āĻŸāĻŋ?
    1. āĻ¤ā§āĻŽāĻŋ āĻ¯ā§‡āĻ¤ā§‡ āĻĒāĻžāĻ°āĻŦā§‡
    2. āĻ¤āĻžā§‡āĻŽāĻžāĻ•ā§‡ āĻĨāĻžāĻ•āĻ¤ā§‡ āĻšāĻŦā§‡
    3. āĻ¤āĻžā§‡āĻŽāĻžāĻ•ā§‡ āĻ¯ā§‡āĻ¤ā§‡ āĻšāĻŦā§‡
    4. āĻ¤ā§āĻŽāĻŋ āĻ¨āĻž āĻ—āĻŋāĻ¯āĻŧā§‡ āĻĒāĻžāĻ°āĻŦā§‡ āĻ¨āĻž

    Ans. āĻ¤āĻžā§‡āĻŽāĻžāĻ•ā§‡ āĻĨāĻžāĻ•āĻ¤ā§‡ āĻšāĻŦā§‡

  18. ‘The medicine will pull you round’ āĻŦāĻžāĻ•ā§āĻ¯āĻŸāĻŋāĻ° āĻŦāĻ™ā§āĻ—āĻžāĻ¨ā§āĻŦāĻžāĻĻ-
    1. āĻ“āĻˇā§āĻ§āĻŸāĻŋ āĻ¤āĻžā§‡āĻŽāĻžāĻ° āĻ•āĻžāĻœā§‡ āĻ†āĻ¸āĻŦā§‡ āĻ¨āĻž
    2. āĻ“āĻˇā§āĻ§āĻŸāĻŋ āĻ¤āĻžā§‡āĻŽāĻžāĻ° āĻ•ā§āĻˇāĻ¤āĻŋ āĻ•āĻ°āĻŦā§‡
    3. āĻ“āĻˇā§āĻ§āĻŸāĻŋāĻ° āĻĒā§āĻ°āĻ¤āĻŋāĻ•ā§āĻ°āĻŋāĻ¯āĻŧāĻž āĻšāĻŦā§‡ āĻ¤āĻžā§‡āĻŽāĻžāĻ° āĻ“āĻĒāĻ°
    4. āĻ“āĻˇā§āĻ§āĻŸāĻŋ āĻ¤āĻžā§‡āĻŽāĻžāĻ•ā§‡ āĻ­āĻžāĻ˛āĻžā§‡ āĻ•āĻ°ā§‡ āĻĻā§‡āĻŦā§‡

    Ans. āĻ“āĻˇā§āĻ§āĻŸāĻŋ āĻ¤āĻžā§‡āĻŽāĻžāĻ•ā§‡ āĻ­āĻžāĻ˛āĻžā§‡ āĻ•āĻ°ā§‡ āĻĻā§‡āĻŦā§‡

  19. ‘āĻŦāĻžāĻœāĻžāĻ°ā§‡ āĻ•āĻžāĻŸāĻž’ āĻŦāĻžāĻ—āĻ§āĻžāĻ°āĻžāĻ° āĻ…āĻ°ā§āĻĨ-
    1. āĻ–ā§āĻ¯āĻžāĻ¤āĻŋ āĻ…āĻ°ā§āĻœāĻ¨ āĻ•āĻ°āĻž
    2. āĻ¨āĻžāĻŽāĻ¯āĻļ āĻšāĻ“āĻ¯āĻŧāĻž
    3. āĻŦāĻŋāĻ•ā§āĻ°āĻŋ āĻšāĻ“āĻ¯āĻŧāĻž
    4. āĻ•āĻŽ āĻŽā§‚āĻ˛ā§āĻ¯ā§‡ āĻŦāĻŋāĻ•ā§āĻ°āĻŋ āĻ•āĻ°āĻž

