DU A Unit Admission Question Solution 2003-2004
āύāĻŋāĻā§āϰ āĻāĻŋāĻĄāĻŋāĻāϤ⧠āĻĻā§āĻā§ āύāĻžāĻ āĻŦāĻŋāϏā§āϤāĻžāϰāĻŋāϤ:
āĻā§āϰā§āϏāĻāĻŋ āĻāĻŋāύāϤ⧠āĻĒāĻžāĻļā§āϰ āĻŦāĻžāĻāύāĻāĻŋ āĻā§āϞāĻŋāĻ āĻāϰ:  
āĻā§āϰā§āϏā§āϰ āĻĄā§āĻŽā§ āĻāĻŋāĻĄāĻŋāĻ(āĻāĻāĻžāĻŦā§ āĻĒāĻĻāĻžāϰā§āĻĨāĻŦāĻŋāĻā§āĻāĻžāύ+āϰāϏāĻžā§āύ+āĻāĻā§āĻāϤāϰāĻāĻŖāĻŋāϤ āĻāϰ āĻŦāĻŋāĻāϤ āĻŦāĻŋāĻļ āĻŦāĻāϰā§āϰ āϏāĻāϞ āĻĒā§āϰāĻļā§āύā§āϰ āϏāĻŽāĻžāϧāĻžāύ āĻĨāĻžāĻāĻŦā§ āĻāĻŋāĻĄāĻŋāĻāϤā§)
Physics
-
āĻĻā§āĻāĻŋ āĻā§āϰāĻšā§āϰ āĻāύāϤā§āĻŦ āϏā§āώāĻŽ āĻāĻŦāĻ āϏāĻŽāĻžāύ, āĻāĻŋāύā§āϤ⧠āĻĒā§āϰāĻĨāĻŽāĻāĻŋāϰ āĻŦā§āϝāĻžāϏāĻžāϰā§āϧ āĻĻā§āĻŦāĻŋāϤā§āϝāĻŧāĻāĻŋāϰ āĻĻā§āĻŦāĻŋāĻā§āĻŖāĨ¤ āĻĒā§āϰāĻĨāĻŽ āĻā§āϰāĻšā§āϰ āĻāĻĒāϰāĻŋāĻāĻžāĻā§āϰ āĻāĻŦāĻ āĻĻā§āĻŦāĻŋāϤā§āϝāĻŧ āĻā§āϰāĻšā§āϰ āĻāĻĒāϰāĻŋāĻāĻžāĻā§āϰ āĻ
āύā§āĻĒāĻžāϤ āĻšāϞāĻžā§-
- 2:1
- 1:2
- 4:1
- ā§Ē:1
Ans.2:1
- āĻŦāĻžāϝāĻŧā§āϤ⧠āĻāĻ āĻŦāĻžāĻā§āϏ āϤā§āϞāĻžāϰ āĻāĻāύ āĻāĻŦāĻ 4 āĻāĻŋ āϞāĻžā§āĻšāĻžāϰ āĻŦāϞā§āϰ āĻāĻāύ āĻĒā§āϰāϤāĻŋāĻā§āώā§āϤā§āϰ⧠āĻ āĻŋāĻ 1 kg āĻĻā§āĻāĻž āĻā§āϞā§-
- āϤā§āϞāĻžāϰ āĻāϰ āĻ āϞāĻžā§āĻšāĻžāϰ āĻŦāϞāĻā§āϞāĻžā§āϰ āĻāϰ āϏāĻŽāĻžāύ
- āϤā§āϞāĻžāϰ āĻāϰ āĻŦā§āĻļāĻŋ
- āĻāϰā§āϰ āϤā§āϞāĻžāύāĻž āĻŦāϞā§āϰ āϏāĻāĻā§āϝāĻžāϰ āĻāĻĒāϰ āύāĻŋāϰā§āĻāϰ āĻāϰāĻŦā§
- āϤā§āϞāĻžāϰ āĻāϰ āĻāĻŽ
Ans. āϤā§āϞāĻžāϰ āĻāϰ āĻ āϞāĻžā§āĻšāĻžāϰ āĻŦāϞāĻā§āϞāĻžā§āϰ āĻāϰ āϏāĻŽāĻžāύ
- 20°C-āĻāϰ 2kg āĻĒāĻžāύāĻŋāϰ āϏāĻā§āĻā§ 50°C āĻāϰ Ikg āĻĒāĻžāύāĻŋ āĻŽāĻŋāĻļāĻžāϞ⧠āĻŽāĻŋāĻļā§āϰāĻŖā§āϰ āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻž āĻšāĻŦā§-
- 35°C
- 50°C
- 30°C
- 70°C
Ans. 30°C
- āĻĒā§āϝāĻžāϰāĻžāĻļā§āĻ āĻĻāĻŋāϝāĻŧā§ āĻāĻ āĻŦāĻŋāĻŽāĻžāύāϏā§āύāĻž 5km āĻāĻā§āĻāϤāĻž āĻĨā§āĻā§ āύā§āĻŽā§āĨ¤ āĻāϞāĻžā§āĨ¤ āĻā§āĻŽāĻŋ āϏā§āĻĒāϰā§āĻļā§āϰ āϏāĻŽāϝāĻŧ āϤāĻžāϰ āϤā§āĻŦāϰāĻŖ āĻšāϞāĻžā§-(R= Radius of Earth)
- g
- \(\frac{g(R+5 k m)^{2}}{R^{2}}\)
- 0
- \(\frac{g R^{2}}{(R+5 k m)^{2}}\)
Ans.0
- āĻā§āύāĻāĻŋ āϏāϰā§āĻŦāĻžāĻĒā§āĻā§āώāĻž āĻĻā§āϰā§āĻŦāϞ āĻŦāϞ-
- āĻŽāĻšāĻžāĻāϰā§āώ āĻŦāϞ
- āĻā§āĻŽā§āĻŦāĻ āĻŦāϞ
- āϤāĻĄāĻŧāĻŋā§ āĻā§āĻŽā§āĻŦāĻ āĻŦāϞ
- āύāĻŋāĻāĻā§āϞāĻŋāϝāĻŧ āĻŦāϞ
Ans. āĻŽāĻšāĻžāĻāϰā§āώ āĻŦāϞ
- āĻŽāĻā§āĻāϞ āĻā§āϰāĻšā§āϰ āĻŦā§āϝāĻžāϏāĻžāϰā§āϧ āĻ āĻāϰ āϝāĻĨāĻžāĻā§āϰāĻŽā§ āĻĒā§āĻĨāĻŋāĻŦā§āϰ āĻŦā§āϝāĻžāϏāĻžāϰā§āϧ āĻ āĻāϰā§āϰ 0.532 āĻā§āĻŖ āĻ 0.11 āĻā§āĻŖāĨ¤ āĻŽāĻā§āĻāϞ āĻā§āϰāĻšā§ āĻāĻāĻāĻŋ āϏā§āĻā§āύā§āĻĄ āĻĻā§āϞāĻā§āϰ āĻĻā§āϞāύāĻāĻžāϞ āĻāϤ?
- 4s
- 3.2s
- 1.25 s
- 0.75 s
Ans. 3.2s
- āĻĒāĻžāύāĻŋ, āĻŦāϰāĻĢ āĻ āĻāϞā§āϝāĻŧ āĻŦāĻžāώā§āĻĒ āϝ⧠āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻžāϝāĻŧ āĻāĻāϏāĻā§āĻā§ āĻĨāĻžāĻāϤ⧠āĻĒāĻžāϰ⧠āϤāĻžāĻšāϞāĻžā§-
- 0°C
- 273.16 K
- 100°C
- 4°C
Ans. 273.16 K
- āĻāϞāĻžā§āĻ āϤāϰāĻā§āĻā§āϰ āύāĻŋāĻŽā§āύā§āĻā§āϤ āĻāĻĒāĻžāĻĻāĻžāύ āĻāĻā§-
- āĻļā§āϧ⧠āĻŦāĻŋāĻĻā§āϝā§ā§ āĻā§āώā§āϤā§āϰ
- āĻļā§āϧ⧠āĻā§āĻŽā§āĻŦāĻ āĻā§āώā§āϤā§āϰ
- āϏāĻŽāĻžāύā§āϤāϰāĻžāϞ⧠āĻŦāĻŋāĻĻā§āϝā§ā§ āĻ āĻā§āĻŽā§āĻŦāĻ āĻā§āώā§āϤā§āϰ
- āĻĒāϰāϏā§āĻĒāϰ āϞāĻŽā§āĻŦ āĻŦāĻŋāĻĻā§āϝā§ā§ āĻ āĻā§āĻŽā§āĻŦāĻ āĻā§āώā§āϤā§āϰ
Ans. āĻĒāϰāϏā§āĻĒāϰ āϞāĻŽā§āĻŦ āĻŦāĻŋāĻĻā§āϝā§ā§ āĻ āĻā§āĻŽā§āĻŦāĻ āĻā§āώā§āϤā§āϰ
- āĻāĻāĻāĻŋ āĻā§āϝāĻžāĻŽā§āϰāĻž āĻ
āϏā§āĻŽ āĻĻā§āϰāϤā§āĻŦā§āϰ āĻŦāϏā§āϤā§āϤ⧠āĻĢā§āĻāĻžāϏ āĻāϰāϞ⧠āϞā§āύā§āϏ āĻ āĻĢāĻŋāϞā§āĻŽā§āϰ āĻŽāϧā§āϝ⧠āĻĻā§āϰāϤā§āĻŦ āĻĨāĻžāĻā§ 2cmāĨ¤ āĻāĻāύ 2m āĻĻā§āϰāϤā§āĻŦā§ āĻĢā§āĻāĻžāϏ āĻāϰāϞ⧠āϞā§āύā§āϏāĻāĻŋ āĻāϤāĻāĻžāύāĻŋ āϏāϰāĻžāϤ⧠āĻšāĻŦā§-
- 0.01 cm
- 0.02 cm
- 0.03 cm
- 0.1 cm
Ans. 0.02 cm
- āĻāĻāĻāĻŋ āϏāĻŽāĻžāύā§āϤāϰāĻžāϞ āĻĒāĻžāϤ āϧāĻžāϰāĻā§āϰ āĻĒāĻžāϤāĻĻā§āĻŦāϝāĻŧā§āϰ āĻŽāϧā§āϝāĻŦāϰā§āϤ⧠āϏā§āĻĨāĻžāύ āĻŦāĻžāϝāĻŧā§āϰ (k = 1)-āĻāϰ āĻĒāϰāĻŋāĻŦāϰā§āϤ⧠āĻāĻāĻāĻŋ (k = 20) āĻĄāĻžāĻ-āĻāϞā§āĻāĻā§āϰāĻŋāĻ āϧā§āϰā§āĻŦāĻā§āϰ āĻĒāĻĻāĻžāϰā§āĻĨ āĻĻā§āĻŦāĻžāϰāĻž āĻĒā§āϰāĻŖ āĻāϰāĻž āĻšāϞāĻžā§, āĻāĻŋāύā§āϤ⧠āĻĻā§āĻ āĻĒāĻžāϤ⧠āĻāĻāĻ āĻāϧāĻžāύ āϰāĻžāĻāĻž āĻšāϞāĻžā§-
- āĻļā§āϧ⧠āĻŦāĻŋāĻāĻŦ āĻĒāĻžāϰā§āĻĨāĻā§āϝ (āĻĒāĻžāϤāĻĻā§āĻŦāϝāĻŧā§āϰ) āĻĒāϰāĻŋāĻŦāϰā§āϤāĻŋāϤ āĻšāĻŦā§
- āĻļā§āϧ⧠āϧāĻžāϰāĻāϤā§āĻŦ āĻĒāϰāĻŋāĻŦāϰā§āϤāĻŋāϤ āĻšāĻŦā§
- āϧāĻžāϰāĻāϤā§āĻŦ āĻ āĻŦāĻŋāĻāĻŦ āĻĒāĻžāϰā§āĻĨāĻā§āϝ āĻāĻāĻ āĻĨāĻžāĻāĻŦā§
- āĻāĻāϝāĻŧāĻ āĻĒāϰāĻŋāĻŦāϰā§āϤāĻŋāϤ āĻšāĻŦā§
Ans. āĻāĻāϝāĻŧāĻ āĻĒāϰāĻŋāĻŦāϰā§āϤāĻŋāϤ āĻšāĻŦā§
- āϝ⧠āϝāύā§āϤā§āϰāĻžāĻāĻļ āĻĻāĻŋāĻ-āĻĒāϰāĻŋāĻŦāϰā§āϤ⧠āĻŦāĻŋāĻĻā§āϝā§ā§ āĻĒā§āϰāĻŦāĻžāĻšāĻā§ āĻāĻ-āĻĻāĻŋāĻāĻŦāϰā§āϤ⧠āĻāϰā§āĨ¤ āϤāĻžāϰ āύāĻžāĻŽ-
- āϰāĻžā§āϧ
- āĻĨāĻžāϰā§āĻŽāĻŋāϏā§āĻāϰ
- āĻā§āϰāĻžāύā§āϏāĻĢāϰā§āĻŽāĻžāϰ
- āϰā§āĻāĻŋāĻĢāĻžāϝāĻŧāĻžāϰ
Ans. āϰā§āĻāĻŋāĻĢāĻžāϝāĻŧāĻžāϰ
- 1000kg āĻāϰ āĻŦāĻŋāĻļāĻŋāώā§āĻ āĻāĻāĻāĻŋ āĻāĻžāĻĄāĻŧāĻŋ āϏāĻŽāĻžāύā§āϤāϰāĻžāϞ āϰāĻžāϏā§āϤāĻžāϝāĻŧ \(10 \mathrm{~ms}^{-1}\) āϏāĻŽāĻāϤāĻŋāϤ⧠āĻāϞāĻž āĻ
āĻŦāϏā§āĻĨāĻžāϝāĻŧ āĻŦāĻŋāĻĒāϰā§āϤ⧠āĻĻāĻŋāĻā§ 400N āĻŦāϞ āĻ
āύā§āĻāĻŦ āĻāϰā§āĨ¤ āĻ āĻ
āĻŦāϏā§āĻĨāĻžāϝāĻŧ āĻāĻžāĻĄāĻŧāĻŋāĻāĻŋāϰ āĻāĻā§āĻāĻŋāύā§āϰ āĻā§āώāĻŽāϤāĻž āĻšāϞ
- 4 kw
- 4200 W
- 4500 W
- 400 W
Ans. 4 kw
- āĻāĻāĻāĻŋ āĻā§āϰāĻžāύā§āϏāĻĢāϰā§āĻŽāĻžāϰā§āϰ āĻĒā§āϰāĻžāĻāĻŽāĻžāϰāĻŋ āĻāĻŦāĻ āϏā§āĻā§āύā§āĻĄāĻžāϰāĻŋ āϤāĻžāϰā§āϰ āĻ
āύā§āĻĒāĻžāϤ 20:1 āĻāĻŦāĻ āϏā§āĻā§āύā§āĻĄāĻžāϰāĻŋāϤ⧠20 āĻāĻšāĻŽ-āĻāϰ āϰāĻžā§āϧ āϞāĻžāĻāĻžāύāĻžā§ āĻāĻā§āĨ¤ āϝāĻĻāĻŋ āĻĒā§āϰāĻžāĻāĻŽāĻžāϰāĻŋāϤ⧠220 āĻāĻžā§āϞā§āĻ āĻĒā§āϰāϝāĻŧāĻžā§āĻ āĻāϰāĻž āĻšāϝāĻŧ āϤāĻžāĻšāϞ⧠āĻāϰ āĻŽāϧā§āϝ⧠āĻŦāĻŋāĻĻā§āϝā§ā§ āĻĒā§āϰāĻŦāĻžāĻš āĻšāϝāĻŧ
- 0.55A
- 27.5mA
- 27.5A
- 5.5mA
Ans. 27.5mA
- āĻāĻāĻāĻŋ āĻā§āϞ⧠āĻā§āϰāĻāĻŋāĻĒā§āϰā§āĻŖ āĻā§āĻā§ 60cm āĻāϰ āĻ
āϧāĻŋāĻ āĻĻā§āϰ⧠āĻŦāϏā§āϤ⧠āĻĻā§āĻāϤ⧠āĻĒāĻžāϝāĻŧ āύāĻžāĨ¤ āϏāĻāĻļāĻžā§āϧāĻŋāϤ āϞā§āύā§āϏā§āϰ āĻā§āώāĻŽāϤāĻž āĻāϤ āĻšāϞ⧠āϏ⧠āϏāĻšāĻā§ āϏā§āĻĒāώā§āĻāĻāĻžāĻŦā§ āĻĻā§āϰā§āϰ āĻŦāϏā§āϤā§āĻā§ āĻĻā§āĻāϤ⧠āĻĒāĻžāϰāĻŦā§
- -2.5D
- – 1.67D
- + 2.5D
- + 1.6D
Ans. – 1.67D
- āĻĒā§āϰāϤāĻŋāĻāĻŋ 60W-āĻāϰ 5āĻāĻŋ āĻŦāĻžāϤāĻŋ āĻāϝāĻŧā§āĻ āĻāύā§āĻāĻž āĻāϰ⧠āĻā§āĻŦāĻžāϞāĻžāύāĻžā§ āĻšāϝāĻŧāĨ¤ āĻĒā§āϰāϤāĻŋ āĻāĻāύāĻŋāĻ āĻŦāĻŋāĻĻā§āϝā§ā§ āĻŽā§āϞā§āϝ 3.00 āĻāĻžāĻāĻž āĻāĻŦāĻ āĻŽāĻžāϏ⧠30 āĻĻāĻŋāύ āĻŦāĻŋāĻĻā§āϝā§ā§ āĻŦāĻŋāϞ 162.00 āĻāĻžāĻāĻž āĻšāϞ⧠āĻĻā§āύāĻŋāĻ āĻŦāĻŋāĻĻā§āϝā§ā§ āĻŦā§āϝāĻŦāĻšāĻžāϰā§āϰ āϏāĻŽāϝāĻŧāĻāĻžāϞ āĻāϤ?
