DU A Unit Admission Question Solution 2004-2005
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
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āύāĻŋāĻŽā§āύā§āϰ āĻāĻŋāϤā§āϰ⧠\(\overrightarrow{\mathrm{p}}, \overrightarrow{\mathrm{q}}\) āĻāĻŦāĻ \(\overrightarrow{\mathbf{r}}\) āĻāĻ āϤāĻŋāύāĻāĻŋ āĻā§āĻā§āĻāϰ āϰāĻžāĻļāĻŋāĻā§ | āĻĻā§āĻāĻžāύāĻžā§ āĻšāϝāĻŧā§āĻā§āĨ¤ āĻāĻŋāϤā§āϰ āĻĨā§āĻā§ āύāĻŋāϰā§āĻŖāϝāĻŧ āĻāϰāĻž āϝāĻžāϝāĻŧ āϝā§
- \(\overrightarrow{\mathrm{p}}-\overrightarrow{\mathrm{q}}-\overrightarrow{\mathrm{r}}=0\)
- \(\overrightarrow{\mathrm{p}}+\overrightarrow{\mathrm{q}}-\overrightarrow{\mathrm{r}}=0\)
- \(\overrightarrow{\mathrm{p}}+\overrightarrow{\mathrm{q}}+\overrightarrow{\mathrm{r}}=0\)
- \(\overrightarrow{\mathrm{p}}-\overrightarrow{\mathrm{q}}+\overrightarrow{\mathrm{r}}=0\)
Ans. \(\overrightarrow{\mathrm{p}}-\overrightarrow{\mathrm{q}}-\overrightarrow{\mathrm{r}}=0\)
- āĻāĻāĻāĻŋ āĻŦāϏā§āϤā§āĻā§ \(196 \mathrm{~ms}^{-1}\) āĻŦā§āĻā§ āĻāĻžāĻĄāĻŧāĻž āĻāĻĒāϰ āĻĻāĻŋāĻā§ āύāĻŋāĻā§āώā§āĻĒ āĻāϰāĻž āĻšāϞāĻžā§āĨ¤ 20 āϏā§āĻ āĻĒāϰ⧠āĻŦāϏā§āϤā§āĻāĻŋāϰ āĻŦā§āĻ āĻāϤ? \(\left[g=9.8 \mathrm{~ms}^{-2}\right]\)
- \(10 \mathrm{~ms}^{-1}\)
- \(0.0 \mathrm{~ms}^{-1}\)
- \(50 \mathrm{~ms}^{-1}\)
- \(60 \mathrm{~ms}^{-1}\)
Ans. \(0.0 \mathrm{~ms}^{-1}\)
- āĻāĻāĻāĻŋ āĻāĻŖāĻž 40 cm āĻŦā§āϝāĻžāϏāĻžāϰā§āϧā§āϰ āĻŦā§āϤā§āϤāĻžāĻāĻžāϰ āĻĒāĻĨā§ āĻĒā§āϰāϤāĻŋ āĻŽāĻŋāύāĻŋāĻā§ 45 āĻŦāĻžāϰ āĻāĻŦāϰā§āϤāύ āĻāϰā§āĨ¤ āĻāĻŖāĻžāĻāĻŋāϰ āĻā§āύā§āĻĻā§āϰāĻŽā§āĻā§ āϤā§āĻŦāϰāĻŖ āĻāϤ?
- \(8.88 \mathrm{~m} / \mathrm{s}^{2}\)
- \(1.41 \mathrm{~m} / \mathrm{s}^{2}\)
- \(35.55 \mathrm{~m} / \mathrm{s}^{2}\)
- \(2.82 \mathrm{~m} / \mathrm{s}^{2}\)
Ans. \(8.88 \mathrm{~m} / \mathrm{s}^{2}\)
- 36 kg āĻāϰā§āϰ āĻāĻāĻāĻŋ āĻŦāϏā§āϤā§āϰ āĻāĻĒāϰ āĻāϤ āĻŦāϞ āĻĒā§āϰāϝā§āĻā§āϤ āĻšāϞ⧠1.0 āĻŽāĻŋāύāĻŋāĻā§ āĻŦāϏā§āϤā§āĻāĻŋāϰ āĻŦā§āĻ 15 km/h āĻŦā§āĻĻā§āϧāĻŋ āĻĒāĻžāĻŦā§?
- \(2.4 \mathrm{~N}\)
- \(2.5 \mathrm{~N}\)
- \(14.4 \mathrm{~N}\)
- \(28.8 \mathrm{~N}\)
Ans. \(2.5 \mathrm{~N}\)
- 2 N/m āϏā§āĻĒā§āϰāĻŋāĻ āϧā§āϰā§āĻŦāĻ āϏāĻŽā§āĻĒāύā§āύ āĻāĻāĻāĻŋ āĻāĻĻāϰā§āĻļ āϏā§āĻĒā§āϰāĻŋāĻāϝāĻŧā§āϰ āĻĻā§āϰā§āĻā§āϝ āϏāĻžāĻŽā§āϝāĻžāĻŦāϏā§āĻĨāĻž āĻĨā§āĻā§ 0.1m āĻŦā§āĻĻā§āϧāĻŋ āĻāϰāϞ⧠āϏā§āĻĒā§āϰāĻŋāĻāϝāĻŧā§āϰ āϏā§āĻĨāĻŋāϤāĻŋāĻļāĻā§āϤāĻŋāϰ āĻŦā§āĻĻā§āϧāĻŋ āĻšāĻŦā§?
- \(0.1 \mathrm{~J}\)
- \(0.001 \mathrm{~J}\)
- 1 J
- \(0.01 \mathrm{~J}\)
Ans. \(0.01 \mathrm{~J}\)
- āĻāĻāĻāĻŋ āĻāĻžāϞāĻŋ āϞāĻā§āĻā§āϰ āĻĒāĻžāύāĻŋāϰ āĻāĻĒāϰāĻŋāĻāĻžāĻā§āϰ āĻ
āĻāĻļā§āϰ āĻāĻĄāĻŧ āĻĒā§āϰāϏā§āĻĨāĻā§āĻĻ \(150 \mathrm{~m}^{2}\)āĨ¤ āϝāĻĻāĻŋ āĻĒā§āϰāϤāĻŋāĻāύ āĻŽāĻžāϞāϏāĻš 75kg āĻšāĻžāϰ⧠200 āĻāύ āϝāĻžāϤā§āϰā§āĨ¤ āύā§āĻāϝāĻŧāĻž āĻšāϝāĻŧ āϤāĻžāĻšāϞ⧠āϞāĻā§āĻā§āϰ āĻāϤāĻā§āĻā§ āĻĄā§āĻŦāĻŦā§?