    Ans. āĻŦāĻŋāĻ•ā§āĻ°āĻŋ āĻšāĻ“āĻ¯āĻŧāĻž

  20. āĻ°āĻŦā§€āĻ¨ā§āĻĻā§āĻ°āĻ¨āĻžāĻĨā§‡āĻ° āĻ˛ā§‡āĻ–āĻž āĻ—ā§āĻ°āĻ¨ā§āĻĨ āĻ•ā§‹āĻ¨āĻŸāĻŋ?
    1. āĻĒāĻ˛ā§āĻ˛ā§€āĻ¸āĻŽāĻžāĻœ
    2. āĻ¸āĻ¨ā§‡āĻŸ āĻĒāĻžā§āĻšāĻžāĻļā§Ž
    3. āĻ•āĻžāĻ˛āĻžāĻ¨ā§āĻ¤āĻ°
    4. āĻ›āĻžāĻ¯āĻŧāĻžāĻ¨āĻŸ

    Ans. āĻ•āĻžāĻ˛āĻžāĻ¨ā§āĻ¤āĻ°

  21. āĻ•āĻžāĻŽāĻžāĻ˛, āĻ¸āĻžāĻ¨āĻ‡āĻ¯āĻŧāĻžāĻ¤, āĻ˛ā§‡āĻ¨āĻŋāĻ¨ āĻ“ āĻŽā§āĻ¸āĻžā§‡āĻ˛āĻŋāĻ¨āĻŋāĻ° āĻ¨āĻžāĻŽ āĻ†āĻ›ā§‡ āĻ•ā§‹āĻ¨ āĻ˛ā§‡āĻ–āĻžāĻ¯āĻŧ?(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. āĻ¸āĻžāĻšāĻŋāĻ¤ā§āĻ¯ā§‡ āĻ–ā§‡āĻ˛āĻž
    2. āĻ­āĻžāĻˇāĻžāĻ° āĻ•āĻĨāĻž
    3. āĻāĻ•ā§āĻļā§‡āĻ° āĻ—āĻ˛ā§āĻĒ
    4. āĻ¯ā§ŒāĻŦāĻ¨ā§‡āĻ° āĻ—āĻžāĻ¨

    Ans. āĻ¯ā§ŒāĻŦāĻ¨ā§‡āĻ° āĻ—āĻžāĻ¨

  22. āĻ°āĻžā§‡āĻĻāĻž āĻ•ā§‡ āĻ›āĻŋāĻ˛ā§‡āĻ¨?(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. āĻĢāĻ°āĻžāĻ¸āĻŋ āĻšāĻŋāĻ¤ā§āĻ°āĻļāĻŋāĻ˛ā§āĻĒā§€
    2. āĻĢāĻ°āĻžāĻ¸āĻŋ āĻ¨āĻžāĻŸā§āĻ¯āĻ•āĻžāĻ°
    3. āĻĢāĻ°āĻžāĻ¸āĻŋ āĻ•āĻŦāĻŋ
    4. āĻĢāĻ°āĻžāĻ¸āĻŋ āĻ­āĻžāĻ¸ā§āĻ•āĻ°

    Ans. āĻĢāĻ°āĻžāĻ¸āĻŋ āĻ­āĻžāĻ¸ā§āĻ•āĻ°

  23. ‘āĻ¸āĻžā§‡āĻ¨āĻžāĻ° āĻ¤āĻ°ā§€’ āĻ•āĻŦāĻŋāĻ¤āĻžāĻŸāĻŋ āĻ•ā§‹āĻ¨ āĻ›āĻ¨ā§āĻĻā§‡ āĻ°āĻšāĻŋāĻ¤?(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. āĻ¸ā§āĻŦāĻ°āĻŦā§ƒāĻ¤ā§āĻ¤
    2. āĻŽāĻžāĻ¤ā§āĻ°āĻžāĻŦā§ƒāĻ¤ā§āĻ¤
    3. āĻ…āĻ•ā§āĻˇāĻ°āĻŦā§ƒāĻ¤ā§āĻ¤
    4. āĻ¸ā§āĻŦāĻ°āĻŽāĻžāĻ¤ā§āĻ°āĻŋāĻ•