- 10 h
- 6h
- 8h
- 4h
Ans. 6h
- āĻŦāĻžāϝāĻŧā§āϰ āϏāĻžāĻĒā§āĻā§āώ⧠āĻāĻžāĻā§āϰ āĻĒā§āϰāϤāĻŋāϏāϰāĻžāĻā§āĻ 1.06 āĻāĻŦāĻ āĻŦāĻžāϝāĻŧā§ āϏāĻžāĻĒā§āĻā§āώ⧠āĻĒāĻžāύāĻŋāϰ āĻĒā§āϰāϤāĻŋāϏāϰāĻžāĻā§āĻ 1.3 āĻšāϞā§,āĻĒāĻžāύāĻŋāϰ āϏāĻžāĻĒā§āĻā§āώ⧠āĻāĻžāĻā§āϰ āĻĒā§āϰāϤāĻŋāϏāϰāĻžāĻā§āĻ āĻšāϞāĻžā§
- 0.83
- 1.05
- 1.20
- 0.63
Ans. 0.83
- āĻŦā§āϝāĻžāĻāĻžāϰāĻŋāϰ āϧāύāĻžāϤā§āĻŽāĻ āĻĒā§āϰāĻžāύā§āϤ āϝāĻāύ pn āĻĄāĻžāϝāĻŧāĻĄā§āϰ p āĻĒā§āϰāĻžāύā§āϤ⧠āĻāĻŦāĻ āĻāĻŖāĻžāϤā§āĻŽāĻ āĻĒā§āϰāĻžāύā§āϤ āϝāĻāύ pn āĻĄāĻžāϝāĻŧāĻžā§āĻĄā§āϰ n āĻĒā§āϰāĻžāύā§āϤ⧠āϏāĻāϝā§āĻā§āϤ āĻāϰāĻž āĻšāϝāĻŧāĨ¤ āϤāĻāύ pn āĻĄāĻžāϝāĻŧāĻžā§āĻĄ-
- āĻļā§āύā§āϝ āĻŦāĻžāϝāĻŧāĻžāϏ
- āĻĒāĻļā§āĻāĻžāϤā§āĻŽāĻā§ āĻŦāĻžāϝāĻŧāĻžāϏ
- āύāĻŋāϰāĻĒā§āĻā§āώ āĻŦāĻžāϝāĻŧāĻžāϏ
- āϏāĻŽā§āĻŽā§āĻ āĻŦāĻžāϝāĻŧāĻžāϏ
Ans. āĻļā§āύā§āϝ āĻŦāĻžāϝāĻŧāĻžāϏ
- āĻāĻāĻāĻŋ āĻŦāϞ 4kg āĻāĻŦāĻŋāĻļāĻŋāώā§āĻ āϏā§āĻĨāĻŋāϰ āĻŦāϏā§āϤā§āϰ āĻāĻĒāϰ āĻā§āϰāĻŋāϝāĻŧāĻž āĻāϰā§āĨ¤ āĻāϰ āĻĢāϞ⧠āĻŦāϏā§āϤā§āĻāĻŋ 6 āϏā§āĻā§āύā§āĻĄā§ 30 m/s āĻŦā§āĻ āĻĒā§āϰāĻžāĻĒā§āϤ āĻšāϝāĻŧāĨ¤ āĻŦāϞā§āϰ āĻŽāĻžāύ āĻāϤ-
- 30N
- 20N
- 18 N
- None
Ans. 20N
- āĻāĻāĻāĻŋ āĻā§āϰāĻžāύā§āϏāĻĢāϰā§āĻŽāĻžāϰā§āϰ āĻĒā§āϰāĻžāĻāĻŽāĻžāϰāĻŋ āĻ āϏā§āĻā§āύā§āĻĄāĻžāϰāĻŋ āϤāĻžāϰā§āϰ āĻā§āύā§āĻĄāϞā§āϰ āĻ
āύā§āĻĒāĻžāϤ 10:1āĨ¤ āĻāϰ āϏā§āĻā§āύā§āĻĄāĻžāϰāĻŋāϤ⧠10 āϰāĻžā§āϧ āϞāĻžāĻāĻžāύāĻžā§ āĻāĻā§āĨ¤ āϝāĻĻāĻŋ āĻĒā§āϰāĻžāĻāĻŽāĻžāϰāĻŋāϤ⧠200V āĻĒā§āϰāϝāĻŧāĻžā§āĻ āĻāϰāĻž āĻšāϝāĻŧ, āϤāĻžāĻšāϞ⧠āĻāĻāĻžāύ⧠āĻŦāĻŋāĻĻā§āϝā§ā§ āĻĒā§āϰāĻŦāĻžāĻš āĻāϤ-
- 0.05A
- 0.8A
- 1.2A
- 0.2A
Ans. 0.2A
- āĻĻā§āĻāĻŋ āĻāĻžāϰā§āĻ āϝāĻĨāĻžāĻā§āϰāĻŽā§ â60C āĻāĻŦāĻ +60C āĻĒāϰāϏā§āĻĒāϰ āĻĨā§āĻā§ 0.12m āĻĻā§āϰāϤā§āĻŦā§ āĻ
āĻŦāϏā§āĻĨāĻŋāϤāĨ¤ āĻāĻžāϰā§āĻ āĻĻā§āĻāĻŋāϰ āϏāĻāϝāĻžā§āĻāύ āϰā§āĻāĻžāϰ āĻ āĻŋāĻ āĻŽāϧā§āϝāϏā§āĻĨāϞ⧠āĻĒā§āϰāĻžāĻŦāϞā§āϝ āĻšāĻŦā§?
- \(3 \times 10^{14} \mathrm{NC}^{-1}\)
- \(3.5 \times 10^{15} \mathrm{~N}\)
- \(2.5 \times 10^{16} \mathrm{~N}\)
- \(4 \times 10^{15} \mathrm{~N}\)
Ans. \(3 \times 10^{14} \mathrm{NC}^{-1}\)
- 6.65m āĻāĻā§āϰ āĻāĻāĻāĻŋ āĻĒā§āĻā§āϰ āĻĒāĻžāύāĻŋāϤ⧠āĻāϰā§āϤāĻŋāĨ¤ āĻĒāĻžāύāĻŋāϰ āĻĒā§āϰāϤāĻŋāϏāϰāĻžāĻā§āĻ 1.33 āĻšāϞā§, āĻĒā§āĻā§āϰā§āϰ āϤāϞāĻĻā§āĻļ āĻāϤ āĻāĻĒāϰ⧠āĻĻā§āĻāĻž āϝāĻžāĻŦā§-
- 6m
- 20m
- 5m
- 10m
Ans. 5m
- āύāĻŋāĻŽā§āύā§āϰ āϏāĻžāϰā§āĻāĻŋāĻ A-B āĻāϰ āĻŽāϧā§āϝ⧠āϏāĻŽāϤā§āϞā§āϝ āϰāĻžā§āϧ āĻšāϞāĻžā§-
- \(3 \Omega\)
- \(2 \Omega\)
- \(7 \Omega\)
- \(20 \Omega\)
Ans.\(2 \Omega\)
- āĻāĻāĻāĻŋ āĻāϰā§āϰ āĻā§āύāĻžā§ āĻĻā§āϝāĻŧāĻžāϞā§āϰ āĻā§āώā§āϤā§āϰāĻĢāϞ \(30 \mathrm{~m}^{2}\) āĻĻā§āϝāĻŧāĻžāϞāĻāĻŋ āĻāĻā§āϰ | āϤā§āϰāĻŋ āĻāĻŦāĻ āĻāϰ āĻĒā§āϰā§āϤā§āĻŦ 25cm āĻāϰā§āϰ āĻŦāĻžāĻāϰā§āϰ āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻž 30°C āĻšāϞ⧠āĻĻā§āϝāĻŧāĻžāϞ āĻā§ āĻšāĻžāϰ⧠āϤāĻžāĻĒ āĻāϰā§āϰ āĻŽāϧā§āϝ⧠āĻĒā§āϰāĻŦā§āĻļ āĻāϰāĻā§ āύāĻŋāϰā§āĻŖāϝāĻŧ āĻāϰāĨ¤ āĻāĻā§āϰ āϤāĻžāĻĒ āĻĒāϰāĻŋāĻŦāĻžāĻšāĻāϤā§āĻŦ \(\mathbf{0} .6 \mathbf{W m}^{-1} \mathbf{K}^{-1}\)
- 280 W
- 284 W
- 288 W
- 292 W
Ans. 288 W
- āϏāĻŦāĻā§āϝāĻŧā§ āĻāĻŽ āĻāϰā§āϰ āĻāĻŖāĻŋāĻāĻž āĻā§āύāĻāĻŋ?
- āĻāϞā§āĻāĻā§āϰāύ
- āĻĒā§āϰāĻžā§āĻāύ
- āĻāϞāĻĢāĻž
- āύāĻŋāĻāĻā§āϰāύ
Ans. āĻāϞā§āĻāĻā§āϰāύ
- āϝāĻĻāĻŋ \(\overrightarrow{\mathbf{A}}=\hat{\mathbf{i}}+\hat{\mathbf{j}}+\hat{\mathbf{k}}, \overrightarrow{\mathbf{B}}=2 \hat{\mathbf{i}}+2 \hat{\mathbf{j}}+2 \hat{\mathbf{k}}\), then \(\overrightarrow{\mathbf{A}} \times \overrightarrow{\mathbf{B}}=\)
- \(3 \vec{i}+3 \hat{j}+3 \hat{k}\)
- \(2 \hat{\mathrm{i}}+2 \hat{\mathrm{j}}+2 \hat{\mathrm{k}}\)
- \(\sqrt{12(\hat{i}+\hat{j}+\hat{k})}\)
- 0
Ans. 0
- āĻā§āĻŽāĻŋāϰ āϏāĻā§āĻā§ āϏāϰā§āĻŦāύāĻŋāĻŽā§āύ 30° āĻā§āĻŖā§ āϤāϞ⧠āϏā§āĻĨāĻžāĻĒāĻŋāϤ āĻŦāϏā§āϤ⧠āĻĒāĻŋāĻāϞ⧠āύā§āĻŽā§ āϝāĻžāϝāĻŧāĨ¤ āĻāϰā§āώāĻŖāĻžāĻā§āĻ āĻāϤ?
- sin 30°
- tan 30°
- cos 30°
- 1
Ans. cos 30°
- āĻāĻžāĻā§āϰ āĻĒāϰāĻŋāĻŽāĻžāĻŖ āϏāĻŦāĻā§āϝāĻŧā§ āĻŦā§āĻļāĻŋ āĻšāϝāĻŧ āϝāĻāύ āĻĒā§āϰāϝā§āĻā§āϤ āĻŦāϞ āĻ āϏāϰāĻŖā§āϰ āĻŽāϧā§āϝ⧠āĻā§āĻŖā§āϰ āĻŽāĻžāύ āĻšāϞāĻžā§-
- 0°
- 45°
- 90°
- 30°
Ans. 0°
- 5m āĻĻā§āϰā§āĻā§āϝ āĻāĻŦāĻ 5mm āĻŦā§āϝāĻžāϏāĻŦāĻŋāĻļāĻŋāώā§āĻ āĻāĻāĻāĻŋ āϤāĻžāϰāĻā§ 98N āĻŦāϞ āĻĻā§āĻŦāĻžāϰāĻžāĨ¤ āĻāĻžāύāĻž āĻšāϞāĻžā§āĨ¤ āϤāĻžāϰāĻāĻŋ āĻāϤāĻā§āĻā§ āĻŦā§āĻĻā§āϧāĻŋ āĻĒāĻžāĻŦā§- \(\left[\mathrm{Y}=2 \times 10^{11} \mathrm{Nm}^{-2}\right]\)
- \(2 \times 10^{-2} \mathrm{~m}\)
- \(1.25 \times 10^{-4} \mathrm{~m}\)
- \(4 \times 10^{-2} \mathrm{~m}\)
- \(1.5 \times 10^{-2} \mathrm{~m}\)
Ans. \(1.25 \times 10^{-4} \mathrm{~m}\)
- āĻāĻāĻāĻŋ āĻā§āϰā§āύ āĻŦāĻžāĻāĻļāĻŋ āĻŦāĻžāĻāĻžāϞ⧠āĻāĻāĻāĻŋ āĻĒā§āϞāĻžāĻāĻĢāϰā§āĻŽā§āϰ āĻĻāĻŋāĻā§ 90kmh-1 āĻāϤāĻŋāϤ⧠āĻāĻāĻžā§āĻā§āĻā§āĨ¤ āĻŦāĻžāĻļāĻŋāϰ āĻāĻŽā§āĻĒāĻžāĻā§āĻ 600Hz āĻ āĻļāĻŦā§āĻĻā§āϰ āĻŦā§āĻ \(325 \mathrm{~ms}^{-1}\) āĻšāϞ⧠āĻĻāύā§āĻĄāĻžāϝāĻŧāĻŽāĻžāύ āĻļā§āϰā§āϤāĻžāϰ āĻāĻžāύ⧠āĻ āĻļāĻŦā§āĻĻā§āϰ āĻāĻĒāĻžāϤ āĻāĻŽā§āĻĒāĻžāĻā§āĻ āĻāϤ āĻŽāύ⧠āĻšāĻŦā§?