- \(1 \mathrm{~m}\)
- \(0.1 \mathrm{~m}\)
- \(15 \mathrm{~cm}\)
- \(0.75 \mathrm{~m}\)
Ans. \(0.1 \mathrm{~m}\)
- āĻŽāĻšāĻžāĻāϰā§āώ āĻŦāϞ āύāĻŋāĻāĻā§āϞāĻŋāϝāĻŧ āĻŦāϞā§āϰ āϤā§āϞāύāĻžāϝāĻŧ āĻāϤāĻā§āĻŖ āϤā§āĻŦā§āϰ?
- \(10^{30}\)
- \(10^{-42}\)
- \(10^{40}\)
- \(10^{42}\)
Ans. \(10^{-42}\)
- āĻāĻāĻāĻŋ āϏāϰāϞāĻĻā§āϞāĻā§āϰ āĻĻā§āϰā§āĻā§āϝ āĻ
āĻĒāĻāĻŋāϰ āĻĻā§āĻŦāĻŋāĻā§āĻŖāĨ¤ āĻĻā§āĻŦāĻŋāϤā§āϝāĻŧ āϏāϰāϞāĻĻā§āϞāĻā§āϰ āĻĻā§āϞāύāĻāĻžāϞ 3s āĻšāϞ⧠āĻĒā§āϰāĻĨāĻŽāĻāĻŋāϰ āĻĻā§āϞāύāĻāĻžāϞ āĻāϤ?
- \(4.24 \mathrm{~s}\)
- \(4.54 \mathrm{~s}\)
- \(5.0 \mathrm{~s}\)
- \(5.24 \mathrm{~s}\)
Ans. \(4.24 \mathrm{~s}\)
- āĻĒāĻžāύāĻŋāϰ āĻĒā§āώā§āĻ āĻāĻžāύ \(72 \times 10^{-3} \mathrm{~N} / \mathrm{m}\)āĨ¤ 0.2 mm āĻŦā§āϝāĻžāϏā§āϰ āύāϞ⧠āĻĒāĻžāύāĻŋāϰ āĻāϰāĻžā§āĻšāĻŖ āĻšāĻŦā§?
- \(14.694 \mathrm{~m}\)
- \(14.694 \times 10^{-2} \mathrm{~m}\)
- \(10.0 \mathrm{~cm}\)
- \(7.347 \mathrm{~cm}\)
Ans. \(14.694 \times 10^{-2} \mathrm{~m}\)
- āύāĻŋāϰā§āĻĻāĻŋāώā§āĻ āĻāϰā§āϰ āĻāĻāĻāĻŋ āĻāĻĻāϰā§āĻļ āĻā§āϝāĻžāϏā§āϰ āĻāϝāĻŧāϤāύ āϧā§āϰā§āĻŦ āϰā§āĻā§ āĻāĻžāĻĒ āĻĻā§āĻŦāĻŋāĻā§āĻŖ āĻāϰāĻž āĻšāϞāĻžā§āĨ¤ āϝāĻĻāĻŋ āĻā§āϝāĻžāϏā§āϰ āĻĒā§āϰāĻžāĻĨāĻŽāĻŋāĻ āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻž 13° C āĻšāϝāĻŧ āϤāĻŦā§ āĻā§āĻĄāĻŧāĻžāύā§āϤ āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻž āĻāϤ?
- 7.5° C
- 299°C
- 13°C
- 26° C
Ans. 299°C
- āĻāĻ āĻŽāĻžā§āϞ āĻšāĻžāĻāĻĄā§āϰā§āĻā§āύ āĻāĻŦāĻ āĻāĻ āĻŽāĻžā§āϞ āĻ
āĻā§āϏāĻŋāĻā§āύā§āϰ āĻāϰ āϝāĻĨāĻžāĻā§āϰāĻŽā§ 2g āĻāĻŦāĻ 32g āĻšāϞ⧠āĻā§āύ āĻāĻ āύāĻŋāϰā§āĻĻāĻŋāώā§āĻ āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻžāϝāĻŧ āĻ
āύā§āĻĒāĻžāϤ(āĻšāĻžāĻāĻĄā§āϰā§āĻā§āύ āĻ
āĻŖā§āϰ āĻŽā§āϞ āĻāĻĄāĻŧ āĻŦāϰā§āĻ āĻŦā§āĻ)/(āĻ
āĻā§āϏāĻŋāĻā§āύ āĻ
āĻŖā§āϰ āĻŽā§āϞ āĻāĻĄāĻŧ āĻŦāϰā§āĻ āĻŦā§āĻ) āĻāϰ āĻŽāĻžāύ āĻšāĻŦā§-
- \(1 / 8\)
- \(1 / 4\)
- 4
- 8
Ans. 4
- āĻāϰāĻā§āύā§āĻĻā§āϰāĻāĻžāĻŽā§ āĻāĻŦāĻ āϤāϞā§āϰ āϏāĻšāĻŋāϤ āϞāĻŽā§āĻŦ āĻŦāϰāĻžāĻŦāϰ āĻ
āĻā§āώ āϏāĻžāĻĒā§āĻā§āώ⧠āĻāĻāĻāĻŋ āĻāϝāĻŧāϤāĻžāĻāĻžāϰ āĻĒāĻžāϤā§āϰ āĻāĻĄāĻŧāϤāĻžāϰ āĻā§āϰāĻžāĻŽāĻ \(5 \mathrm{kgm}^{2}\)āĨ¤ āĻĒāĻžāϤāĻāĻŋāϰ āĻĒā§āϰāϏā§āĻĨ 1m āĻāĻŦāĻ āĻāϰ 12kg āĻšāϞ⧠āĻĻā§āϰā§āĻā§āϝ āĻāϤ?
- \(5 \mathrm{~m}\)
- \(2.5 \mathrm{~m}\)
- \(2 \mathrm{~m}\)
- \(60 \mathrm{~m}\)
Ans. \(2 \mathrm{~m}\)
- āĻāĻāĻāĻŋ āĻāĻžāϰā§āύ⧠āĻāĻā§āĻāĻŋāύ 227° C āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻžāϝāĻŧ āϤāĻžāĻĒ āĻā§āϰāĻšāĻŖ āĻāϰ⧠āĻ 77° C āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻžāϝāĻŧ āϤāĻžāĻĒ āĻŦāϰā§āĻāύ āĻāϰā§āĨ¤ āĻāĻā§āĻāĻŋāύā§āϰ āĻĻāĻā§āώāϤāĻž āĻšāϞāĻžā§ āĻāϤ?