    Ans. āĻŽāĻžāĻ¤ā§āĻ°āĻžāĻŦā§ƒāĻ¤ā§āĻ¤

  24. āĻŽāĻžāĻ¨ā§āĻˇ āĻŽāĻ°ā§‡ āĻ—ā§‡āĻ˛ā§‡ āĻĒāĻšā§‡ āĻ¯āĻžāĻ¯āĻŧāĨ¤ āĻŦā§‡āĻāĻšā§‡ āĻĨāĻžāĻ•āĻ˛ā§‡ āĻŦāĻĻāĻ˛āĻžāĻ¯āĻŧāĨ¤ āĻ•āĻžāĻ°āĻŖā§‡ āĻ…āĻ•āĻžāĻ°āĻŖā§‡ āĻŦāĻĻāĻ˛āĻžāĻ¯āĻŧāĨ¤ āĻ¸āĻ•āĻžāĻ˛ā§‡ āĻŦāĻŋāĻ•āĻžāĻ˛ā§‡ āĻŦāĻĻāĻ˛āĻžāĻ¯āĻŧāĨ¤ āĻ āĻ¸āĻ‚āĻ˛āĻžāĻĒ āĻ•āĻžāĻ°?(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. āĻ¨āĻŦāĻžāĻŦ āĻ¸ā§āĻœāĻžāĻ‰āĻĻā§āĻĻā§ŒāĻ˛āĻžāĻ°
    2. āĻ¨āĻŦāĻžāĻŦ āĻ¨āĻœā§€āĻŦāĻ‰āĻĻā§āĻĻā§ŒāĻ˛āĻžāĻ°
    3. āĻ‡āĻŦā§āĻ°āĻžāĻšāĻŋāĻŽ āĻ•āĻžāĻ°ā§āĻĻāĻŋāĻ°
    4. āĻ†āĻšāĻŽāĻĻ āĻļāĻžāĻš āĻ†āĻŦāĻĻāĻžāĻ˛ā§€āĻ°

    Ans. āĻ¨āĻŦāĻžāĻŦ āĻ¸ā§āĻœāĻžāĻ‰āĻĻā§āĻĻā§ŒāĻ˛āĻžāĻ°

  25. ‘āĻ†āĻœāĻžāĻ¨ āĻ–ā§āĻĄāĻŧāĻžâ€™ āĻŦāĻ˛ā§‡ āĻ•āĻžāĻ•ā§‡ āĻ¸āĻŽā§āĻŦāĻžā§‡āĻ§āĻ¨ āĻ•āĻ°āĻž āĻšāĻ¯āĻŧā§‡āĻ›ā§‡?(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. āĻ†āĻŽāĻŋāĻ¨ā§āĻĻā§āĻĻāĻŋ
    2. āĻšāĻžāĻ°āĻžāĻ§āĻ¨
    3. āĻšāĻžā§‡āĻ¸ā§‡āĻ¨ āĻŽāĻŋāĻ¯āĻŧāĻž
    4. āĻ§āĻ¨āĻžā§āĻœāĻ¯āĻŧ

    Ans. āĻ§āĻ¨āĻžā§āĻœāĻ¯āĻŧ

  26. āĻĒāĻ°āĻŋāĻ¤ā§āĻ¯āĻ•ā§āĻ¤ āĻŦāĻžāĻĄāĻŧāĻŋ āĻšāĻŋāĻ¨āĻ¤ā§‡ āĻĻā§‡āĻ°āĻŋ āĻšāĻ¯āĻŧ āĻ¨āĻžāĨ¤ āĻ•āĻŋāĻ¨ā§āĻ¤ā§ āĻāĻŽāĻ¨ āĻŦāĻžāĻĄāĻŧāĻŋ āĻĒāĻžāĻ“āĻ¯āĻŧāĻž āĻ¨āĻŋāĻ¤āĻžāĻ¨ā§āĻ¤ āĻ¸ā§ŒāĻ­āĻžāĻ—ā§āĻ¯ā§‡āĻ° āĻ•āĻĨāĻžāĨ¤ ‘āĻāĻ•āĻŸāĻŋ āĻ¤ā§āĻ˛āĻ¸ā§€ āĻ—āĻžāĻ›ā§‡āĻ° āĻ•āĻžāĻšāĻŋāĻ¨ā§€’ āĻ—āĻ˛ā§āĻĒā§‡ āĻ‰āĻ•ā§āĻ¤āĻŋāĻŸāĻŋ āĻ•āĻžāĻ°?(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. āĻ•āĻžāĻĻā§‡āĻ°ā§‡āĻ°
    2. āĻŦāĻĻāĻ°ā§āĻĻā§āĻĻāĻŋāĻ¨ā§‡āĻ°
    3. āĻ˛ā§‡āĻ–āĻ•ā§‡āĻ°
    4. āĻŽāĻžā§‡āĻĻāĻžāĻŦā§āĻŦā§‡āĻ°ā§‡āĻ°