- 440 Hz
- 550 Hz
- 445 Hz
- 650 Hz
Ans. 650 Hz
- āĻ
ā§āϝāĻžāϞā§āĻŽāĻŋāύāĻŋāϝāĻŧāĻžāĻŽ āύāĻŋāĻāĻā§āϞāĻŋāϝāĻŧāĻžāϏā§āϰ āϏāĻāĻā§āϤ āĻšāĻā§āĻā§ \({ }_{13} \mathrm{~A} l^{27}\) -āĻāϰ āύāĻŋāĻāĻā§āϰāύ āϏāĻāĻā§āϝāĻž āĻāϤ?
- 27
- 13
- 40
- 14
Ans. 14
Chemistry
- āĻāĻāĻāĻŋ \(250 \mathrm{~cm}^{3}\) āĻĻā§āϰāĻŦāĻŖā§ \(5.3 \mathrm{~g} \mathrm{Na}_{2} \mathrm{CO}_{3}\) āĻĻā§āϰāĻŦā§āĻā§āϤ āϰāϝāĻŧā§āĻā§āĨ¤ āĻāĻ āĻĻā§āϰāĻŦāĻŖāĻāĻŋāϰ āĻāύāĻŽāĻžāϤā§āϰāĻž āĻāϤ āĻŽāĻžā§āϞāĻžāϰ āĻšāĻŦā§-
- 0.2 M
- 5.3 M
- 10.6 M
- 1.0 M
Ans. 0.2 M
- āύāĻŋāĻŽā§āύā§āϰ āĻā§āύ āϝā§āĻā§ āύāĻŋāĻāϏāĻā§āĻ āĻāϞā§āĻāĻā§āϰāύ āĻā§āĻĄāĻŧ āĻāĻā§?
- \(\mathrm{CH}_{4}\)
- \(\mathrm{BCl}_{3}\)
- \(\mathrm{BeCl}_{2}\)
- \(\mathrm{NH}_{3}\)
Ans. \(\mathrm{NH}_{3}\)
- āĻā§āύ āĻā§āϝāĻŧāĻžāύā§āĻāĻžāĻŽ āϏāĻāĻā§āϝāĻž āĻāϞā§āĻā§āĻā§āϰāύ āĻ
āϰāĻŦāĻŋāĻāĻžāϞā§āϰ āĻāĻā§āϤāĻŋ āύāĻŋāϰā§āĻĻā§āĻļ āĻāϰā§?
- n
- \(l\)
- m
- S
Ans.\(l\)
- āĻā§āύāĻāĻŋ āĻāĻžāϰāĻŖ-āĻŦāĻŋāĻāĻžāϰāĻŖ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž āύāϝāĻŧ?
- \(2 \mathrm{FeCl}_{3}(\mathrm{aq})+\mathrm{SnCl}_{2}(\mathrm{aq}) \rightarrow \mathrm{SnCl}_{4}(\mathrm{aq})+2 \mathrm{FeCl}_{2}(\mathrm{aq})\)
- \(\mathrm{PbS}(\mathrm{s})+4 \mathrm{H}_{2} \mathrm{O}_{2}(\mathrm{aq}) \rightarrow \mathrm{PbSO}_{4}(\mathrm{aq})+4 \mathrm{H}_{2} \mathrm{O}(\mathrm{I})\)
- \(\mathrm{H}_{2} \mathrm{~S}(\mathrm{aq})+\mathrm{Cl}_{2} \rightarrow 2 \mathrm{HCl}(\mathrm{aq})+\mathrm{S}(\mathrm{s})\)
- \(\mathrm{NaCl}(\mathrm{aq})+\mathrm{AgNO}_{3}(\mathrm{aq}) \rightarrow \mathrm{AgCl}(\mathrm{s})+\mathrm{NaNO}_{3}(\mathrm{aq})\)
Ans. \(\mathrm{NaCl}(\mathrm{aq})+\mathrm{AgNO}_{3}(\mathrm{aq}) \rightarrow \mathrm{AgCl}(\mathrm{s})+\mathrm{NaNO}_{3}(\mathrm{aq})\)
- āĻ
ā§āϝāĻžāϞāĻā§āĻšāϞā§āϰ āϏāĻžāĻĨā§ āĻā§āϰāĻŋāĻāύāĻžāϰā§āĻĄ āĻŦāĻŋāĻāĻžāϰāĻā§āϰ (RMgX) āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϝāĻŧ āĻāĻŋ āĻā§āĻĒāύā§āύ āĻšāϝāĻŧ-
- āĻ ā§āϝāĻžāϞāĻāĻŋāύ
- āĻāĻĨāĻžāϰ
- āĻ ā§āϝāĻžāϞāĻā§āύ
- āĻāϏāĻŋāĻĄ
Ans. āĻ ā§āϝāĻžāϞāĻā§āύ
- āĻĒāĻāĻžāϏāĻŋāϝāĻŧāĻžāĻŽ āĻĒāĻžāϰāĻŽā§āϝāĻžāĻāĻāĻžāύā§āĻ \(\left(\mathrm{KMnO}_{4}\right)\)-āĻ āĻŽā§āϝāĻžāĻāĻāĻžāύāĻŋāĻ āĻāϰ āĻāĻžāϰāĻŖ āϏāĻāĻā§āϝāĻž āĻšāϞ-
- +2
- +5
- +7
- +6
Ans. +7
- āύāĻŋāĻŽā§āύā§āϰ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āύāĻžāĻŽ āĻāĻŋ? \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{R}+\mathrm{HX} \stackrel{\text { anhydousAlCl }_{3}}{\longrightarrow} \mathrm{C}_{6} \mathrm{H}_{6}+\mathrm{RX}\)
- āĻāϰā§āĻāĻ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž
- āĻāϰā§āĻāĻ āĻĢāĻŋāĻāĻŋāĻ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž
- āĻĢāĻŋāĻĄā§āϞ- āĻā§āϰāĻžāĻā§āĻ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž
- āĻā§āĻŦ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž
Ans. āĻĢāĻŋāĻĄā§āϞ- āĻā§āϰāĻžāĻā§āĻ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž
- āĻāĻĒāĻžāϰ āϏāĻžāϞāĻĢā§āĻā§āϰ āĻāϞā§āϝāĻŧ āĻĻā§āϰāĻŦāĻŖā§ āĻāϏāĻŋāĻĄā§āϰ āĻāĻĒāϏā§āĻĨāĻŋāϤāĻŋāϤ⧠\(\mathrm{H}_{2} \mathrm{~S}\) āĻā§āϝāĻžāϏ āĻāĻžāϞāύāĻž āĻāϰāĻž āĻšāϞ⧠āĻāĻŋ āĻāĻāĻŦā§-
- āĻĻā§āϰāĻŦāĻŖāĻāĻŋ āύā§āϞ āĻšāϞā§
- āĻāĻāĻāĻŋ āĻāĻžāϞāĻžā§ āĻŦāϰā§āĻŖā§āϰ āĻ āϧāĻāĻā§āώā§āĻĒ āĻĒāĻĄāĻŧāĻŦā§
- āĻĻā§āϰāĻŦāĻŖāĻāĻŋ āĻŦāĻžāĻĻāĻžāĻŽā§ āĻšāĻŦā§
- āĻāĻāĻāĻŋ āϏāĻžāĻĻāĻž āĻŦāϰā§āĻŖā§āϰ āĻ āϧāĻāĻā§āώā§āĻĒ āĻĒāĻĄāĻŧāĻŦā§
Ans. āĻāĻāĻāĻŋ āĻāĻžāϞāĻžā§ āĻŦāϰā§āĻŖā§āϰ āĻ āϧāĻāĻā§āώā§āĻĒ āĻĒāĻĄāĻŧāĻŦā§
- \(\mathrm{C}_{6} \mathbf{H}_{5} \mathrm{OH}+\mathrm{NH}_{3} \stackrel{\mathrm{ZnCl}_{2}}{\longrightarrow}\) āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āĻāĻŋ āĻā§āĻĒāύā§āύ āĻšāϝāĻŧ?
- āĻŦā§āύāĻāϝāĻŧāĻŋāĻ āĻāϏāĻŋāĻĄ
- āύāĻžāĻāĻā§āϰā§āĻŦā§āύāĻāĻŋāύ
- āĻ ā§āϝāĻžāύāĻŋāϞāĻŋāύ
- āĻā§āϞā§āϰāĻžā§āĻŦā§āύāĻāĻŋāύ
Ans. āĻ ā§āϝāĻžāύāĻŋāϞāĻŋāύ
- āĻā§āĻŦ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϝāĻŧ āĻā§āύāĻāĻŋ āĻā§āĻĒāύā§āύ āĻšāϝāĻŧ?
- āϏā§āϝāĻžāϞāĻŋāϏāĻžāĻāϞāĻŋāĻ āĻāϏāĻŋāĻĄ
- āĻŦā§āύāĻāϝāĻŧāĻŋāĻ āĻāϏāĻŋāĻĄ
- āĻĨā§āϝāĻžāϞāĻŋāĻ āĻāϏāĻŋāĻĄ
- āĻĒāĻŋāĻāϰāĻŋāĻ āĻāϏāĻŋāĻĄ
Ans. āϏā§āϝāĻžāϞāĻŋāϏāĻžāĻāϞāĻŋāĻ āĻāϏāĻŋāĻĄ
- āύāĻŋāĻŽā§āύā§āϰ āĻā§āύāĻāĻŋ āĻāĻŋāĻā§āύā§āϰ āĻāĻžāϰā§āϝāĻāϰ⧠āĻŽā§āϞāĻ?
- -OH
- >C=0
- -CHO
- -COOH
Ans. >C=0
- āĻāĻā§āώ āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻžāϝāĻŧ āĻĒāĻžāύāĻŋāϰ āϏāĻžāĻĨā§ āĻā§āϝāĻžāϞāϏāĻŋāϝāĻŧāĻžāĻŽ āĻāĻžāϰā§āĻŦāĻžāĻāĻĄā§āϰ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āĻĢāϞ⧠āύāĻŋāĻā§āϰ āĻā§āύ āϝā§āĻāĻāĻŋ āĻā§āĻĒāύā§āύ āĻšāϝāĻŧ-
- āĻāĻĨāĻŋāϞāĻŋāύ
- āĻŽāĻŋāĻĨā§āύ
- āĻ ā§āϝāĻžāϏāĻŋāĻāĻŋāϞāĻŋāύ
- āĻāĻĨā§āύ
Ans. āĻ ā§āϝāĻžāϏāĻŋāĻāĻŋāϞāĻŋāύ
- 0.1 M āĻšāĻžāĻāĻĄā§āϰā§āĻā§āϞā§āϰāĻŋāĻ āĻāϏāĻŋāĻĄā§āϰ pH āĻŽāĻžāύ āĻāϤ?
- 0.1
- 1.0
- 1.1
- 10.1
Ans. 1.0
- āĻŦāĻžāϝāĻŧā§āϰ āĻ
āύā§āĻĒāϏā§āĻĨāĻŋāϤāĻŋāϤ⧠āĻāĻā§āĻāϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻžāϝāĻŧ (600°C) āĻāĻžāĻ āĻā§ āĻĻāĻšāύ āĻāϰāϞ⧠āύāĻŋāĻā§āϰ āĻā§āύāĻāĻŋ āĻĒāĻžāĻāϝāĻŧāĻž āϝāĻžāϝāĻŧ?