- 70%
- 35%
- 30%
- 66%
Ans. 30%
- āĻļāĻŦā§āĻĻā§āϰ āϤā§āĻŦā§āϰāϤāĻžāϰ āϞā§āĻā§āϞ āĻŦāĻž āϏā§āϤāϰ āĻŽāĻžāĻĒāĻžāϰ āĻāĻāĻ āĻāĻŋ?
- Hertz
- \(\mathrm{Wm}^{2}\)
- dB
- W/m
Ans. dB
- āĻā§āύāĻžā§ āĻŽāĻžāϧā§āϝāĻŽā§āϰ āĻāύāϤā§āĻŦ āĻŦāĻžāϝāĻŧā§āϰ 1000 āĻā§āĻŖ āĻāĻŦāĻ āϏā§āĻĨāĻŋāϤāĻŋāϏā§āĻĨāĻžāĻĒāĻāϤāĻž 25,000 āĻā§āĻŖāĨ¤ āϏā§āĻ āĻŽāĻžāϧā§āϝāĻŽā§ āĻļāĻŦā§āĻĻā§āϰ āĻŦā§āĻ āĻŦāĻžāϝāĻŧā§āϤ⧠āĻŦā§āĻā§āϰ āĻāϤ āĻā§āĻŖ?
- 25
- 5
- 1/5
- 1/25
Ans. 5
- āĻāĻāĻāĻŋ āϏāĻŽāĻžāύā§āϤāϰāĻžāϞ-āĻĒā§āϞā§āĻ āĻā§āϝāĻžāĻĒāĻžāϏāĻŋāĻāϰā§āϰ āĻĒā§āϞā§āĻā§āϰ āĻā§āώā§āϤā§āϰāĻĢāϞ \(2 \mathrm{~m}^{2}\)āĨ¤ āĻĒā§āϞā§āĻ āĻĻā§āĻāĻāĻŋāϰ āĻŽāϧā§āϝ⧠āĻĒāϰāĻžāĻŦā§āĻĻā§āϝā§āϤāĻŋāĻ āĻŦāϏā§āϤ⧠āĻĒā§āϰāĻŦā§āĻļ āĻāϰāĻžāύāĻžā§ āĻšāϞāĻžā§ āϝāĻžāϰ āĻāĻĒā§āĻā§āώāĻŋāĻ āĻĒāĻžāϰāĻŽāĻŋāĻāĻŋāĻāĻŋāĻāĻŋ 6āĨ¤ āĻāĻāύ āϧāĻžāϰāĻāϤā§āĻŦ āĻĒā§āϰā§āĻŦā§āϰ āϤā§āϞāύāĻžāϝāĻŧ āĻāϤāĻā§āĻŖ āĻšāĻŦā§?
- 6
- 1/6
- 12
- 3
Ans. 6
- \(9 \Omega\) āϰāĻžā§āϧā§āϰ āĻāĻāĻāĻŋ āϤāĻžāĻŽāĻžāϰ āϤāĻžāϰāĻā§ āĻāϝāĻŧāϤāύ āĻ
āĻĒāϰāĻŋāĻŦāϰā§āϤāĻŋāϤ āϰā§āĻā§ āĻā§āύ⧠āϤāĻŋāύāĻā§āĻŖ āϞāĻŽā§āĻŦāĻž āĻāϰāĻž āĻšāϞāĻžā§āĨ¤ āĻāĻ āĻ
āĻŦāϏā§āĻĨāĻžāϝāĻŧ āϤāĻžāϰāĻāĻŋāϰ āϰāĻžā§āϧ āĻāϤ?
- \(9 \Omega\)
- \(27 \Omega\)
- \(81 \Omega\)
- \(243 \Omega\)
Ans. \(81 \Omega\)
- āĻā§āύ āĻāĻžāϰāĻāĻžāύāĻžāϝāĻŧ āϏāĻŦ āĻŦā§āĻĻā§āϝā§āϤāĻŋāĻ āϝāύā§āϤā§āϰāĻĒāĻžāϤāĻŋāϰ āĻāύā§āϝ āĻŽāĻžā§āĻ 22kW āĻā§āώāĻŽāϤāĻžāϰ āĻĒā§āϰāϝāĻŧāĻžā§āĻāύāĨ¤ 220V āϞāĻžāĻāύā§āϰ āĻŽā§āϞ āϞāĻžāĻāύ⧠āĻ
āύā§āϤāϤ āĻāϤ āĻĒā§āϰāĻŦāĻžāĻš āĻŦāĻšāύāĻā§āώāĻŽ āϤāĻžāϰ āϞāĻžāĻāĻžāϤ⧠āĻšāĻŦā§āĨ¤
- 10 A
- 100 A
- 22 A
- 48.4 A
Ans. 100 A
- āĻāĻāĻāĻŋ āĻāĻĻāϰā§āĻļ āĻā§āϰāĻžāύā§āϏāĻĢāϰā§āĻŽāĻžāϰ⧠āĻŽā§āĻā§āϝ āĻ āĻā§āĻŖ āĻā§āύā§āĻĄāϞā§āϰ āĻĒāĻžāĻā§āϰ āϏāĻāĻā§āϝāĻž āϝāĻĨāĻžāĻā§āϰāĻŽā§ 200 āĻāĻŦāĻ 100āĨ¤ āĻŽā§āĻā§āϝ āĻā§āύā§āĻĄāϞā§āϤ⧠50V (AC) āĻĒā§āϰāϝāĻŧāĻžā§āĻ āĻāϰāϞ⧠āĻā§āĻŖ āĻā§āύā§āĻĄāϞā§āϤ⧠āĻāϤ āĻŦāĻŋāĻāĻŦ āĻĒāĻžāĻāϝāĻŧāĻž āϝāĻžāĻŦā§?