    Ans. āĻ˛ā§‡āĻ–āĻ•ā§‡āĻ°

  27. ‘āĻĢāĻŋāĻ°ā§‡ āĻāĻ¸ā§‡ āĻĻā§‡āĻ–āĻŋ āĻ¸āĻžā§‡āĻ¨āĻžāĻ° āĻĒā§āĻ°āĻ¤āĻŋāĻŽāĻž āĻ˛ā§āĻŸāĻžāĻ¯āĻŧ āĻĒāĻĨā§‡āĻ° āĻĒāĻ°ā§‡āĨ¤’ ‘āĻ•āĻŦāĻ°â€™ āĻ•āĻŦāĻŋāĻ¤āĻžāĻ° āĻ āĻ¸āĻžā§‡āĻ¨āĻžāĻ° āĻĒā§āĻ°āĻ¤āĻŋāĻŽāĻž āĻšāĻ˛āĻžā§‡-(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. āĻŦā§ƒāĻĻā§āĻ§ā§‡āĻ° āĻ¸ā§āĻ¤ā§āĻ°ā§€
    2. āĻŦā§ƒāĻĻā§āĻ§ā§‡āĻ° āĻĒā§āĻ¤ā§āĻ°āĻŦāĻ§ā§‚
    3. āĻŦā§ƒāĻĻā§āĻ§ā§‡āĻ° āĻ¨āĻžāĻ¤āĻ¨āĻŋ
    4. āĻŦā§ƒāĻĻā§āĻ§ā§‡āĻ° āĻŽā§‡āĻ¯āĻŧā§‡

    Ans. āĻŦā§ƒāĻĻā§āĻ§ā§‡āĻ° āĻŽā§‡āĻ¯āĻŧā§‡

  28. ‘āĻ•ā§‡āĻ˛āĻŋāĻ¨ā§ āĻļā§ˆāĻŦāĻžāĻ˛ā§‡, āĻ­ā§āĻ˛āĻŋ āĻ•āĻŽāĻ˛-āĻ•āĻžāĻ¨āĻ¨āĨ¤’ āĻāĻ–āĻžāĻ¨ā§‡ ‘āĻ•āĻŽāĻ˛-āĻ•āĻžāĻ¨āĻ¨’ āĻļāĻŦā§āĻĻā§‡āĻ° āĻŦā§āĻ¯āĻžā§āĻœāĻ¨āĻžāĻ°ā§āĻĨ-(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. āĻŦāĻžāĻ‚āĻ˛āĻž āĻ­āĻžāĻˇāĻž
    2. āĻ‡āĻ‚āĻ°ā§‡āĻœāĻŋ āĻ­āĻžāĻˇāĻž
    3. āĻĢāĻ°āĻžāĻ¸āĻŋ āĻ­āĻžāĻˇāĻž
    4. āĻĒāĻĻā§āĻŽāĻŦāĻ¨