- āĻā§āĻ
- āĻāĻžāĻ
- āĻāĻžāĻ āĻāϝāĻŧāϞāĻž
- āĻā§āϞā§āĻā§āĻ
Ans. āĻāĻžāĻ āĻāϝāĻŧāϞāĻž
- āĻ
ā§āϝāĻžāϏāĻŋāĻāĻŋāϞāĻŋāύ āϝā§āĻā§āϰ āĻāĻāĻāĻŋ āĻ
āĻŖā§āϰ āĻŽāϧā§āϝ⧠āĻŽāĻžā§āĻ āϏāĻŋāĻāĻŽāĻž āĻŦāύā§āϧāύā§āϰ āϏāĻāĻā§āϝāĻž āĻšāϞ-
- 3
- 1
- 2
- 0
Ans. 3
- 4.0g āĻšāĻžāĻāĻĄā§āϰā§āĻā§āύāĻā§ āĻ
āϤāĻŋāϰāĻŋāĻā§āϤ āĻ
āĻā§āϏāĻŋāĻā§āύ⧠āĻĒāĻžā§āĻĄāĻŧāĻžāϞ⧠āĻā§āĻĒāύā§āύ āĻĒāĻžāύāĻŋāϰ āĻĒāϰāĻŋāĻŽāĻžāĻŖ-
- 16g
- 18g
- 54g
- 36g
Ans. 36g
- āĻā§āύ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āĻŦā§āĻ āϧā§āϰā§āĻŦāĻ k-āĻāϰ āĻŽāĻžāϤā§āϰāĻž āϝāĻĻāĻŋ \((\text { Time })^{-1}\) āĻšāϝāĻŧ, āϤāĻŦā§ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāĻāĻŋ āĻā§āϰāĻŽ āĻšāĻŦā§-
- āĻĒā§āϰāĻĨāĻŽ āĻā§āϰāĻŽ
- āĻĻā§āĻŦāĻŋāϤā§āϝāĻŧ āĻā§āϰāĻŽ
- āĻļā§āύā§āϝ āĻā§āϰāĻŽ
- āϤā§āϤā§āϝāĻŧ āĻā§āϰāĻŽ
Ans. āĻĒā§āϰāĻĨāĻŽ āĻā§āϰāĻŽ
- āύāĻŋāĻŽā§āύā§āϰ āĻā§āύ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāĻāĻŋ \(\mathbf{K}_{\mathbf{p}}=\mathbf{K}_{\mathbf{c}} ?\)
- \(\mathrm{PCl}_{5}(\mathrm{~g}) \rightarrow \mathrm{PCl}_{3}(\mathrm{~g})+\mathrm{Cl}_{2}(\mathrm{~g})\)
- \(\mathrm{N}_{2}(\mathrm{~g})+3 \mathrm{H}_{2}(\mathrm{~g}) \rightarrow 2 \mathrm{NH}_{3}(\mathrm{~g})\)
- \(\mathrm{N}_{2}(\mathrm{~g})+3 \mathrm{H}_{2}(\mathrm{~g}) \rightarrow 2 \mathrm{NH}_{3}(\mathrm{~g})\)
- \(2 \mathrm{HI}(\mathrm{g}) \rightarrow \mathrm{H}_{2}(\mathrm{~g})+\mathrm{I}_{2}(\mathrm{~g})\)
Ans. \(2 \mathrm{HI}(\mathrm{g}) \rightarrow \mathrm{H}_{2}(\mathrm{~g})+\mathrm{I}_{2}(\mathrm{~g})\)
- āύāĻŋāĻā§āϰ āĻā§āύāĻāĻŋ āĻ
ā§āϝāĻžāĻŽāĻžā§āύāĻŋāϝāĻŧāĻžāϰ āϏāĻžāĻĨā§ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž āĻāϰ⧠āĻāĻāϰāĻŋāϝāĻŧāĻž āĻā§āĻĒāĻžāĻĻāύ āĻāϰā§-
- \(\mathrm{CO}_{2}\)
- \(\mathrm{H}_{2} \mathrm{O}\)
- \(\mathrm{CH}_{4}\)
- \(\mathrm{C}_{6} \mathrm{H}_{6}\)
Ans. \(\mathrm{CO}_{2}\)
- āϧāĻžāϤā§āϏāĻŽā§āĻšā§āϰ āĻŽāϧā§āϝ⧠āĻā§āύāĻāĻŋ āĻā§-āĻĒā§āώā§āĻ ā§ āϏāĻŦāĻā§āϝāĻŧā§ āĻŦā§āĻļā§ āĻĒāĻžāĻāϝāĻŧāĻž āϝāĻžāϝāĻŧ
- Iron
- Potassium
- Calcium
- Aluminium
Ans. Aluminium
- āύāĻŋāĻŽā§āύāϞāĻŋāĻāĻŋāϤ āĻā§āύ āĻā§āϰā§āĻĒā§āϰ āĻŽā§āϞāĻĻā§āĻŦāϝāĻŧ āĻĒāĻŋāϰāĻŋāϝāĻŧāĻĄāĻŋāĻ āĻā§āĻŦāĻŋāϞā§āϰ āĻāĻāĻ āĻĒāĻŋāϰāĻŋāϝāĻŧāĻĄ āĻļā§āϰā§āĻŖā§āĻā§āĻā§āϤ?
- Na,K
- 0,S
- Ar, Kr
- Cu, Zn
Ans. Cu, Zn
- āύāĻŋāĻā§āϰ āϝā§āĻāĻā§āϞāĻŋāϰ āĻā§āύāĻāĻŋ āĻšā§āĻā§āϏā§āύā§āϰ āϏāĻŽāĻžāĻŖā§ āύāϝāĻŧ-
- 2,3 dimethyl butane
- 2,2 dimethyl butane
- 2, 2 dimet hyl propane
- 2-methyl pentane
Ans. 2, 2 dimet hyl propane
- \(\mathbf{A}+\mathbf{B} \rightarrow \mathbf{C}\) āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāĻāĻŋāϰ āĻāϤāĻŋ āϏāĻŽā§āĻāϰāĻŖ āĻšāϞāĻžā§ \(\mathbf{v}=\mathbf{k}[\mathbf{A}]^{2}: \mathbf{A}\) āĻāϰ āĻĒā§āϰāĻžāϰāĻŽā§āĻāĻŋāĻ āĻāύāĻŽāĻžāϤā§āϰāĻž āĻĻā§āĻŦāĻŋāĻā§āĻŖ āĻāϰāĻž āĻšāϞ⧠āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāĻāĻŋāϰ āĻĒā§āϰāĻžāϰāĻŽā§āĻāĻŋāĻ āĻāϤāĻŋ āĻāϤāĻā§āĻŖ āĻŦā§āĻĻā§āϧāĻŋ āĻĒāĻžāĻŦā§āĨ¤
- 2
- 3
- 4
- 8
Ans. 4
- s āĻŦā§āϞāĻ āĻŽā§āϞā§āϰ āϧāϰā§āĻŽ āϏāĻŽā§āĻĒāϰā§āĻā§ āϏāĻ āĻŋāĻ āĻāĻā§āϤāĻŋāĻāĻŋ āĻāĻŋāĻšā§āύāĻŋāϤ āĻāϰ-
- \(\mathrm{Mg}^{2+}\) āĻāϰ āĻāϝāĻŧāύāĻŋāĻ āĻŦā§āϝāĻžāϏāĻžāϰā§āϧ \(\mathrm{Na}^{+}\) āĻ āĻĒā§āĻā§āώāĻž āĻāĻā§āĻāϤāϰ
- Na āĻāϰ āĻāϞāύāĻžāĻāĻ Mg āĻ āĻĒā§āĻā§āώāĻž āύāĻŋāĻŽā§āύāϤāϰ
- Na āĻāϰ āĻāϞāύāĻžāĻāĻ āϏāϰā§āĻŦāĻĻāĻž Mg āĻ āĻĒā§āĻā§āώāĻž āĻ āύā§āĻ āĻŦā§āĻļāĻŋ
- K āĻāϰ āĻāϝāĻŧāύā§āĻāϰāĻŖ āĻļāĻā§āϤāĻŋ Na āĻ āĻĒā§āĻā§āώāĻž āĻāĻā§āĻāϤāϰ
Ans. Na āĻāϰ āĻāϞāύāĻžāĻāĻ Mg āĻ āĻĒā§āĻā§āώāĻž āύāĻŋāĻŽā§āύāϤāϰ
- āĻā§āύ āϝā§āĻāĻāĻŋāϰ āĻāϝāĻŧāύāĻŋāĻ āĻŦā§āĻļāĻŋāώā§āĻā§āϝ āϏāϰā§āĻŦā§āĻā§āĻ-
- \(\mathrm{AlF}_{3}\)
- \(\mathrm{AlCl}_{3}\)
- \(\mathrm{SiCl}_{4}\)
- \(\mathrm{SiF}_{4}\)
Ans. \(\mathrm{AlF}_{3}\)
- āύāĻŋāĻŽā§āύ⧠āĻĻā§āϝāĻŧāĻž āĻ
āϰāĻŦāĻŋāĻāĻžāϞāϏāĻŽā§āĻšā§āϰ āĻā§āύāĻāĻŋ āĻĨāĻžāĻāĻž āϏāĻŽā§āĻāĻŦ āύāϝāĻŧ?
- 1s
- 2s
- 2d
- 4d
Ans. 2d
- 27°C āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻžāϝāĻŧ 1.0 atm āĻāĻžāĻĒā§ ā§Ē.2 L āĻāϝāĻŧāϤāύā§āϰ āĻā§āύ āĻā§āϝāĻžāϏā§āϰ āĻāϰ 6.0gāĨ¤ āĻā§āϝāĻžāϏāĻāĻŋāϰ āĻāĻĒā§āĻā§āώāĻŋāĻ āĻāϰ āĻāϤ?
- 44
- 18
- 28
- 16
Ans. 18
- \(\mathrm{H}_{2}+\mathrm{Cl}_{2} \rightarrow 2 \mathrm{HCl}+44 \mathrm{kcal}\) āϏāĻŽā§āĻāϰāĻŖāĻāĻŋ āĻŦāĻŋāĻŦā§āĻāύāĻž āĻāϰ āύāĻŋāĻā§āϰ āĻā§āύ āĻāĻžāĻāĻāĻŋ āĻāĻ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āϏāĻžāĻŽā§āϝāĻžāĻŦāϏā§āĻĨāĻžāĻā§ āĻā§āĻĒāĻžāĻĻā§āϰ āĻĻāĻŋāĻā§ āϏāϰāĻŋāϝāĻŧā§ āĻĻā§āĻŦā§-
- \(\mathrm{H}_{2}\) āϝāĻžā§āĻ āĻāϰāĻž āĻšāϞā§
- \(\mathrm{Cl}_{2}\) āϏāϰāĻŋāϝāĻŧā§ āύāĻŋāϞā§
- HCl āϝāĻžā§āĻ āĻāϰāĻž āĻšāϞā§
- āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻž āĻŦā§āĻĻā§āϧāĻŋ āĻāϰāĻž āĻšāϞā§
Ans. \(\mathrm{H}_{2}\) āϝāĻžā§āĻ āĻāϰāĻž āĻšāϞā§
- āĻā§āύ āύāĻŋāώā§āĻā§āϰāĻŋāϝāĻŧ āĻā§āϝāĻžāϏ āĻŦāĻžāϤāĻžāϏ⧠āϏāĻŦāĻā§āϝāĻŧā§ āĻŦā§āĻļāĻŋ āĻĒāϰāĻŋāĻŽāĻžāĻŖā§ āĻĨāĻžāĻā§?
- He
- Ne
- Ar
- Kr
Ans. Ar
- āĻāĻāĻāĻŋ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āĻĒā§āϰāĻāĻžāĻŦāĻā§āϰ āĻĒā§āϰāĻāĻžāĻŦ-
- āϏāĻžāĻŽā§āϝāĻžāĻŦāϏā§āĻĨāĻžāĻā§ āĻā§āĻĒāĻžāĻĻāĻā§āϰ āĻĻāĻŋāĻā§ āϏāϰāĻŋāϝāĻŧā§ āĻĻā§āĻŦā§
- āĻā§āĻŦāϞ āĻ āĻā§āϰāĻāĻžāĻŽā§ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āĻāϤāĻŋ āĻŦā§āĻĻā§āϧāĻŋ āĻāϰā§
- āĻ āĻā§āϰ-āĻĒāĻļā§āĻāĻžā§ āĻāĻāϝāĻŧ āĻĻāĻŋāĻā§ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āĻāϤāĻŋ āĻŦā§āĻĻā§āϧāĻŋ āĻāϰā§
- āĻĒāĻļā§āĻāĻžā§āĻāĻžāĻŽā§ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āĻāϤāĻŋ āĻŦā§āĻĻā§āϧāĻŋ āĻāϰā§
Ans. āĻ āĻā§āϰ-āĻĒāĻļā§āĻāĻžā§ āĻāĻāϝāĻŧ āĻĻāĻŋāĻā§ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āĻāϤāĻŋ āĻŦā§āĻĻā§āϧāĻŋ āĻāϰā§
Mathematics
-
\(x^{2}+y^{2}-24 x+10 y=0\) āĻŦā§āϤā§āϤā§āϰ āĻŦā§āϝāĻžāϏāĻžāϰā§āϧ-
- 7
- 5
- 13
- 12
Ans. 13
- \(\tan ^{-1} 1+\tan ^{-1} 2+\tan ^{-1} 3\) āĻāϰ āĻŽāĻžāύ
- \(\frac{\pi}{4}\)
- \(\frac{\pi}{2}\)
- \(\pi\)
- \(2 \pi\)
Ans. \(\pi\)
- (4, 5) āĻā§āύā§āĻĻā§āϰāĻŦāĻŋāĻļāĻŋāώā§āĻ āĻŦā§āϤā§āϤ, āϝāĻž \(x^{2}+y^{2}+4 x+6 y-12=0\) āĻŦā§āϤā§āϤā§āϰ āĻā§āύā§āĻĻā§āϰ āĻĻāĻŋāϝāĻŧā§ āĻāĻŽāύ āĻāϰā§, āϤāĻžāϰ āϏāĻŽā§āĻāϰāĻŖ-
- \(x^{2}+y^{2}-8 x+10 y+59=0\)
- \(x^{2}+y^{2}-8 x-10 y+59=0\)
- \(x^{2}+y^{2}+8 x+10 y-59=0\)
- \(x^{2}+y^{2}-8 x-10 y-59=0\)
Ans. \(x^{2}+y^{2}-8 x-10 y-59=0\)
-
\(\lim _{x \rightarrow 0} \frac{x(\cos x+\cos 2 x)}{\sin x}\)
- 0
- 2
- \(\pi\)
- \(\frac{\pi}{2}\)
Ans. 2
- \(\int_{0}^{\frac{\pi}{2}} \sqrt{1+\sin \theta} d \theta\)
- \(\sqrt{2}\)
- 2
- 1
- \(\frac{1}{2}\)
Ans. 2
- āϝāĻĻāĻŋ \(\left|\begin{array}{ccc}1 & 1 & 1 \\ x & a & b \\ x^{2} & a^{2} & b^{2}\end{array}\right|=0\) āĻšāϞā§, \(\mathbf{x}=?\)
- \(-a\) āĻŦāĻž, (or) \(\mathrm{b}\)
- a āĻŦāĻž, (or) \(\mathrm{-b}\)
- -a āĻŦāĻž, (or) \(\mathrm{b}\)
- a āĻŦāĻž, (or) \(\mathrm{b}\)
Ans. a āĻŦāĻž, (or) \(\mathrm{b}\)
-
\(x^{2}-3 x+5\) āĻāϰ āύā§āϝā§āύāϤāĻŽ āĻŽāĻžāύ-
- 3
- 5
- \(\frac{15}{4}\)
- \(\frac{11}{4}\)
Ans. \(\frac{11}{4}\)
- \(\left(x^{2}+\frac{2}{x}\right)^{6}\) āĻāϰ āϏāĻŽā§āĻĒā§āϰāϏāĻžāϰāĻŖā§ x āĻŽā§āĻā§āϤ āĻĒāĻĻāĻāĻŋ-
- 448
- 120
- 240
- 3000
Ans. 240
- āĻāĻāĻāĻŋ āĻā§āĻŖāĻžā§āϤā§āϤāϰ āĻĒā§āϰāĻāĻŽāύā§āϰ āĻāϤā§āϰā§āĻĨ āĻĒāĻĻ 9 āĻāĻŦāĻ āύāĻŦāĻŽ āĻĒāĻĻ 2187 āĻšāϞā§, āϏāĻžāϧāĻžāϰāĻŖ āĻ
āύā§āĻĒāĻžāϤ āĻāϤ?