- 200 V
- 50 V
- 25 V
- 100 V
Ans. 25 V
- āύāĻŋāĻā§āϰ āĻā§āύ āϤāϰāĻā§āĻāĻĻā§āϰā§āĻā§āϝā§āϰ āϤāĻĄāĻŧāĻŋā§ āĻā§āĻŽā§āĻŦāĻā§āϝāĻŧ āĻŦāĻŋāĻāĻŋāϰāĻŖ āĻĻā§āĻļā§āϝāĻŽāĻžāύ?
- 50 nm
- 500 nm
- 1000 nm
- 5000 nm
Ans. 500 nm
- āĻĒāĻžāύāĻŋ āĻ āĻāĻžāĻā§āϰ āĻĒāϰāĻŽ āĻĒā§āϰāϤāĻŋāϏāϰāĻžāĻā§āĻ āϝāĻĨāĻžāĻā§āϰāĻŽā§ 1.33 āĻāĻŦāĻ 1.5 āĻšāϞāĻžā§, āĻĒāĻžāύāĻŋāϰ āϏāĻžāĻĒā§āĻā§āώ⧠āĻāĻžāĻā§āϰ āĻĒā§āϰāϤāĻŋāϏāϰāĻžāĻā§āĻ āĻšāĻŦā§:
- 1.13
- 1.5
- 1.33
- 1.693
Ans. 1.13
- āĻā§-āĻā§āĻŽā§āĻŦāĻ āĻŽā§āϰā§āϤ⧠āĻŦāĻŋāύāϤāĻŋ āĻā§āĻŖ āĻāϤ?
- 0
- \(\pi / 4\)
- \(\pi / 2\)
- \(\pi \)
Ans. \(\pi / 2\)
- āύāĻŋāĻā§āϰ āĻā§āύāĻāĻŋ āύāĻŋāĻāĻā§āϞāĻŋāϝāĻŧāĻžāϏ⧠āĻĨāĻžāĻā§ āύāĻž?
- āĻĒā§āϰāĻžā§āĻāύ
- āĻāϞā§āĻāĻā§āϰāύ
- āύāĻŋāĻāĻā§āϰāύ
- āĻŽā§āϏāύ
Ans. āĻāϞā§āĻāĻā§āϰāύ
- āĻĒā§āϞāĻžāĻāĻŋāύāĻžāĻŽā§āϰ āĻāĻžāϰā§āϝ āĻ
āĻĒā§āĻā§āώāĻ 6.31eVāĨ¤ āϏāϰā§āĻŦā§āĻā§āĻ āĻāϤ āϤāϰāĻā§āĻāĻĻā§āϰā§āĻā§āϝā§āϰ āĻāϞāĻžā§ āĻĒā§āϞāĻžāĻāĻŋāύāĻžāĻŽā§āϰ āĻāĻĒāϰ āĻāĻĒāϤāĻŋāϤ āĻšāϞā§, āĻāϞā§āĻāĻā§āϰāύ āύāĻŋāĻāϏā§āϤ āĻšāĻŦā§?
- 631 Å
- 1970 Å
- 1.97 Å
- 3152 Å
Ans. 1970 Å
- 18 cm āĻŦāĻā§āϰāϤāĻžāϰ āĻŦā§āϝāĻžāϏāĻžāϰā§āϧ āĻŦāĻŋāĻļāĻŋāώā§āĻ āĻāĻāĻāĻŋ āĻ
āĻŦāϤāϞ āĻĻāϰā§āĻĒāĻŖ āĻšāϤ⧠10 cm āĻĻā§āϰ⧠āĻāĻāĻāĻŋ āĻŦāϏā§āϤ⧠āϰāĻžāĻāĻž āĻšāϞāĻžā§āĨ¤ āĻĒā§āϰāϤāĻŋāĻŦāĻŋāĻŽā§āĻŦāĻāĻŋāϰ āĻāĻāĻžāϰ āĻŦāϏā§āϤā§āϰ āĻāϤ āĻā§āĻŖ āĻŦāĻĄāĻŧ āĻšāĻŦā§āĨ¤
- 50
- 9
- 20
- 15
Ans. 9
- āĻĻā§āĻāĻŋ āϏā§āϏāĻāĻāϤ āĻā§āϏ āĻĨā§āĻā§ \(\lambda\) āϤāϰāĻā§āĻāĻĻā§āϰā§āĻā§āϝā§āϰ āϤāϰāĻā§āĻ āϏāĻŽāĻĻāĻļāĻžāϝāĻŧ āĻā§āĻĒāύā§āύ āĻšāĻā§āĻā§āĨ¤ āĻāĻĒāϰāĻŋāĻĒāĻžāϤāύ āĻ
āĻā§āĻāϞā§āϰ āĻā§āύ āĻāĻ āĻŦāĻŋāύā§āĻĻā§āϤ⧠āϤāϰāĻā§āĻ āĻĻā§āĻāĻŋāϰ āĻĻāĻļāĻž āĻĒāĻžāϰā§āĻĨāĻā§āϝ āĻšāϞāĻžā§ \(\pi\) āϰā§āĻĄāĻŋāϝāĻŧāĻžāύāĨ¤ āĻĒāĻĨ āĻĒāĻžāϰā§āĻĨāĻā§āϝā§āϰ āĻŽāĻžāύ āĻāϤ āĻšāϤ⧠āĻĒāĻžāϰā§?
- 0
- \(\lambda / 4\)
- \(\lambda / 2\)
- \(3 \lambda / 4\)
Ans. \(\lambda / 2\)
- 16 āĻŦāĻŋāĻŦāϰā§āϧāύ āĻŦāĻŋāĻļāĻŋāώā§āĻ āύāĻāĻžā§-āĻĻā§āϰāĻŦā§āĻā§āώāĻŖ āϝāύā§āϤā§āϰ⧠āϞā§āύā§āϏ⧠āĻĻā§āĻāĻāĻŋāϰ āĻŽāϧā§āϝ⧠āĻĻā§āϰāϤā§āĻŦ 85 cmāĨ¤ āϞā§āύā§āϏ āĻĻā§āĻāĻāĻŋāϰ āĻĢā§āĻāĻžāϏ āĻĻā§āϰāϤā§āĻŦ āĻāϤ?