    Ans. āĻŦāĻžāĻ‚āĻ˛āĻž āĻ­āĻžāĻˇāĻž

  29. ‘āĻ¨āĻŋāĻœā§‡āĻ‡ āĻšāĻŽāĻ•ā§‡ āĻ‰āĻ āĻŋ, āĻ•ā§€ āĻ¨āĻŋāĻ¸ā§āĻĒā§ƒāĻš, āĻ•ā§‡āĻŽāĻ¨ āĻļā§€āĻ¤āĻ˛āĨ¤’ āĻ āĻĒāĻ™āĻ•ā§āĻ¤āĻŋāĻ° āĻ°āĻšāĻ¯āĻŧāĻŋāĻ¤āĻž āĻšāĻ˛ā§‡āĻ¨-(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. āĻ†āĻšāĻ¸āĻžāĻ¨ āĻšāĻžāĻŦā§€āĻŦ
    2. āĻ¸ā§āĻĢāĻŋāĻ¯āĻŧāĻž āĻ•āĻžāĻŽāĻžāĻ˛
    3. āĻļāĻžāĻŽāĻ¸ā§āĻ° āĻ°āĻžāĻšāĻŽāĻžāĻ¨
    4. āĻ…āĻŽāĻŋāĻ¯āĻŧ āĻšāĻ•ā§āĻ°āĻŦāĻ°ā§āĻ¤ā§€

    Ans. āĻļāĻžāĻŽāĻ¸ā§āĻ° āĻ°āĻžāĻšāĻŽāĻžāĻ¨

  30. āĻŦāĻŋā§Ÿā§‡āĻ° āĻ¸āĻŽā§Ÿ āĻšā§ˆāĻŽāĻ¨ā§āĻ¤ā§€ āĻ“ āĻ¤āĻžāĻ° āĻ¸ā§āĻŦāĻžāĻŽā§€āĻ° āĻŦā§ŸāĻ¸ āĻ›āĻŋāĻ˛ āĻ¯āĻĨāĻžāĻ•ā§āĻ°āĻŽā§‡-(āĻĒā§āĻ°āĻžāĻ¤āĻ¨ āĻ¸āĻŋāĻ˛ā§‡āĻŦāĻžāĻ¸)
    1. ā§§ā§§ āĻ“ ā§§ā§Ŧ
    2. ā§§ā§Š āĻ“ ā§§ā§­
    3. ā§§ā§Ģ āĻ“ ā§§ā§Ž
    4. ā§§ā§­ āĻ“ ā§§ā§¯

    Ans.ā§§ā§­ āĻ“ ā§§ā§¯

English

Read the passage and answer (Ques.1-5)
Advertising has become a very specialized activity in modern times. In the business world of today, supply is usually greater than demand. There is great competition between different manufacturers of the same kind of product to persuade customers to buy their own particular brand. They always have to remind the consumer of the name and qualities of their product. They do this by advertising. They manufacture advertises in the newspapers and on posters. He sometimes pays for songs about his product in commercial radio programmes. He employs attractive sales-girls to distribute samples of it. He organizes competitions, with prize for the winners. He often advertises on the screens of local cinemas. Most important of all, in countries that have * television he has advertisements put into programmes that will accept them.

  1. There are _____ kinds of advertisments mentioned in the passage.

    1. five
    2. six
    3. seven
    4. eight

    Ans. seven

  2. What do sales girls do?
    1. sell goods
    2. put goods on sale
    3. distribute goods around
    4. distribute samples

    Ans. distribute samples

  3. ‘specialized’ here stands for
    1. specially planned
    2. crafty
    3. unique
    4. specially selected

    Ans. specially selected

  4. ‘consumer’ means
    1. one who eats
    2. one who gathers
    3. one who demands
    4. one who buys

    Ans. one who buys

  5. ‘commercial radio programmes’ are
    1. radio programmes that buy advertisements
    2. radio programmes that deal with commerce
    3. radio programmes that take money from advertisers
    4. radio programmes that sell advertisements

    Ans. radio programmes that take money from advertisers

  6. I ___ finished my letter yet.
    1. am not
    2. had not
    3. have not
    4. did not

    Ans. have not

  7. He often _____ me, but has never _____ to me.
    1. sees, speaks
    2. looks, talks
    3. looked, spoke
    4. sees, spoken

    Ans. sees, spoken

  8. Have you _____ that clock?
    1. wind
    2. wound
    3. winded
    4. wouded

    Ans. wound

  9. The Manager of the company is somewhat susceptible _____ flattery.
    1. to
    2. of
    3. with
    4. for

    Ans. to

  10. The old road goes _____ the village.
    1. aginst
    2. under
    3. over
    4. through

    Ans. through

  11. He goes to school _____ foot.
    1. on
    2. by
    3. in
    4. with

    Ans. on

  12. He made _____ few mistakes.
    1. an
    2. the
    3. a
    4. no article

    Ans. a, no article

  13. This book is _____ one I was looking for.
    1. a
    2. an
    3. the
    4. no article

    Ans. the

  14. Choose the correct interrogative:
    1. When did you have you last class?
    2. When have your last class?
    3. When did you have your last class?
    4. When did your last class have?