- 7
- 9
- 3
- 27
Ans. 3
- āϝāĻĻāĻŋ \(A=\left(\begin{array}{ll}1 & 0 \\ 0 & 5\end{array}\right)\) āĻāĻŦāĻ \(B=\left(\begin{array}{ll}5 & 0 \\ 2 & 1\end{array}\right)\) āĻšāϝāĻŧ, āϤāĻāύ AB āĻšāϝāĻŧ āĨ¤
- \(\left(\begin{array}{ll}5 & 0 \\ 2 & 5\end{array}\right)\)
- \(\left(\begin{array}{ll}5 & 0 \\ 10 & 5\end{array}\right)\)
- \(\left(\begin{array}{ll}6 & 0 \\ 2 & 6\end{array}\right)\)
- \(\left(\begin{array}{ll}8 & 1 \\ 12 & 5\end{array}\right)\)
Ans. \(\left(\begin{array}{ll}5 & 0 \\ 10 & 5\end{array}\right)\)
- (4,-2) āĻŦāĻŋāύā§āĻĻā§ āĻĨā§āĻā§ 5x+12y =3 āϰā§āĻāĻžāϰ āĻāĻĒāϰ āĻ
āĻā§āĻāĻŋāϤ āϞāĻŽā§āĻŦā§āϰ āĻĻā§āϰā§āĻā§āϝ-
- 8
- \(\frac{8}{9}\)
- \(\frac{3}{7}\)
- \(\frac{7}{13}\)
Ans. \(\frac{7}{13}\)
- \(\int_{0}^{\frac{\pi}{2}}(1+\cos x)^{2} \sin x d x\) āĻāϰ āĻŽāĻžāύ-
- \(\frac{8}{7}\)
- \(\frac{5}{8}\)
- \(\frac{2}{7}\)
- \(\frac{7}{3}\)
Ans. \(\frac{7}{3}\)
- 3, 5, 7, 8, 9 āĻ
āĻā§āĻāĻā§āϞāĻžā§ āĻāĻ āĻŦāĻž āĻāĻāĻžāϧāĻŋāĻ āĻŦāĻžāϰ āĻŦā§āϝāĻŦāĻšāĻžāϰ āĻāϰ⧠7000 āĻĨā§āĻā§ āĻŦāĻĄāĻŧ āĻāĻžāϰ āĻ
āĻā§āĻ āĻŦāĻŋāĻļāĻŋāώā§āĻ āĻāϤāĻā§āϞāĻžā§ āϏāĻāĻā§āϝāĻž āĻāĻ āύ āĻāϰāĻž āϝāĻžāϝāĻŧ-
- 27
- 81
- 72
- 56
Ans. 375
- āϏāϰāϞāϰā§āĻāĻž 3x + 4y â 12 = 0 āĻĻā§āĻŦāĻžāϰāĻž āĻ
āĻā§āώāĻĻā§āĻŦāϝāĻŧā§āϰ āĻŽāϧā§āϝāĻŦāϰā§āϤ⧠āĻāύā§āĻĄāĻŋāϤ āĻ
āĻāĻļā§āϰ āĻĻā§āϰā§āĻā§āϝ-
- 7
- 5
- 9
- ā§Ē
Ans. 5
- āĻā§āύ āĻŦāĻŋāύā§āĻĻā§āϤ⧠āĻĻā§āĻāĻāĻŋ āĻŦāϞ 120° āĻā§āĻŖā§ āĻā§āϰāĻŋāϝāĻŧāĻžāĻļā§āϞāĨ¤ āĻŦā§āĻšāϤā§āϤāϰ āĻŦāϞāĻāĻŋāϰ āĻŽāĻžāύ 10 N āĻāĻŦāĻ āϤāĻžāĻĻā§āϰ āϞāĻŦā§āϧāĻŋ āĻā§āώā§āĻĻā§āϰāϤāϰ āĻŦāϞā§āϰ āϏāĻžāĻĨā§ āϏāĻŽāĻā§āĻŖ āĻā§āĻĒāύā§āύ āĻāϰāϞ⧠āĻā§āώā§āĻĻā§āϰāϤāϰ āĻŦāϞā§āϰ āĻŽāĻžāύ-
- 4 N
- 5 N
- 6 N
- 8 N
Ans. 5 N
- āĻŦāĻžāϏā§āϤāĻŦ āϏāĻāĻā§āϝāĻžāϝāĻŧ \(|5-2 x| \geq 4\) āĻ
āϏāĻŽāϤāĻžāĻāĻŋāϰ āϏāĻŽāĻžāϧāĻžāύ-
- \(\frac{1}{2} \leq x \leq \frac{9}{2}\)
- \(x \leq \frac{1}{2}\) or, \(x \geq \frac{9}{2}\)
- \(x \leq \frac{1}{2}\)
- \(\frac{1}{2} \leq x \leq 9\) or \(x \leq \frac{29}{2}\)
Ans. \(x \leq \frac{1}{2}\) or, \(x \geq \frac{9}{2}\)
- \(\left(x+y, x^{2}+y^{2}\right)=(2,4)\) āĻšāϞā§, \(x^{2}-y^{2}\) āĻāϰ āĻŽāĻžāύ-
- \(\pm 2\)
- \(\pm 4\)
- \(\pm 6\)
- \(\pm 8\)
Ans. \(\pm 4\)
- tan75° – tan30° â tan75° x tan30° āĻāϰ āĻŽāĻžāύ-
- 0
- 1
- \(\frac{1}{\sqrt{2}}\)
- \(\frac{1}{\sqrt{3}}\)
Ans. 1
- \(4\left(\sin ^{2} \theta+\cos \theta\right)=5\) āϏāĻŽā§āĻāϰāĻŖā§āϰ āϏāĻžāϧāĻžāϰāĻŖ āϏāĻŽāĻžāϧāĻžāύ-
- \(\theta=2 \mathrm{n} \pi \pm \pi / 2\)
- \(\theta=2 \mathrm{n} \pi \pm \pi / 3\)
- \(\theta=2 \mathrm{n} \pi \pm \pi / 4\)
- \(\theta=2 n \pi \pm \pi / 5\)
Ans. \(\theta=2 \mathrm{n} \pi \pm \pi / 3\)
- \(\tan 54^{\circ}-\tan 36^{\circ}\) āĻāϰ āĻŽāĻžāύ-
- \(2 \tan 18^{\circ}\)
- \(2 \cot 27^{\circ}\)
- \(-2 \tan 81^{\circ}\)
- \(-2 \tan 72^{\circ}\)
Ans. \(2 \tan 18^{\circ}\)
- āĻā§āύ āϤā§āϰāĻŋāĻā§āĻā§āϰ āĻļā§āϰā§āώāĻŦāĻŋāύā§āĻĻā§āϏāĻŽā§āĻš (-1, – 2), (2, 5) āĻāĻŦāĻ (3, 10) āĻšāϞā§, āϤāĻžāϰ āĻā§āώā§āϤā§āϰāĻĢāϞ –
- 10 sq.units
- 15 sq.units
- 4 sq.units
- 18 sq.units
Ans. 4 sq.units
- āϝāĻĻāĻŋ \(y=\sqrt{\cos 2 x}\) āĻšāϝāĻŧ āϤāĻŦā§, \(\frac{\mathbf{d} \mathbf{y}}{\mathbf{d x}}\) = āĻāϤ?
- \(\frac{-\sin 2 x}{\sqrt{\cos 2 x}}\)
- \(\frac{\cos 2 x}{\sqrt{\sin 2 x}}\)
- \(\frac{2 \sin x}{\sqrt{\tan x}}\)
- \(\frac{\tan 2 x}{\sqrt{\sin 2 x}}\)
Ans. \(\frac{-\sin 2 x}{\sqrt{\cos 2 x}}\)
- 5x – 2y + 7 = 0 āϏāϰāϞāϰā§āĻāĻžāϰ āĻāĻĒāϰ āϞāĻŽā§āĻŦ āĻāĻŦāĻ (-3, 1) āĻŦāĻŋāύā§āĻĻā§ āĻĻāĻŋāϝāĻŧā§ āĻ
āϤāĻŋāĻā§āϰāĻŽ āĻāϰ⧠āĻāĻŽāύ āĻāĻāĻāĻŋ āϏāϰāϞāϰā§āĻāĻžāϰ āϏāĻŽā§āĻāϰāĻŖ-
- 2x + 5y + 1 = 0
- 2x -5y + 1 = 0
- 2x + 5y â 1 = 0
- 2x -5y â 1 = 0
Ans. 2x + 5y + 1 = 0
- 5 āĻāύ āĻŦāĻŋāĻā§āĻāĻžāύ āĻ 3 āĻāύ āĻāϞāĻž āĻ
āύā§āώāĻĻā§āϰ āĻāĻžāϤā§āϰ āĻĨā§āĻā§ 4 āĻāύā§āϰāĨ¤ āĻāĻāĻāĻŋ āĻāĻŽāĻŋāĻāĻŋ āĻāĻ āύ āĻāϰāϤ⧠āĻšāĻŦā§ āϝāĻžāϤ⧠āĻ
āύā§āϤāϤ āĻāĻāĻāύ āĻŦāĻŋāĻā§āĻāĻžāύ āĻ āĻāĻāĻāύ āĻāϞāĻž āĻāĻžāϤā§āϰ āĻĨāĻžāĻā§āĨ¤ āĻāϤ āĻŦāĻŋāĻāĻŋāύā§āύ āĻĒā§āϰāĻāĻžāϰ⧠āĻāĻ āĻāĻŽāĻŋāĻāĻŋ āĻāĻ āύ āĻāϰāĻž āϝā§āϤ⧠āĻĒāĻžāϰā§?
- 60
- 65
- 70
- 75
Ans. 65
- \(\cos 675^{\circ}+\sin \left(-11385^{\circ}\right)\) āϏāĻŽāĻžāύ-
- \(\cos 675^{\circ}+\sin \left(-11385^{\circ}\right)\)
- \(\frac{1}{\sqrt{2}}\)
- \(-\sqrt{2}\)
- \(\sqrt{2}\)
Ans. \(\sqrt{2}\)
- āύāĻŋāĻā§āϰ āĻā§āύ āϰāĻžāĻļāĻŋāĻŽāĻžāϞāĻžāĻāĻŋ sin 3A āĻā§ sinA āĻŦāĻž cosA āĻāϰ āĻŦāĻšā§āĻĒāĻĻā§āϰā§āĻĒā§ āĻĒā§āϰāĻāĻžāĻļ āĻāϰā§?
- \(3 \cos A-4 \cos ^{3} A\)
- \(3 \sin A-4 \sin ^{3} A\)
- \(4 \cos A-3 \cos ^{3} A\)
- \(4 \sin ^{3} A-3 \sin A\)
Ans. \(3 \sin A-4 \sin ^{3} A\)
- 40 āĻšāϤ⧠50 āϏāĻāĻā§āϝāĻžāĻā§āϞāĻŋ āĻĨā§āĻā§ āĻĻā§āĻŦāĻāϝāĻŧāύ āĻĒāĻĻā§āϧāϤāĻŋāϤ⧠āĻāĻāĻāĻŋ āϏāĻāĻā§āϝāĻž āύā§āĻāϝāĻŧāĻž āĻšāϞāĨ¤ āϏāĻāĻā§āϝāĻžāĻāĻŋ āĻŽā§āϞāĻŋāĻ āϏāĻāĻā§āϝāĻž āĻšāĻāϝāĻŧāĻžāϰ āϏāĻŽā§āĻāĻžāĻŦāύāĻž āĻāϤ?
- \(\frac{2}{11}\)
- \(\frac{3}{11}\)
- \(\frac{1}{5}\)
- \(\frac{3}{10}\)
Ans. \(\frac{3}{11}\)
- \(\frac{\tan ^{-1} x}{1+x^{2}}\) āĻāϰ āĻāĻāĻāĻŋ āĻ
āύāĻŋāϰā§āĻĻāĻŋāώā§āĻ āϝāĻžā§āĻāĻ-
- \(\left(\tan ^{-1} x\right) \ln \left(1+x^{2}\right)\)
- \(\frac{1}{2}\left(\tan ^{-1} x\right)^{2}\)
- \(\left(\frac{1}{2} \tan ^{-1} x\right)^{2}\)
- \(\frac{1}{2} \tan ^{-1} x\)
Ans. \(\frac{1}{2}\left(\tan ^{-1} x\right)^{2}\)
- āĻĻāĻļāĻŽāĻŋāĻ āϏāĻāĻā§āϝāĻž 115 āĻā§ āĻĻā§āĻŦāĻŋāĻŽāĻŋāĻ āĻĒāĻĻā§āϧāϤāĻŋāϤ⧠āĻĒā§āϰāĻāĻžāĻļ āĻāϰāϞ⧠āĻšāϝāĻŧ-
- 1110011
- 1110111
- 1111011
- 1101111
Ans. 1110011
- \(1+\frac{3}{1 !}+\frac{5}{2 !}+\frac{7}{3 !}+\)—- āϧāĻžāϰāĻžāĻāĻŋāϰ āϝāĻžā§āĻāĻĢāϞ-
- e
- 2e
- 3e
- 4e
Ans. 3e
Biology
- āĻ
āϏā§āĻĨāĻŋāϰ āĻŦāĻžāĻāϰā§āϰ āĻāĻŦāϰāĻŖāĻā§ āĻāĻŋ āĻŦāϞā§?
- āĻĒā§āϰāĻŋāĻāĻžāϰā§āĻĄāĻŋāϝāĻŧāĻžāĻŽ
- āĻĒā§āϰāĻŋāĻāύā§āĻĄā§āϰāĻŋā§āĻžāĻŽ
- āĻĒā§āϰāĻŋāĻ āϏā§āĻāĻŋāϝāĻŧāĻžāĻŽ
- āĻĒā§āϰāĻŋāϏā§āĻā§āϰā§āĻŽāĻŋāϝāĻŧāĻžāĻŽ
Ans. āĻĒā§āϰāĻŋāĻ āϏā§āĻāĻŋāϝāĻŧāĻžāĻŽ
- āĻŦāĻžāĻāϞāĻžāĻĻā§āĻļ āĻā§āύ āĻĒā§āϰāĻžāĻŖāĻŋāĻā§āĻāĻžā§āϞāĻŋāĻ āĻāϞāĻžāĻāĻžāϰ āĻ
āύā§āϤāϰā§āĻāϤ?
- āύāĻŋāĻāϰā§āĻāĻāĻŋāĻ
- āĻāϰāĻŋāϝāĻŧā§āύā§āĻāĻžāϞ
- āύāĻŋāĻāĻā§āϰāĻĒāĻŋāĻā§āϝāĻžāϞ
- āĻĒā§āϞā§āĻŋāĻāϰā§āĻāĻāĻŋāĻ
Ans. āĻāϰāĻŋāϝāĻŧā§āύā§āĻāĻžāϞ
- DNA āĻ
āĻŖā§āϰ āϏāĻ āĻŋāĻ āĻŽāĻĄā§āϞ āϤā§āϰāĻŋ āĻāϰ⧠āĻāĻžāϰāĻž āύāĻžā§āĻŦā§āϞ āĻĒā§āϰāϏā§āĻāĻžāϰ āĻĒā§āϝāĻŧā§āĻāĻŋāϞā§āύ?