- \(100 \mathrm{~cm}, 10 \mathrm{~cm}\)
- \(80 \mathrm{~cm}, 5 \mathrm{~cm}\)
- \(200 \mathrm{~cm}, 2 \mathrm{~cm}\)
- \(500 \mathrm{~cm}, 20 \mathrm{~cm}\)
Ans. \(80 \mathrm{~cm}, 5 \mathrm{~cm}\)
- āĻāĻāĻāĻŋ āĻ
ā§āϝāĻžāĻŽāĻŋāĻāĻžāϰā§āϰ āĻ
āĻā§āϝāύā§āϤāϰā§āĻŖ āϰāĻžā§āϧ \(2 \Omega\) āĻāĻŦāĻ āĻāĻāĻŋ āϏāϰā§āĻŦā§āĻā§āĻ 0.2 A āĻĒāϰā§āϝāύā§āϤ āĻĒā§āϰāĻŦāĻžāĻš āĻŽāĻžāĻĒāϤ⧠āĻĒāĻžāϰā§āĨ¤ āĻāϰ āϏāĻžāĻšāĻžāϝā§āϝ⧠2 A āĻĒāϰā§āϝāύā§āϤ āĻĒā§āϰāĻŦāĻžāĻš āĻŽāĻžāĻĒāϤ⧠āĻšāϞ⧠āĻļāĻžāύā§āĻā§ āĻāϤ āϰāĻžā§āϧ āϞāĻžāĻāĻžāϤ⧠āĻšāĻŦā§?
- \(5 \Omega\)
- \(1 \Omega\)
- \(0.22 \Omega\)
- \(0.80 \Omega\)
Ans. \(0.22 \Omega\)
- n-āĻāĻžāĻāĻĒ āĻ
āϰā§āϧāĻĒāϰāĻŋāĻŦāĻžāĻšā§ āϤā§āϰāĻŋāϰ āĻāύā§āϝ āϝ⧠āĻĒāϰāĻŽāĻžāĻŖā§ āĻĻā§āĻŦāĻžāϰāĻž āĻĄāĻžā§āĻĒāĻžāϝāĻŧāύ āĻāϰāĻž āĻšāϝāĻŧ āϤāĻžāϰāĻž –
- āϤā§āϰāĻŋāϝāĻžā§āĻā§
- āĻĻā§āĻŦāĻŋāϝāĻžā§āĻā§
- āĻāϤā§āϰā§āϝā§āĻā§
- āĻĒāĻā§āĻāϝāĻžā§āĻā§
Ans. āĻĒāĻā§āĻāϝāĻžā§āĻā§
- āϝāĻĻāĻŋ āĻā§āύāĻžā§ āĻāĻŖāĻŦāĻŋāĻ āĻŦāĻžā§āĻŽāĻžāϝāĻŧ āĻĢāĻŋāĻļāύ āĻĒā§āϰāĻā§āϰāĻŋāϝāĻŧāĻž 1kg āĻāϰ āϏāĻžā§āĻĒ āĻĒāĻžāϝāĻŧ, āϤāĻžāĻšāϞ⧠āύāĻŋāϰā§āĻāϤ āĻļāĻā§āϤāĻŋ āĻšāĻŦā§-
- \(9 \times 10^{10} \mathrm{~J}\)
- \(9 \times 10^{16} \mathrm{~J}\)
- \(4.5 \times 10^{19} \mathrm{~J}\)
- \(3 \times 10^{8} \mathrm{~J}\)
Ans. \(9 \times 10^{16} \mathrm{~J}\)
Chemistry
- āĻāĻāĻ āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻžāϝāĻŧ āĻāĻāĻ āĻāϝāĻŧāϤāύā§āϰ āĻĒā§āϰāĻĨāĻŽ āĻĒāĻžāϤā§āϰ⧠\(\mathbf{1}\) mol \(\mathbf{N}_{\mathbf{2}}\) āĻāĻŦāĻ āĻĻā§āĻŦāĻŋāϤā§āϝāĻŧ āĻĒāĻžāϤā§āϰ⧠\(1 \mathrm{~mol} \mathrm{CO}_{2}\) āϰāĻžāĻāĻž āĻšāϞāĻžā§āĨ¤ āύāĻŋāĻŽā§āύā§āϰ āĻā§āύ āĻāĻā§āϤāĻŋāĻāĻŋ āϏāĻ āĻŋāĻ āύāϝāĻŧ?
- ā§§āĻŽ āĻĒāĻžāϤā§āϰ⧠āĻāĻžāĻĒ āύāĻŋāĻŽā§āύāϤāϰ
- ā§§āĻŽ āĻĒāĻžāϤā§āϰ⧠\(\mathrm{N}_{2}\) āĻ āĻŖā§āϰ āĻāϤāĻŋ āĻāĻā§āĻāϤāϰ
- āĻāĻāϝāĻŧ āĻĒāĻžāϤā§āϰ⧠āĻ āĻŖā§āϰ āϏāĻāĻā§āϝāĻž āϏāĻŽāĻžāύ
- āĻāĻāϝāĻŧ āĻĒāĻžāϤā§āϰ⧠āĻ āĻŖā§āϏāĻŽā§āĻšā§āϰ āĻāĻĄāĻŧ āĻāϤāĻŋāĻļāĻā§āϤāĻŋ āϏāĻŽāĻžāύ
Ans. ā§§āĻŽ āĻĒāĻžāϤā§āϰ⧠āĻāĻžāĻĒ āύāĻŋāĻŽā§āύāϤāϰ
- \(\mathrm{NaCl}(\mathrm{s}), \mathrm{H}_{2} \mathrm{O}(1)\) āĻāĻŦāĻ \(\mathrm{CO}_{2}(\mathrm{~g})\) āĻāϰ āĻŽāϧā§āϝ⧠āĻāϤāĻŋāĻļā§āϞ āĻāĻŖāĻžāϏāĻŽā§āĻš āϏāĻŽā§āĻŦāύā§āϧ⧠āύāĻŋāĻŽā§āύā§āϰ āĻā§āύ āĻāĻā§āϤāĻŋāĻāĻŋ āϏāĻ āĻŋāĻ āύāϝāĻŧ?