    Ans. When did you have your last class?

  15. Choose the correct interrogative
    1. When is you going to arrive?
    2. When you going to arrive?
    3. When are you going to arrive?
    4. When you are going to arrive?

    Ans. When are you going to arrive?

  16. I was annoyed; _____ I kept quiet
    1. then
    2. when
    3. still
    4. and

    Ans. still

  17. He is going berserk
    1. He is becoming very senses
    2. He is becoming mad
    3. He is losing his senses
    4. He is falling ill

    Ans. He is becoming mad

  18. Drum something in
    1. teach something to someone forcefully
    2. beat a drum
    3. teach something to someone intensely
    4. beat something like a drum

    Ans. teach something to someone forcefully

  19. Choose the correct tag (question 19-20)

  20. He is trying to give up smoking, _____ ?

    1. isn’t he
    2. is he
    3. won’t he
    4. will he

    Ans. isn’t he

  21. The girl broke the cup, _____ ?
    1. did she
    2. didn’t she
    3. hadn’t she
    4. hasn’t she

    Ans. didn’t she

  22. Choose the correct sentence
    1. Neither Bob nor John are responsible for it
    2. Neither Bob nor John is responsible for it
    3. Neither Bob nor John were responsible for it
    4. Neither Bob nor John help responsible for it

    Ans. Neither Bob nor John is responsible for it

  23. Choose the correct sentence
    1. They hardly speaking English
    2. They hardly talk English
    3. They cannot hardly speak English
    4. They can hardly speak English

    Ans. They can hardly speak English

  24. Choose the correct sentence
    1. He told me what to do with a smile
    2. He told me what to do for a smile
    3. He told me what to do in a smile
    4. He told me with a smile what to do

    Ans. He told me with a smile what to do

  25. Choose the correct affirmative sentence of, ‘He did not apply for the job through proper channel.’
    1. He applied through proper channle
    2. He applied for a different job
    3. He should have applied through proper channel
    4. He applied through a different channel

    Ans. He applied through a different channel

  26. The correct spelling is-
    1. Protrector
    2. Protactor
    3. Protector
    4. Potactor

    Ans. Protector

  27. The train arrives exactly at midday. It’s always___
    1. in time
    2. before time
    3. late
    4. on time

    Ans. on time

  28. ‘Patricide’ is
    1. The crime of denying one’s own land
    2. The crime of killing one’s own father
    3. the crime of loving one’s own country too much
    4. an insect killer

    Ans. The crime of killing one’s own father

  29. The antonym for ‘cacophony’ is ____

    1. irony
    2. euphony
    3. telephony
    4. symphony

    Ans. euphony

  30. Choose the correct pair of words. A good book _____ with a hard cover to _____ its contents.
    1. covered, wear
    2. hidden, reveal
    3. written, hide
    4. designed, protect

    Ans. covered, wear

  31. Choose an acceptable English translation for the Bengali sentence- āĻ¤ā§āĻŽāĻŋ āĻ•āĻŋ āĻ‡āĻ‚āĻ°ā§‡āĻœāĻŋāĻ¤ā§‡ āĻ•ā§‹āĻ¨ āĻ›ā§‡āĻ˛ā§‡ āĻ­ā§āĻ˛āĻžāĻ¨ā§‹ āĻ›ā§œāĻž āĻœāĻžāĻ¨ā§‹?
    1. You do know any nursery rhyme in English
    2. Do you know any nursery rhyme in English
    3. You know any English verse to forget boys, do you?
    4. Do you know any English forgetfulnes verse for boys?

    Ans. Do you know any nursery rhyme in English

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