- āĻāϝāĻŧāĻžāĻāϏāύ, āĻā§āϰāĻŋāĻ āĻ āĻāĻāϞāĻāĻŋāύā§āϏ
- āĻāϝāĻŧāĻžāĻāϏāύ āĻ āĻā§āϰāĻŋāĻ
- āĻŦā§āϰāĻžāĻāύ āĻ āĻŽāĻŋāĻā§āϞ
- āĻŽāϰā§āĻāĻžāύ, āĻĄā§āĻāĻžāϰā§āĻĄāĻŋāύ āĻ āĻĒāĻžā§āϰā§āĻāĻžāϰ
Ans. āĻāϝāĻŧāĻžāĻāϏāύ, āĻā§āϰāĻŋāĻ āĻ āĻāĻāϞāĻāĻŋāύā§āϏ
- āĻāĻāϞā§āĻāϏ āĻ
āĻŦ āϞā§āϝāĻžāĻā§āĻāĻžāϰāĻšā§āϝāĻžāύā§āϏ āĻā§āĻĨāĻžāϝāĻŧ āĻĨāĻžāĻā§?
- āĻŦā§āĻā§āĻ
- āϝāĻā§ā§
- āĻĢā§āϏāĻĢā§āϏ
- āĻ āĻā§āύā§āϝāĻžāĻļāϝāĻŧ
Ans. āĻ āĻā§āύā§āϝāĻžāĻļāϝāĻŧ
- āϰāĻā§āϤ āĻāĻŽāĻžāĻā§āϰ āĻāύā§āϝ āĻā§āύ āĻāĻĒāĻžāĻĻāĻžāύāĻāĻŋāϰ āĻĒā§āϰāϝāĻŧāĻžā§āĻāύ āύā§āĻ?
- āĻĨā§āϰāĻŽā§āĻŦāĻžā§āĻĒā§āϞāĻžāϏā§āĻāĻŋāύ
- āĻĢāĻžāĻāĻŦā§āϰāĻŋāύāĻžā§āĻā§āύ
- āĻāύāϏā§āϞāĻŋāύ
- āĻĒā§āϰāĻžā§āĻŽā§āĻŦāĻŋāύ
Ans. āĻāύāϏā§āϞāĻŋāύ
- âāĻŽā§āĻŽāĻžāĻāĻŋ āĻĒāĻžāϞāύâ āĻā§ āĻāĻŋ āĻŦāϞāĻž āĻšāϝāĻŧ?
- āϏā§āϰāĻŋāĻāĻžāϞāĻāĻžāϰ
- āϞā§āϝāĻžāĻāĻāĻžāϞāĻāĻžāϰ
- āĻāĻĒāĻŋāĻāĻžāϞāĻāĻžāϰ
- āĻšāϰā§āĻāĻŋāĻāĻžāϞāĻāĻžāϰ
Ans. āĻāĻĒāĻŋāĻāĻžāϞāĻāĻžāϰ
- āϏāĻžāϰā§āĻŦāĻāύā§āύ āĻā§āϰāĻšā§āϤāĻžâ āϰāĻā§āϤāĻā§āϰā§āĻĒā§āϰ āĻāĻŋ āύāĻžāĻŽ?
- ā§Ļ
- B
- AB
- A
Ans. AB
- āĻĒā§āϰāĻžāĻŖāĻŋāĻā§āϞā§āϰ āϏāϰā§āĻŦāĻŦā§āĻšā§ āĻā§āώ āĻā§āύāĻāĻŋ?
- āϏā§āύāĻžāϝāĻŧā§āĻā§āώ
- āĻĒā§āĻļāĻŋ āĻā§āώ
- āĻāĻāĻĒāĻžāĻāĻŋāϰ āĻĄāĻŋāĻŽ
- āĻ āϏā§āĻĨāĻŋāĻā§āώ
Ans. āĻāĻāĻĒāĻžāĻāĻŋāϰ āĻĄāĻŋāĻŽ
- āĻā§āύ āĻĒā§āϰāĻžāĻŖā§āϤ⧠āĻĄāĻžāϝāĻŧāĻžāĻĢā§āϰāĻžāĻŽ āĻĨāĻžāĻā§?
- āĻŽāĻžāĻ
- āϏāϰā§āϏā§āĻĒ
- āĻĒāĻžāĻāĻŋ
- āϏā§āϤāύā§āϝāĻĒāĻžāϝāĻŧā§
Ans. āϏā§āϤāύā§āϝāĻĒāĻžāϝāĻŧā§
- āĻŽāĻžāύāĻŦāĻĻā§āĻšā§āϰ āĻāĻāĻāĻŋ āĻā§āώ⧠āĻ
āĻā§āϏāĻžā§āĻŽā§āϰ āϏāĻāĻā§āϝāĻž āĻāϤ?
- 22
- 44
- 46
- 48
Ans. 44
- āύāĻŋāĻā§ āĻāϞā§āϞā§āĻāĻŋāϤ āĻā§āύ āĻāĻĒāĻžāĻĻāĻžāύāĻāĻŋ āĻā§āώ āĻŦāĻŋāĻāĻžāĻāύā§āϰ āĻāĻĻā§āĻĻā§āĻĒāĻ?
- āĻŽāĻžāĻāĻā§āĻāύā§āĻĄā§āϰāĻŋāϝāĻŧāĻž
- āϏā§āύā§āĻā§āϰāĻŋāĻāϞ
- āĻāϞāĻāĻŋ āĻŦāĻĄāĻŋ
- āύāĻŋāĻāĻā§āϞāĻŋāϝāĻŧ āĻāĻŋāϞāĻŋ
Ans. āϏā§āύā§āĻā§āϰāĻŋāĻāϞ
- āĻŦāĻāĻļāĻāϤāĻŋāĻŦāĻŋāĻĻā§āϝāĻžāϰ āĻāύāĻ āĻā§?
- āĻĄāĻžāϰāĻāĻāύ
- āĻšā§āĻā§āϞ
- āĻŽā§āύā§āĻĄā§āϞ
- āĻšāϞā§āĻĄā§āύ
Ans. āĻŽā§āύā§āĻĄā§āϞ
- āĻŽāĻžāύā§āώā§āϰ āϏā§āĻŦāĻžāĻāĻžāĻŦāĻŋāĻ āϰāĻā§āϤāĻāĻžāĻĒ āĻāϤ (āϏāĻŋāϏā§āĻā§āϞ : āĻĄāĻžāϝāĻŧāĻžāϏā§āĻā§āϞ)?
- 120mm:80mm
- 110mm:60mm
- 170mm:95mm
- 140mm:90mm
Ans. 120mm:80mm
- āĻāĻŋāĻāĻĄāĻŧāĻŋāϰ āĻĒāϰā§āĻŦā§āϰ āύāĻžāĻŽ āĻāĻŋ?
- āϏāĻžāĻāĻā§āϞā§āϏā§āĻā§āĻŽāĻžāĻāĻž
- āĻ āϏā§āĻāĻŋāĻāĻĨāĻŋāϏ
- āĻāϰā§āĻĨā§āĻĒāĻžā§āĻĄāĻž
- āĻŽāϞāĻžāϏā§āĻāĻž
Ans. āĻāϰā§āĻĨā§āĻĒāĻžā§āĻĄāĻž
- āύāĻŋāĻā§ āĻāϞā§āϞāĻŋāĻāĻŋāϤ āĻā§āύ āĻĒā§āϰāĻžāĻŖā§āĻāĻŋ āĻā§āĻŦāϞ āĻāϰāĻŋāϝāĻŧā§āύā§āĻāĻžāϞ āϰāĻŋāĻāĻŋāϝāĻŧāύā§āĨ¤ āĻĒāĻžāĻāϝāĻŧāĻž āϝāĻžāϝāĻŧ?
- āĻĄāĻžā§āϰāĻž āĻŦāĻžāĻ
- āĻŦāύāĻŽāĻžā§āϰāĻ
- āĻšāĻžāϤāĻŋ
- āĻā§āĻŦā§āϰāĻž
Ans. āĻŦāύāĻŽāĻžā§āϰāĻ
- āĻĢāϏāĻĢā§āϰāĻžāĻāϞā§āĻļāύ āĻĒā§āϰāĻā§āϰāĻŋāϝāĻŧāĻž āĻāϝāĻŧ āĻĒā§āϰāĻāĻžāϰ?
- āĻāĻ
- āĻĻā§āĻ
- āϤāĻŋāύ
- āĻāĻžāϰ
Ans. āϤāĻŋāύ
- āĻŦā§āϝāĻžāĻāĻā§āϰāĻŋāĻāĻĢāĻžāϝ āĻāĻŋ?
- āĻāĻžāĻāϰāĻžāϏ āϧā§āĻŦāĻāϏāĻāĻžāϰ⧠āĻŦā§āϝāĻžāĻāĻā§āϰāĻŋāϝāĻŧāĻž
- āĻŽāĻžāύāĻŦāĻĻā§āĻšā§ āĻāĻ āϏāĻāĻā§āϰāĻžāĻŽāĻ āĻāĻžāĻāϰāĻžāϏ
- āĻŦā§āϝāĻžāĻāĻā§āϰāĻŋāϝāĻŧāĻž āϧā§āĻŦāĻāϏāĻāĻžāϰ⧠āĻāĻžāĻāϰāĻžāϏ
- āĻāĻ āϧāϰāύā§āϰ HIV
Ans. āĻŦā§āϝāĻžāĻāĻā§āϰāĻŋāϝāĻŧāĻž āϧā§āĻŦāĻāϏāĻāĻžāϰ⧠āĻāĻžāĻāϰāĻžāϏ
- āĻāĻāĻāĻŋ āĻāĻĻā§āĻāĻŋāĻĻ āĻā§āώāĻā§ āĻĒā§āϰāĻžā§āĻā§āϝāĻžāϰāĻŋāĻāĻ āĻŦāϞāĻž āĻšāϝāĻŧ āϝāĻāύ-
- āĻā§āώ⧠āĻŽāĻžāĻāĻā§āĻāύā§āĻĄā§āϰāĻŋāϝāĻŧāĻž āĻĨāĻžāĻā§ āύāĻž
- āϏā§āϏāĻāĻāĻ āĻŋāϤ āύāĻŋāĻāĻā§āϞāĻŋāϝāĻŧāĻžāϏ āĻ āύā§āĻĒāϏā§āĻĨāĻŋāϤ āĻĨāĻžāĻā§
- āĻā§āώ⧠DNA āĻĨāĻžāĻā§ āύāĻž
- āĻā§āώ āĻĒā§āϰāĻžā§āĻāĻŋāύ āĻ DNA āĻĻā§āĻŦāĻžāϰāĻž āĻāĻ āĻŋāϤ
Ans. āϏā§āϏāĻāĻāĻ āĻŋāϤ āύāĻŋāĻāĻā§āϞāĻŋāϝāĻŧāĻžāϏ āĻ āύā§āĻĒāϏā§āĻĨāĻŋāϤ āĻĨāĻžāĻā§
- āϏā§āĻŦāϤāύā§āϤā§āϰ āϏā§āĻŦāĻāĻžā§āĻā§ āĻāύā§āĻā§āϰāĻŽ āĻĻā§āĻāĻž āϝāĻžāϝāĻŧ āĻā§āύ āĻāĻĻā§āĻāĻŋāĻĻā§?
- Pteris
- Riccia
- Spirogyra
- Sargassum
Ans. Pteris
- āϏāĻžāϞāĻžā§āĻāϏāĻāĻļā§āϞā§āώāĻŖā§ āĻāĻĻā§āĻā§āϤ āĻ
āĻā§āϏāĻŋāĻā§āύ āĻāϰ āĻā§āϏ āĻā§āύāĻāĻŋ?
- \(\mathrm{CO}_{2}\)
- \(\mathrm{H}_{2} \mathrm{O}\)
- āϏā§āĻā§āϰā§āĻŽāĻž
- āĻā§āϰāĻžāύāĻž
Ans. \(\mathrm{H}_{2} \mathrm{O}\)
- NADP āĻāĻŋ?
- āĻāύāĻāĻžāĻāĻŽ
- āĻā§-āĻāύāĻāĻžāĻāĻŽ
- āĻāĻŋāĻāĻžāĻŽāĻŋāύ
- āĻĢāĻžāĻāĻā§āĻšāϰāĻŽāĻžā§āύ
Ans. āĻā§-āĻāύāĻāĻžāĻāĻŽ
- āĻšā§āϝāĻžāĻ āĻ āϏā§āϝāĻžāĻ āĻāĻā§āϰ⧠\(\mathrm{C}_{4}\) āĻāĻĻā§āĻāĻŋāĻĻā§ āĻĒā§āϰāĻĨāĻŽ āϏā§āĻĨāĻžāϝāĻŧā§ āĻĒāĻĻāĻžāϰā§āĻĨ āĻāĻŋ?
- āĻŽā§āϝāĻžāϞāĻŋāĻ āĻ ā§āϝāĻžāϏāĻŋāĻĄ
- āĻĒāĻžāĻāϰā§āĻāĻŋāĻ āĻ ā§āϝāĻžāϏāĻŋāĻĄ
- āĻĢāϏāĻĢā§āĻā§āϞāĻŋāϏāĻžāϰāĻŋāĻ āĻ ā§āϝāĻžāϏāĻŋāĻĄ
- āĻ āĻā§āϏāĻžāϞāĻžā§ āĻ ā§āϝāĻžāϏāĻŋāĻāĻŋāĻ āĻ ā§āϝāĻžāϏāĻŋāĻĄ
Ans. āĻ āĻā§āϏāĻžāϞāĻžā§ āĻ ā§āϝāĻžāϏāĻŋāĻāĻŋāĻ āĻ ā§āϝāĻžāϏāĻŋāĻĄ
- āĻĒā§āϰāĻžā§āĻāĻŋāύ āϏāĻāĻļā§āϞā§āώāĻŖāĻāĻžāϰ⧠āĻā§āώā§āĻĻā§āϰāĻžāĻā§āĻā§āϰ āύāĻžāĻŽ āĻāĻŋ?
- āϞāĻžāĻāϏāĻžā§āϏāĻžā§āĻŽ
- āĻŽāĻžāĻāĻā§āϰā§āϏāĻžā§āĻŽ
- āϰāĻžāĻāĻŦāĻžā§āϏāĻžā§āĻŽ
- āϏā§āύā§āĻā§āϰā§āϏāĻžā§āĻŽ
Ans. āϰāĻžāĻāĻŦāĻžā§āϏāĻžā§āĻŽ
- āĻāĻā§āĻ āϰāĻā§āϤāĻāĻžāĻĒ āύāĻŋāϝāĻŧāύā§āϤā§āϰāĻŖā§ āĻŦā§āϝāĻŦāĻšāĻžāϰ āĻšāϝāĻŧ āĻā§āύ āĻāĻĻā§āĻāĻŋāĻĻ?