- NaCl(s) āĻ āĻāĻŖāĻžāϏāĻŽā§āĻšā§āϰ āĻā§āĻŦāϞ āĻāĻŽā§āĻĒāύ āĻāϤāĻŋ āϰāϝāĻŧā§āĻā§
- \(\mathrm{H}_{2} \mathrm{O}(1)\) āĻ āĻāĻŖāĻžāϏāĻŽā§āĻšā§āϰ āĻā§āĻŦāϞ āϏā§āĻĨāĻžāύāĻžāύā§āϤāϰ āĻāϤāĻŋ āϰāϝāĻŧā§āĻā§
- \(\mathrm{CO}_{2}(\mathrm{~g})\) āĻāϰ āĻŽāϧā§āϝ⧠\(\mathrm{CO}_{2}\) āĻ āĻŖā§āϰ āĻāĻŽā§āĻĒāύ, āĻā§āϰā§āĻŖāύ āĻāĻŦāĻ āϏā§āĻĨāĻžāύāĻžāύā§āϤāϰ āĻāϤāĻŋ āϰāϝāĻŧā§āĻā§
- \(\mathrm{NaCl}(\mathrm{s})\) āĻ \(\mathrm{H}_{2} \mathrm{O}(1)\) āĻāϰ āĻŽāϧā§āϝ⧠āĻāĻŖāĻžāϏāĻŽā§āĻšā§āϰ āĻā§āϰā§āĻŖāύ āϏāĻŽā§āĻāĻŦ āύāϝāĻŧ
Ans. \(\mathrm{H}_{2} \mathrm{O}(1)\) āĻ āĻāĻŖāĻžāϏāĻŽā§āĻšā§āϰ āĻā§āĻŦāϞ āϏā§āĻĨāĻžāύāĻžāύā§āϤāϰ āĻāϤāĻŋ āϰāϝāĻŧā§āĻā§
- \(4 s^{2} 3 d^{7}\) āϝāĻžā§āĻāύā§āĻļā§āϞ āĻāϞā§āĻāĻā§āϰāύ āĻŦāĻŋāύā§āϝāĻžāϏāĻŦāĻŋāĻļāĻŋāώā§āĻ āĻŽā§āϞ āϏāĻŽā§āĻĒāϰā§āĻā§ āĻā§āύ āĻāĻā§āϤāĻŋāĻāĻŋ āĻā§āϞ?
- āĻŽā§āϞāĻāĻŋ āĻ āĻŦāϏā§āĻĨāĻžāύā§āϤāϰ āĻŽā§āϞ
- āĻŽā§āϞāĻāĻŋ āĻā§āϰā§āĻĒ VII-A āĻāϰ āĻ āύā§āϤāϰā§āĻā§āĻā§āϤ
- āĻŽā§āϞāĻāĻŋāϰ āϝāĻžā§āĻāύā§āϰ āĻŽāĻžāύ 2 āĻŦāĻž 3 āĻšāϤ⧠āĻĒāĻžāϰā§
- āĻŽā§āϞāĻāĻŋ āϧāĻžāϤāĻŦ
Ans. āĻŽā§āϞāĻāĻŋ āĻā§āϰā§āĻĒ VII-A āĻāϰ āĻ āύā§āϤāϰā§āĻā§āĻā§āϤ
- \(100 \mathrm{~mL}, 0.01 \mathrm{M} \mathrm{Na}_{2} \mathrm{CO}_{3}\) āĻĻā§āϰāĻŦāĻŖāĻā§ āĻĒā§āϰāĻļāĻŽāĻŋāϤ āĻāϰāĻžāϰ āĻāύā§āϝ 0.2M HCl āĻĻā§āϰāĻŦāĻŖā§āϰ āϝ⧠āĻāϝāĻŧāϤāύ āĻĒā§āϰāϝāĻŧāĻžā§āĻāύ āĻšāĻŦā§āĨ¤
- \(4.0 \mathrm{~mL}\)
- \(10.0 \mathrm{~mL}\)
- \(2.0 \mathrm{~mL}\)
- \(20.0 \mathrm{~mL}\)
Ans. \(10.0 \mathrm{~mL}\)
- \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}+3 \mathrm{O}_{2} \rightarrow 2 \mathrm{CO}_{2}+3 \mathrm{H}_{2} \mathrm{O}\) āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž āϏāĻŽā§āĻŦāύā§āϧ⧠āύāĻŋāĻā§āϰ
āĻā§āύ āĻāĻā§āϤāĻŋāĻāĻŋ āĻā§āϞ?- C āĻāϰ āĻāĻžāϰāĻŖ āϏāĻāĻā§āϝāĻž āĻšā§āϰāĻžāϏ āĻĒāĻžāϝāĻŧ
- H āĻāϰ āĻāĻžāϰāĻŖ āϏāĻāĻā§āϝāĻž āĻ āĻĒāϰāĻŋāĻŦāϰā§āϤāĻŋāϤ āĻĨāĻžāĻā§
- O āĻāϰ āĻāĻžāϰāĻŖ āϏāĻāĻā§āϝāĻž āĻšā§āϰāĻžāϏ āĻĒāĻžāϝāĻŧ
- āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϝāĻŧ \(\mathrm{O}_{2}\) āĻŦāĻŋāĻāĻžāϰāĻŋāϤ āĻšāϝāĻŧ
Ans. C āĻāϰ āĻāĻžāϰāĻŖ āϏāĻāĻā§āϝāĻž āĻšā§āϰāĻžāϏ āĻĒāĻžāϝāĻŧ
- \(\mathrm{C}_{2} \mathrm{H}_{4}\) āĻ
āĻŖā§āϤ⧠C-H āĻŦāύā§āϧāύāϏāĻŽā§āĻš āύāĻŋāĻā§āϰ āĻā§āύ āĻ
āϰā§āĻŦāĻŋāĻāĻžāϞāĻĻā§āĻŦāϝāĻŧā§āϰ āĻ
āϧāĻŋāĻā§āϰāĻŽāĻŖā§āϰ āĻĢāϞ⧠āĻāĻ āĻŋāϤ āĻšāϝāĻŧ?
- \(\mathrm{C}(\mathrm{sp})+\mathrm{H}(2 \mathrm{~s})\)
- \(\mathrm{C}(\mathrm{sp})+\mathrm{H}(1 \mathrm{~s})\)
- \(\mathrm{C}\left(\mathrm{sp}^{2}\right)+\mathrm{H}(2 \mathrm{p})\)
- \(\mathrm{C}\left(\mathrm{sp}^{2}\right)+\mathrm{H}(1 \mathrm{~s})\)
Ans. \(\mathrm{C}\left(\mathrm{sp}^{2}\right)+\mathrm{H}(1 \mathrm{~s})\)
- āύāĻŋāĻā§āϰ āĻā§āύ āϝā§āĻāĻāĻŋāϤ⧠āĻā§āύā§āĻĻā§āϰā§āϝāĻŧ āĻĒāϰāĻŽāĻžāĻŖā§āϰ āϝāĻžā§āĻāύā§āĻļā§āϞ āĻāϞā§āĻāĻā§āϰāύ āϝā§āĻāϞāϏāĻŽā§āĻš āĻāϤā§āϏā§āϤāϞāĻā§āϝāĻŧāĻāĻžāĻŦā§ āĻŦāĻŋāύā§āϝāϏā§āϤ āύāϝāĻŧ?