- āĻĒā§āύāϰā§āĻŖāĻāĻž
- āϏāϰā§āĻĒāĻāύā§āϧāĻž
- āύāϝāĻŧāύāϤāĻžāϰāĻž
- āĻāĻžāϞāĻŽā§āĻ
Ans. āϏāϰā§āĻĒāĻāύā§āϧāĻž
- āĻāĻžāĻāϰāĻžāϏ āϝāĻž āĻĻā§āĻŦāĻžāϰāĻž āĻāĻ āĻŋāϤ-
- āĻĒā§āϰāĻžā§āĻāĻŋāύ āĻ āĻāϰā§āĻŦāĻŋ
- āĻĒā§āϰāĻžā§āĻāĻŋāύ āĻ āĻāĻŋāĻāĻžāĻŽāĻŋāύ
- āĻĒā§āϰāĻžā§āĻāĻŋāύ āĻ āύāĻŋāĻāĻā§āϞāĻŋāĻ āĻ ā§āϝāĻžāϏāĻŋāĻĄ
- āĻāϰā§āĻŦāĻŋ āĻ āύāĻŋāĻāĻā§āϞāĻŋāĻ āĻ ā§āϝāĻžāϏāĻŋāĻĄ
Ans. āĻĒā§āϰāĻžā§āĻāĻŋāύ āĻ āύāĻŋāĻāĻā§āϞāĻŋāĻ āĻ ā§āϝāĻžāϏāĻŋāĻĄ
- āĻŽāĻžāϝāĻŧāĻžā§āϏāĻŋāϏ āĻĒā§āϰāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āĻā§āύ āĻĒāϰā§āϝāĻžāϝāĻŧā§ āĻā§āϰā§āĻŽāĻžā§āϏāĻžā§āĻŽ āϏāĻāĻā§āϝāĻž āĻ
āϰā§āϧā§āĻ āĻšāϝāĻŧ?
- āĻŽā§āĻāĻžāĻĢā§āĻ-ā§§
- āĻ ā§āϝāĻžāύāĻžāĻĢā§āĻ-ā§§
- āĻ ā§āϝāĻžāύāĻžāĻĢā§āĻ-⧍
- āĻāĻŋāϞāĻžā§āĻĢā§āĻ-⧍
Ans. āĻ ā§āϝāĻžāύāĻžāĻĢā§āĻ-ā§§
- āĻĒāĻžāϤāĻžāϝāĻŧ āϤā§āϰāĻŋ āĻāĻžāĻĻā§āϝ āϝāĻžāϰ āĻŽāĻžāϧā§āϝāĻŽā§ āĻāĻžāĻā§āϰ āϏāĻŦ āĻ
āĻāĻļā§ āϝāĻžāϝāĻŧ-
- āĻā§āϞā§āϰā§āύāĻāĻžāĻāĻŽāĻž
- āĻĢā§āϞā§āϝāĻŧā§āĻŽ
- āĻāĻžāĻāϞā§āĻŽ
- āĻā§āϞā§āύāĻāĻžāĻāĻŽāĻž
Ans. āĻĢā§āϞā§āϝāĻŧā§āĻŽ
- āĻāĻžāϤāĻŋāĻāύāĻŋ āĻļā§āϰā§āĻŖāĻŋāĻŦāĻŋāύā§āϝāĻžāϏā§āϰ āĻĒā§āϰāĻŦāϰā§āϤāĻ āĻā§?
- āĻŦā§āύā§āĻĨāĻžāĻŽ āĻ āĻšā§āĻāĻžāϰ
- āĻā§āϝāĻžāϰāĻžā§āϞāĻžāϏ āϞāĻŋāύāĻŋāϝāĻŧāĻžāϏ
- āĻĨāĻŋāĻāĻĢā§āϰāĻžāϏā§āĻāĻžāϏ
- āĻāĻā§āĻāϞāĻžāϰ āĻ āĻĒā§āϰāĻžāύā§āĻāϞ
Ans. āĻāĻā§āĻāϞāĻžāϰ āĻ āĻĒā§āϰāĻžāύā§āĻāϞ
- āĻāĻā§āύ āϏā§āϤāϰ āϧā§āĻŦāĻāϏā§āϰ āĻāύā§āϝ āĻĻāĻžāϝāĻŧā§ āĻĒā§āϰāϧāĻžāύ āĻāĻĒāĻžāĻĻāĻžāύ āĻšāĻā§āĻā§-(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- \(\mathrm{CO}_{2}\)
- \(\mathrm{CO}\)
- \(\mathrm{CFC}\)
- \(\mathrm{NO}_{2}\)
Ans. \(\mathrm{CFC}\)
- āύāĻŋāĻā§āϰ āĻā§āύ āĻĒā§āϰāĻāĻžāϤāĻŋ Cruciferae āĻāĻžā§āϤā§āϰā§āϰ āĻ
āύā§āϤāϰā§āĻā§āĻā§āϤ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- Shorea robusta
- Brassica napus
- Lablab niger
- Brassica napus
Ans. Brassica napus
āĻŦāĻžāĻāϞāĻž
-
‘āĻ āĻžāύā§āĻĄāĻž’ āĻļāĻŦā§āĻĻāĻāĻŋ āĻā§āύ āĻāĻžāώāĻž āĻĨā§āĻā§ āĻŦāĻžāĻāϞāĻž āĻāĻžāώāĻžāϝāĻŧ āĻāϏā§āĻā§?
- āĻšāĻŋāύā§āĻĻāĻŋ
- āĻāϰā§āĻĻā§
- āĻĢāĻžāϰāϏāĻŋ
- āϏāĻāϏā§āĻā§āϤ
Ans. āĻšāĻŋāύā§āĻĻāĻŋ
- āĻā§āύ āϰāĻāύāĻžāĻāĻŋ āĻāĻžāĻā§ āύāĻāϰā§āϞ āĻāϏāϞāĻžāĻŽā§āϰ āύāϝāĻŧ?
- āϝā§āĻŦāύā§āϰ āĻāĻžāύ
- āĻā§āĻŦāύ āĻŦāύā§āĻĻāύāĻž
- āĻĒā§āĻāĻĨāĻŋāϰ āĻĒā§āϰāϤāĻžāĻĒ
- āĻ āĻā§āύāĻŋ-āĻŦā§āĻŖāĻž
Ans. āĻĒā§āĻāĻĨāĻŋāϰ āĻĒā§āϰāϤāĻžāĻĒ
- āĻā§āύ āĻ
āĻĒāĻā§āϰāĻāĻļ āĻĨā§āĻā§ āĻŦāĻžāĻāϞāĻž āĻāĻžāώāĻžāϰ āĻāĻĻā§āĻāĻŦ āĻšāϝāĻŧā§āĻā§ āĻŦāϞ⧠āĻĄ. āĻŽā§āĻšāĻŽā§āĻŽāĻĻ āĻļāĻšā§āĻĻā§āϞā§āϞāĻžāĻš āĻŽāύ⧠āĻāϰā§āύ?
- āĻā§āĻĄāĻŧ āĻ āĻĒāĻā§āϰāĻāĻļ
- āĻļā§āϰāĻļā§āύ⧠āĻ āĻĒāĻā§āϰāĻāĻļ
- āĻŽāĻžāĻāϧ⧠āĻ āĻĒāĻā§āϰāĻāĻļ
- āĻŽāĻšāĻžāϰāĻžāώā§āĻā§āϰ⧠āĻ āĻĒāĻā§āϰāĻāĻļ
Ans. āĻā§āĻĄāĻŧ āĻ āĻĒāĻā§āϰāĻāĻļ
- âāĻāĻšāĻŋāĻâ āĻāϰ āĻŦāĻŋāĻĒāϰā§āϤāĻžāϰā§āĻĨāĻ āĻļāĻŦā§āĻĻāĻāĻŋ āĻāĻŋāĻšā§āύāĻŋāϤ āĻāϰ-
- āϞā§āĻāĻŋāĻ
- āĻāĻšāϞā§āĻāĻŋāĻ
- āĻĒāĻžāϰāϤā§āϰāĻŋāĻ
- āĻĒāĻžāϰā§āĻĨāĻŋāĻ
Ans. āĻĒāĻžāϰāϤā§āϰāĻŋāĻ
- āĻā§āύ āĻŦāĻžāύāĻžāύāĻāĻŋ āĻļā§āĻĻā§āϧ?
- āĻāύā§āĻĄā§āϏ
- āĻāĻŖā§āĻĄā§āώ
- āĻāύā§āĻĄā§āώ
- āĻāĻŽā§āĻŦā§āĻļ
Ans. āĻāĻŖā§āĻĄā§āώ
- âāĻāĻžāĻĻāĻŋāϰâ āĻļāĻŦā§āĻĻā§āϰ āĻ
āϰā§āĻĨ āĻā§?
- āĻāϝāĻŧā§āϰ
- āĻāĻŽāϞāĻāĻŋ
- āĻāϰā§āĻĻāĻžāĻĒāĻžāϤāĻž
- āĻāĻžāĻĻāĻŋ āĻāĻžāĻĒāĻĄāĻŧ
Ans. āĻāϝāĻŧā§āϰ
- âāĻā§āĻāĻžāύ’ āĻļāĻŦā§āĻĻā§āϰ āϝā§āĻā§āϤāĻŦāϰā§āĻŖāĻāĻŋ āĻā§āύ āĻā§āύ āĻŦāϰā§āĻŖā§āϰ āĻŽāĻŋāϞāύ⧠āĻāĻ āĻŋāϤ āĻšāϝāĻŧā§āĻā§?
- āĻ + āĻ
- āĻ + āĻ
- āĻā§ + āĻ
- āĻ + āĻ
Ans. āĻā§ + āĻ
- āĻĒāĻžāĻŖāĻŋāύāĻŋ āĻāĻŋāϞā§āύ-
- āĻŽāĻšāĻžāĻāĻŦāĻŋ
- āύāĻžāĻā§āϝāĻāĻžāϰ
- āĻāϞāĻāĻāĻžāϰāĻŋāĻ
- āĻŦā§āϝāĻŧāĻžāĻāϰāĻŖ
Ans. āĻŦā§āϝāĻŧāĻžāĻāϰāĻŖ
- āĻŦā§āĻāĻŽ āϰāĻžā§āĻā§āϝāĻŧāĻžāϰ āĻŽāĻžāϰāĻž āϝāĻžāĻāϝāĻŧāĻžāϰ āϏāĻžāϞ āĻā§āύāĻāĻŋ?
- ⧧⧝⧍ā§
- ā§§ā§¯ā§Šā§Ļ
- ā§§ā§¯ā§Šā§¨
- ā§§ā§¯ā§Šā§Ē
Ans. ā§§ā§¯ā§Šā§¨
- āϝāĻžā§āĻāϰā§āĻĸāĻŧ āĻļāĻŦā§āĻĻāĻāĻŋ āύāĻŋāϰā§āĻĻā§āĻļ āĻāϰ-
- āϏāύā§āĻĻā§āĻļ
- āĻĒā§āϰāĻŦā§āĻŖ
- āĻāĻžāϝāĻŧāĻ
- āĻĒāĻā§āĻāĻ
Ans. āĻĒāĻā§āĻāĻ
- ‘āĻĒā§āϰāĻā§āώā§āĻ’ āĻļāĻŦā§āĻĻā§āϰ āϝāĻĨāĻžāϝāĻĨ āĻāĻā§āĻāĻžāϰāĻŖ-
- āĻĒā§āϰāĻā§āώā§āĻ
- āĻĒā§āϰāĻā§āώāĻā§
- āĻĒā§āϰāĻžā§āĻā§āĻ
- āĻĒā§āϰāĻžā§āĻā§āĻļāĻā§
Ans. āĻĒā§āϰāĻžā§āĻā§āĻļāĻā§
- ‘āĻāĻžāĻāĻŋ’ āĻā§āύ āĻāĻžāώāĻž āĻĨā§āĻā§ āĻŦāĻžāĻāϞāĻž āĻāĻžāώāĻžāϝāĻŧ āĻāϏā§āĻā§?
- āϤā§āϰā§āĻāĻŋ
- āĻĢāĻžāϰāϏāĻŋ
- āĻĒāϰā§āϤā§āĻāĻŋāĻ
- āĻŦāĻžāĻāϞāĻž
Ans. āϤā§āϰā§āĻāĻŋ
- âāĻĒā§āϰāĻžāϏāĻā§āĻāĻŋāĻâ āĻļāĻŦā§āĻĻāĻāĻŋ āĻā§āύ āĻĒāĻĻ?
- āĻŦāĻŋāĻļā§āώā§āϝ
- āĻŦāĻŋāĻļā§āώāĻŖ
- āĻ āĻŦā§āϝāϝāĻŧ
- āĻŦāĻŋāĻļā§āώā§āϝā§āϰ āĻŦāĻŋāĻļā§āώāĻŖ
Ans. āĻŦāĻŋāĻļā§āώāĻŖ
- ‘āĻĒā§āϰāϏāύā§āύ’ āĻļāĻŦā§āĻĻ āĻā§āĻāĻžāĻŦā§ āĻāĻ āĻŋāϤ?
- āĻāĻĒāϏāϰā§āĻ āϏāĻšāϝāĻžāĻā§
- āĻ āύā§āϏāϰā§āĻ āϏāĻšāϝāĻžāĻā§
- āϏāύā§āϧāĻŋāϰ āĻĻā§āĻŦāĻžāϰāĻž
- āϏāĻŽāĻžāϏā§āϰ āϏāĻžāĻšāĻžāϝā§āϝā§
Ans. āĻāĻĒāϏāϰā§āĻ āϏāĻšāϝāĻžāĻā§
- ‘āĻāĻžāϞāĻŋāĻāĻž’ āĻļāĻŦā§āĻĻā§āϰ āĻāĻāĻŋāϧāĻžāύāĻŋāĻ āĻ
āϰā§āĻĨ: –
- āϏāĻžāĻŽāĻŋāϝāĻŧāĻžāύāĻž
- āĻļāϤāϰāĻā§āĻāĻŋ
- āĻāĻžāϰā§āĻĒā§āĻ
- āĻāĻŽā§āĻŦāϞ
Ans. āĻāĻžāϰā§āĻĒā§āĻ
- âAmplitudeâ āĻļāĻŦā§āĻĻā§āϰ āĻŦāĻžāĻāϞāĻžāϝāĻŧ āĻĒāϰāĻŋāĻāĻžāώāĻž āĻā§āύāĻāĻŋ?
- āĻŦāĻŋāϏā§āϤā§āϤ
- āĻŦāĻŋāϏā§āϤāĻžāϰ
- āĻĒā§āϰāϏāĻžāϰāĻŋāϤ
- āĻŦāϰā§āϧāĻŋāϤ
Ans. āĻŦāĻŋāϏā§āϤāĻžāϰ
- âāĻŦāĻžāϞāĻŋāϰ āĻŦāĻžāĻāϧâ āĻŦāĻžāĻāϧāĻžāϰāĻžāϰ āĻĒā§āϰāĻā§āϤ āĻ
āϰā§āĻĨ āĻā§āύāĻāĻŋ?
- āĻŦāĻžāϞāĻŋ āĻĻā§āĻŦāĻžāϰāĻž āύāĻŋāϰā§āĻŽāĻŋāϤ āĻŦāĻžāĻāϧ
- āĻā§āώāĻŖāϏā§āĻĨāĻžāϝāĻŧā§ āĻŦāϏā§āϤā§
- āĻā§āϞāύāĻž
- āĻĒā§āϰāϤāĻŋāĻŦāύā§āϧāĻ
Ans. āĻā§āώāĻŖāϏā§āĻĨāĻžāϝāĻŧā§ āĻŦāϏā§āϤā§
- âāĻĒā§āώā§āĻĒāĻžāĻā§āĻāϞāĻŋâ āĻļāĻŦā§āĻĻāĻāĻŋ āĻāĻŋāĻāĻžāĻŦā§ āĻāĻ āĻŋāϤ?