- \(\mathrm{H}_{2} \mathrm{O}\)
- \(\mathrm{SnCl}_{2}\)
- \(\mathrm{NH}_{3}\)
- \(\mathrm{PF}_{3}\)
Ans. \(\mathrm{SnCl}_{2}\)
- āύāĻŋāĻā§āϰ āĻā§āĻŖ āĻĻā§āϰāĻŦāĻŖā§āϰ pH 7.0 āĻ
āĻĒā§āĻā§āώāĻž āĻŦā§āĻļāĻŋ?
- \(0.01 \mathrm{M} \mathrm{CH}_{3} \mathrm{COOH}\)
- \(0.01 \mathrm{M} \mathrm{NaCl}\)
- \(0.01 \mathrm{MNH}_{4} \mathrm{Cl}\)
- \(0.01 \mathrm{M} \mathrm{Na}_{2} \mathrm{CO}_{3}\)
Ans. \(0.01 \mathrm{M} \mathrm{Na}_{2} \mathrm{CO}_{3}\)
- āύāĻŋāĻā§āϰ āĻā§āύ āĻāϞā§āĻāĻā§āϰā§āĻĄāĻāĻŋāϰ āĻĒā§āϰāĻŽāĻžāĻŖ āĻŦāĻŋāĻāĻžāϰāĻŖ āĻĒāĻā§āύāĻļāĻŋāϝāĻŧāĻžāϞā§āϰ āĻŽāĻžāύ āϏāĻŦāĻā§āϝāĻŧā§ āĻŦā§āĻļāĻŋ?
- \(\mathrm{H}^{+}(\mathrm{aq}) \mathrm{H}_{2}(\mathrm{~g}), \mathrm{Pt}\)
- \(\mathrm{Cu}^{2+}(\mathrm{aq}) / \mathrm{Cu}(\mathrm{s})\)
- \(\mathrm{Na}^{+}(\mathrm{ag}) / \mathrm{Na}(\mathrm{s})\)
- \(\mathrm{Pt} / \mathrm{F}_{2}(\mathrm{~g}) / \mathrm{F}^{-}(\mathrm{aq})\)
Ans. \(\mathrm{Pt} / \mathrm{F}_{2}(\mathrm{~g}) / \mathrm{F}^{-}(\mathrm{aq})\)
- \(2 \mathbf{A}+\mathbf{2 B} \rightarrow \mathbf{2 C}+\mathbf{2 D}\) āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāĻāĻŋāϰ āϤāĻžā§āĻā§āώāĻŖāĻŋāĻ āĻāϤāĻŋāϰ āĻāύā§āϝ āϏāĻ āĻŋāĻ āϰāĻžāĻļāĻŋāĻŽāĻžāϞāĻžāĻāĻŋ āĻāĻŋāĻšā§āύāĻŋāϤ āĻāϰāĨ¤
- \(+\frac{\mathrm{d}[\mathrm{A}]}{\mathrm{dt}}\)
- \(-\frac{\mathrm{d}[\mathrm{D}]}{\mathrm{dt}}\)
- \(\frac{1}{2} \frac{\mathrm{d}[\mathrm{D}]}{\mathrm{dt}}\)
- \(+\frac{\mathrm{d}[\mathrm{C}]}{\mathrm{d} \mathrm{t}}\)
Ans. \(\frac{1}{2} \frac{\mathrm{d}[\mathrm{D}]}{\mathrm{dt}}\)
- āύāĻŋāĻā§āϰ āĻā§āύāĻāĻŋ āĻŽā§āĻāĻž āύāĻŋāϰā§āĻĻā§āĻļāĻ?
- \(-\mathrm{OH}\)
- \(-\mathrm{NH}_{2}\)
- \(-\mathrm{NO}_{2}\)
- \(-\mathrm{CH}_{3}\)
Ans. \(-\mathrm{NO}_{2}\)
- āύāĻŋāĻā§āϰ āĻā§āύ āĻ
āĻā§āϏāĻžāĻāĻĄāĻā§ āĻšāĻžāĻāĻĄā§āϰā§āĻā§āύ āĻā§āϝāĻžāϏ āĻĻā§āĻŦāĻžāϰāĻž āĻŦāĻŋāĻāĻžāϰāĻŋāϤ āĻāϰāĻž āϝāĻžāĻŦā§?
- \(\mathrm{Al}_{2} \mathrm{O}_{3}\)
- \(\mathrm{MgO}\)
- \(\mathrm{CuO}\)
- \(\mathrm{Na}_{2} \mathrm{O}\)
Ans. \(\mathrm{CuO}\)
- HClāĻāϰ āϏāĻžāĻĨā§ NaOH (āϤā§āĻŦā§āϰ āĻā§āώāĻžāϰ) āĻ \(\mathbf{N H}_{4} \mathrm{OH}\) (āĻĻā§āϰā§āĻŦāϞ āĻā§āώāĻžāϰ) āĻāϰ āĻĒā§āϰāĻļāĻŽāύ āϤāĻžāĻĒ āϝāĻĨāĻžāĻā§āϰāĻŽā§ â57.32 āĻ â51.46 \(\mathbf{k J m o l}^{-1}\) \(\mathbf{N H}_{4} \mathrm{OH}\) āĻāϰ āĻŦāĻŋāĻāĻžāĻāύ āϤāĻžāĻĒ āĻāϤ?
- \(5.86 \mathrm{kJmol}^{-1}\)
- \(10.26 \mathrm{kJmol}^{-1}\)
- \(15.86 \mathrm{kJmol}^{-1}\)
- \(58.6 \mathrm{kJmol}^{-1}\)
Ans. \(5.86 \mathrm{kJmol}^{-1}\)
- āύāĻŋāĻā§āϰ āĻā§āύ āϝā§āĻāĻāĻŋ āĻĄāĻžāϝāĻŧāĻžāĻā§āύāĻŋāϝāĻŧāĻžāĻŽ āϞāĻŦāĻŖ āĻā§āĻĒāύā§āύ āĻāϰā§?