- āĻĒā§āϰāϤā§āϝāϝāĻŧāϝāĻžāĻā§
- āϏāύā§āϧāĻŋāϝāĻžāĻā§
- āĻāĻĒāϏāϰā§āĻāϝāĻžāĻā§
- āϏāĻŽāĻžāϏāϝāĻžāĻā§
Ans. āϏāĻŽāĻžāϏāϝāĻžāĻā§
- āϤā§āĻŽāĻŋ āĻāĻŋāύā§āϤ⧠āύāĻž āĻŦāϞ āύāĻžāĨ¤ āĻŦāĻžāĻā§āϝ⧠āĻāĻŋāύā§āϤ⧠āĻāϰ āĻŦā§āϝāĻŦāĻšāĻžāϰ
- āύāĻŋāĻļā§āĻāϝāĻŧāϤāĻžāϏā§āĻāĻ
- āϏāĻāĻļāϝāĻŧāϏā§āĻāĻ
- āĻ āϞāĻāĻāĻžāϰāĻŦāĻžāĻāĻ
- āĻĒāĻĻāĻĒā§āϰāĻŖāĻŦāĻžāĻāĻ
Ans. āĻ āϞāĻāĻāĻžāϰāĻŦāĻžāĻāĻ
- âāĻŦāĻŋāϞāĻžāϏā§â āĻāϞā§āĻĒā§ āϏāĻžāĻĒ āϧāϰāĻžāϰ āĻŦāĻžāϝāĻŧāύāĻž āĻāϞ⧠āĻŦāĻŋāϞāĻžāϏ⧠āĻā§ āĻāϰāϤā§āύ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻā§āĻļāĻŋ āĻšāϤā§āύ
- āĻā§āϏāĻžāĻšāĻŋāϤ āĻšāϤā§āύ
- āĻŦāĻžāϧāĻž āĻĻāĻŋāϤā§āύ
- āĻĒāĻŋāϤāĻžāĻā§ āĻĄā§āĻā§ āĻāύāϤā§āύ
Ans. āĻŦāĻžāϧāĻž āĻĻāĻŋāϤā§āύ
- âāĻāĻā§āĻļā§āϰ āĻāϞā§āĻĒâ āĻāĻžā§āĻāĻāϞā§āĻĒā§ āĻŦā§āϝāĻŦāĻšā§āϤ âskullâ āĻļāĻŦā§āĻĻā§āϰ āĻ
āϰā§āĻĨ āĻā§?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻ āĻā§āĻ āĻŦā§āϝāĻŦāĻā§āĻā§āĻĻ āĻŦāĻŋāĻĻā§āϝāĻž
- āĻāĻāĻāĻžāϞ
- āĻŽāĻžāĻĨāĻžāϰ āĻā§āϞāĻŋ
- āĻŽāĻāĻ
Ans. āĻŽāĻžāĻĨāĻžāϰ āĻā§āϞāĻŋ
- āĻāĻžāĻāĻ āϤāĻžā§ āĻĻā§āϰā§āĻ āĻāύāϤ⧠āĻĒāĻžāϰā§āĨ¤ āĻŦāĻŋāϞāĻžāϏ⧠āĻāϞā§āĻĒā§ āĻ āĻāĻā§āϤāĻŋ āĻāĻžāϰ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻŦāĻŋāϞāĻžāϏā§āϰ
- āĻŽā§āϤā§āϝā§āĻā§āĻāϝāĻŧā§āϰ
- āĻā§āĻĄāĻŧāĻžāϰ
- āĻŽā§āϤā§āϝā§āĻā§āĻāϝāĻŧā§āϰ āĻŦāύā§āϧā§āϰ
Ans. āĻŽā§āϤā§āϝā§āĻā§āĻāϝāĻŧā§āϰ
- āϏā§āĻŦāĻā§āĻ āύā§āϞāĻžāĻ āĻŽāĻŖāĻŋāϰ āĻŽāϤāĻžā§ āĻāĻžāϰ āĻā§āĻ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻāĻĒāĻŋāϞāĻžāϰ
- āĻŽāĻžāϞāĻžāϰ
- āĻŽāĻžāĻā§āϰ
- āĻāϞāĻŋāĻļ āĻŽāĻžāĻā§āϰ
Ans. āĻāϞāĻŋāĻļ āĻŽāĻžāĻā§āϰ
- āĻāĻžāϏā§āĻāϰ āϰāĻžā§-āϰ āĻāϞā§āϞā§āĻ āĻā§āύ āĻĒā§āϰāĻŦāύā§āϧ⧠āĻāĻā§?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻāĻžāώāĻžāϰ āĻāĻĨāĻž
- āϏāĻžāĻšāĻŋāϤā§āϝ⧠āĻā§āϞāĻž
- āĻŦāĻ āĻĒāĻĄāĻŧāĻž
- āϝā§āĻŦāύā§āϰ āĻāĻžāύ
Ans. āϏāĻžāĻšāĻŋāϤā§āϝ⧠āĻā§āϞāĻž
- āĻāϞā§āĻāĻžāϰ āĻŽāϤ āĻā§āϰāĻŋāĻā§ āϧāϰāĻŖā§ āĻļā§āύā§āϝ⧠āĻ
āĻŽāĻŋāϤ āĻŦā§āĻā§! āĻ āĻĒāĻāĻā§āϤāĻŋ āĻā§āύ āĻāĻŦāĻŋāϤāĻžāϰ āĻ
āύā§āϤāϰā§āĻāϤ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻŦāĻā§āĻāĻāĻžāώāĻž
- āĻā§āĻŦāύ-āĻŦāύā§āĻĻāύāĻž
- āĻŦāĻžāĻāϞāĻžāĻĻā§āĻļ
- āϤāĻžāĻšāĻžāϰā§āĻ āĻĒāĻĄāĻŧā§ āĻŽāύā§
Ans. āĻā§āĻŦāύ-āĻŦāύā§āĻĻāύāĻž
- āϏāĻžāĻšāĻŋāϤā§āϝ āĻā§āϞā§āϰ āĻšāĻžāϤā§āϰ āĻā§āϞāύāĻžāĻ āύāϝāĻŧ āĻā§āϰā§āϰ āĻšāĻžāϤā§āϰ āĻŦā§āϤāĻ āύāϝāĻŧāĨ¤ āĻ āĻ
āĻāĻļāĻāĻŋ āĻā§āύ āϰāĻāύāĻžāϰ āĻ
āύā§āϤāϰā§āĻāϤ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻ āϰā§āϧāĻžāĻā§āĻā§
- āϝā§āĻŦāύā§āϰ āĻāĻžāύ
- āĻāĻžāώāĻžāϰ āĻāĻĨāĻž
- āϏāĻžāĻšāĻŋāϤā§āϝ⧠āĻā§āϞāĻž
Ans. āϏāĻžāĻšāĻŋāϤā§āϝ⧠āĻā§āϞāĻž
- āϝāĻž āĻāϰāĻŽ āϏāϰā§āĻĻāĻŋāĻāϰā§āĻŽāĻŋ āĻšāϝāĻŧā§ āĻŽāϰāĻŦāĻžā§, āĻāϞāĻžā§ āĻŦāĻžāĻĄāĻŧāĻŋ āϝāĻžāĻāĨ¤’ āĻ āĻāĻā§āϤāĻŋāĻāĻŋ āĻā§ āĻāϰā§āĻāĻŋāϞ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āύāĻžāϏāĻŋāϰ
- āĻāĻāĻĻā§āĻļ
- āϏā§āĻĻāĻžāĻŽāĻŋāύā§
- āĻŦā§āϰāĻžāĻĻāĻžāϰ āĻāύ
Ans. āύāĻžāϏāĻŋāϰ
- āϤāĻžā§āĻŽāĻžāϰ āĻāĻŽāĻžāϰ āĻāϰ āύāĻžāĻ, āϤāĻžāϰ āĻāĻŦāĻžāϰ āĻŽāĻžāύā§āώāĨ¤ āϤāĻŋāϤāĻžāϏ āĻāĻāĻāĻŋ āύāĻĻā§āϰ āύāĻžāĻŽ’ āĻāĻĒāύā§āϝāĻžāϏ⧠āĻāĻā§āϤāĻŋāĻāĻŋ āĻāĻžāϰ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻŦāύā§āĻĻā§ āĻāϞā§
- āĻāϰāĻŽāĻžāϞā§
- āĻāĻŋāĻļāĻžā§āϰ
- āϤāĻŋāϞāĻ
Ans. āĻāϰāĻŽāĻžāϞā§
- âāĻšā§āĻŽāύā§āϤā§â āĻāϞā§āĻĒā§ āĻāϞā§āϞā§āĻāĻā§āϤ āĻŽāĻžāϰā§āĻāĻŋāύāύāĻž āĻā§?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻāĻāĻāύ āĻĢāϰāĻžāϏāĻŋ āĻĻāĻžāϰā§āĻļāύāĻŋāĻ
- āĻāĻžāϰā§āĻŽāĻžāύ āϰāĻžāĻāύā§āϤāĻŋāĻŦāĻŋāĻĻ
- āĻāĻāϰā§āĻ āĻāĻŦāĻŋ
- āĻāĻāϰā§āĻ āϞā§āĻāĻ
Ans. āĻāĻāϰā§āĻ āϞā§āĻāĻ
- âāĻšā§āĻŽāύā§āϤā§â āĻāϞā§āĻĒā§āϰ āĻŽā§āϞāϏā§āϰ āĻā§?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻŦāĻžāϞā§āϝ āĻŦāĻŋāĻŦāĻžāĻšā§āϰ āĻā§āĻĢāϞ
- āϝā§āϤā§āĻ āĻĒā§āϰāĻĨāĻžāϰ āĻā§āĻĢāϞ
- āϝā§āĻĨ āĻĒāϰāĻŋāĻŦāĻžāϰā§āϰ āϏāĻāĻāĻ
- āύāĻāϰāĻā§āĻŦāύā§āϰāϏāĻāĻāĻ
Ans. āϝā§āϤā§āĻ āĻĒā§āϰāĻĨāĻžāϰ āĻā§āĻĢāϞ
English
.
Read the passage and answer the Q. (01-05)
Learning a second language extends one’s vision and expands the mind. Looking at he would oneself through of one’s perception and adds new dimensions to familiar objects or events. A second language teaches us different ways of labelling and organizing our experiences. The history and literature of a second language record the real and fictional lives of a people and their culture ; a knowledge of them adds to our
ability to understand and feel as they feel.
-
An antonym for ‘familiar’ is â
- similar
- strange
- formal
- unfriendly
Ans. strange
- The word ‘fictional’ is –
- noun
- verb
- adverb
- adjective
Ans. adjective
- A synonym for ‘expands’ is â
- broadens
- uses
- relaxes
- reveals
Ans. broadens
- Which sentence is true?
- The writer recommends learning a second language
- The writer not think a second language can be learnt
- The writer thinks a second language helps us organize fictional lives of a people
- The writer thinks learning a second language is superior to learning one’s first language
Ans. The writer recommends learning a second language
- Complete the following sentence : The writer suggests that-
- a second language can help us to label products for other people
- a second language can help us to read the literature of other people
- a second language can help us to read the literature of other people
- a second language can help us to learn about other people
Ans. a second language can help us to learn about other people
-
- assist/abet
- hate/abhor
- native/immigrant
- sharp/acute
Ans. native/immigrant
- choose the pair that is out of place:
- relinquish/abandon
- humiliate/disgrace
- degrade/disturb
- reject/cancel
Ans. degrade/disturb
- choose the pair that is out of place:
- consent/agree
- retard/hasten
- unclear/obscure
- remote/distant
Ans. retard/hasten
-
Don’t _____ mountains of mole hills.
- made
- make
- having make
- making
Ans. make
- Do you _____ the bell ringing?
- hear
- can hear
- hearing
- heard
Ans. hear
- Monir _____ Yashmin because she is kind to him.
- has liked
- likes
- liking
- had liked
Ans. likes
- The rain paused and the birds _____ to sing.
- begin
- are beginning
- have begun
- began
Ans. began
- They arrange to meet _____ seven.
- in
- on
- out
- at
Ans. at
- We walked _____ the end of the road.
- to
- in
- on
- at
Ans. at
- He was always pulling my legs.
- He was always physically aggressive
- He was always trying to stretch me
- He was always trying to make fun of me
- He was trying to make me stand up.
Ans. He was always trying to make fun of me
- Have you taken leave of your senses?
- Have you decide to act sensibly?
- Have you decide to be sensitive?
- Have you become mad?
- Have you become carefree?
Ans. Have you become mad?
- I do not believe in an eye for an eye.
- I do not believe in exchanging glances
- I do not believe what see
- I do not believe in equal exchange
- I do not believe in punishment equal
Ans. I do not believe in punishment equal
- Working long hours is part and parcel of being a journalist.
- Journalists regularly work long hours
- Journalists regularly keep an eye on the clock
- Journalists divide their work carefully.
- Journalists work diligently forever.
Ans. Journalists regularly work long hours
- Bangladesh is overpopulated . Here the underlined word means-
- too many people
- people wider trees and on the train roofs
- more people in cities
- overcrowded trains and buses
Ans. overcrowded trains and buses
- In 2020, the population of Bangladesh projected to be 210 million.
- undated
- estimated
- devoted
- crowded
Ans. estimated
- I ____ a crime-thriller now.
- read
- was reading
- had read
- am reading
Ans. am reading
- Many people were returning home with their shopping in bags and baskets. Here the underlined word refers to
- going shopping
- buying things
- things bought
- shopping centers
Ans. things bought
- The population density of Bangladesh refers to_____
- The number of people living in the country
- many people living with little space between them
- how thickly or thinly the country is populated
- the birth rate of Bangladesh is projected
Ans. how thickly or thinly the country is populated
- This book _____ to my uncle.
- belonging
- belongs
- was belonging
- is belonging
Ans. belongs
- I _____ television everyday.
- watches
- am watching
- watch
- am watch
Ans. watch
- Layla _____ to school everyday.
- is not going
- is not go
- not going
- not to go
Ans. is not going
- Which word has been spelled correctly?
- niece
- neece
- neice
- nece
Ans. niece
- Which sentence is correct?
- We’ll never see them again
- Never we’ll see them again
- We’ll see them again never
- We’ll see never them again
Ans. We’ll never see them again
- The correct plural of ‘advice’ is _____
- advice
- many advices
- no plural
- much
Ans. no plural
- Complete the sentence with the most appropriate word/ phrase: I _____ at six o’clock.
- get
- get up
- getting
- to get up
Ans. get up
choose the pair that is out of place:Q.6-08
Choose the appropriate verb form: Q. 09-12
Choose the most appropriate : questions 13-14
What do these idioms mean? Q 15-18