- \(\mathrm{H}_{2} \mathrm{NC}_{2} \mathrm{H}_{5}\)
- \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NO}_{2}\)
- \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NH}_{2}\)
- \(\left(\mathrm{CH}_{3}\right)_{3} \mathrm{~N}\)
Ans. \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NH}_{2}\)
- āύāĻŋāĻā§āϰ āĻā§āύ āϝā§āĻāĻāĻŋ āĻĢā§āĻāϞāĻŋāĻ āĻĻā§āϰāĻŦāĻŖā§āϰ āϏāĻā§āĻā§ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž āĻāϰ⧠āϞāĻžāϞāĨ¤ āĻ
āϧāĻāĻā§āώā§āĻĒ āĻĻā§āϝāĻŧ?
- \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}\)
- \(\mathrm{RCH}_{2} \mathrm{CHO}\)
- \(\mathrm{RCOOH}\)
- \(\mathrm{RCH}_{2} \mathrm{X}\)
Ans. \(\mathrm{RCH}_{2} \mathrm{CHO}\)
- āύāĻŋāĻā§āϰ āĻā§āύ āϝā§āĻāĻāĻŋ āĻĒā§āϰāĻžāĻā§āϤāĻŋāĻ āĻā§āϝāĻžāϏā§āϰ āĻāĻĒāĻžāĻĻāĻžāύ āύāϝāĻŧ?
- \(\mathrm{CH}_{4}\)
- \(\mathrm{C}_{2} \mathrm{H}_{6}\)
- \(\mathrm{C}_{8} \mathrm{H}_{18}\)
- \(\mathrm{C}_{3} \mathrm{H}_{8}\)
Ans. \(\mathrm{C}_{8} \mathrm{H}_{18}\)
- āύāĻŋāĻā§āϰ āĻĒā§āϰāĻā§āϰāĻŋāϝāĻŧāĻžāĻāĻŋāϰ āĻĒā§āϰāϧāĻžāύ āĻā§āĻĒāĻžāĻĻ āĻāĻŋ?
\(\mathrm{CH}_{3}-\mathrm{CH}=\mathrm{CH}-\mathrm{CHO} \stackrel{\mathrm{NaBH}_{4}}{\longrightarrow}\) ?- \(\mathrm{CH}_{3}-\mathrm{CH}_{2}-\mathrm{CH}_{2}-\mathrm{CHO}\)
- \(\mathrm{CH}_{3}-\mathrm{CH}=\mathrm{CH}-\mathrm{CH}_{2} \mathrm{OH}\)
- \(\mathrm{CH}_{3}-\mathrm{CH}_{2}-\mathrm{CH}_{2}-\mathrm{CH}_{2} \mathrm{OH}\)
- \(\mathrm{CH}_{3}-\mathrm{CH(OH)}-\mathrm{CH}_{2}-\mathrm{CH}_{3}\)
Ans. \(\mathrm{CH}_{3}-\mathrm{CH}=\mathrm{CH}-\mathrm{CH}_{2} \mathrm{OH}\)
- āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āϏāĻžāĻŽā§āϝāĻžāĻŦāϏā§āĻĨāĻž āϧā§āϰā§āĻŦāĻ āĻā§āύāĻāĻŋāϰ āĻāĻĒāϰ āύāĻŋāϰā§āĻāϰāĻļā§āϞ?
- āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻā§āϰ āĻāύāĻŽāĻžāϤā§āϰāĻž
- āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻž
- āĻāĻžāĻĒ
- āĻĒā§āϰāĻāĻžāĻŦāĻ
Ans. āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻž
- āύāĻŋāĻŽā§āύā§āϰ āύāĻŋāĻāĻā§āϞāĻŋāϝāĻŧāĻžāϰ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϝāĻŧ X āĻā§ āĻāĻŋ āĻŦāϞāĻž āĻšāϝāĻŧ?
\(\frac{226}{88} \mathrm{Ra} \rightarrow \frac{222}{86} \mathbf{R n}+\mathbf{X}\)- \(\alpha\) āĻāĻŖāĻž
- \(\beta\) āϰāĻļā§āĻŽāĻŋ
- \(\gamma\) āϰāĻļā§āĻŽāĻŋ
- āύāĻŋāĻāĻā§āϰāύ
Ans. \(\alpha\) āĻāĻŖāĻž
- 1.8 g āĻĒāĻžāύāĻŋāϤ⧠āĻāϤāĻā§āϞāĻžā§ āĻĒāĻžāύāĻŋāϰ āĻ
āĻŖā§ āϰāϝāĻŧā§āĻā§?
- \(60.23 \times 10^{23}\)
- \(0.6023 \times 10^{22}\)
- \(6.023 \times 10^{22}\)
- \(6.036 \times 10^{23}\)
Ans. \(6.023 \times 10^{22}\)
- āύāĻŋāĻā§āϰ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāĻā§ āĻā§ āĻŦāϞāĻž āĻšāϝāĻŧ?
\(3 \mathrm{ClO}^{-(\mathrm{aq})} \rightarrow 2 \mathrm{Cl}^{-}(\mathrm{aq})+\mathrm{ClO}_{3}^{-(\mathrm{aq})}\)- āĻĒā§āϰāϤāĻŋāϏā§āĻĨāĻžāĻĒāύ
- āĻāĻžāϰāĻŖ-āĻŦāĻŋāĻāĻžāϰāĻŖ
- āĻŦāĻŋāĻāĻžāĻāύ
- āĻ āϏāĻžāĻŽāĻā§āĻāϏā§āϝāĻāϰāĻŖ
Ans. āĻ āϏāĻžāĻŽāĻā§āĻāϏā§āϝāĻāϰāĻŖ
- IUPAC āĻĒāĻĻā§āϧāϤāĻŋāϤ⧠āύāĻŋāĻā§āϰ āϝā§āĻā§āϰ āύāĻžāĻŽ :
- 1-bromo-4-chloro-2-nitrobenzene
- 1-chloro-3-nitro-4-bromobenzene
- 1-nitro-2-bromo-5-chlorobenzene
- 1-chloro-4-bromo-5-nitrobenzene
Ans. 1-bromo-4-chloro-2-nitrobenzene
- āĻļāĻŋāϞā§āĻĒāĻā§āώā§āϤā§āϰ⧠\(\mathbf{N H}_{3}\) āĻĨā§āĻā§ \(\mathrm{HNO}_{3}\) āϤā§āϰāĻŋāϰ āĻĒāĻĻā§āϧāϤāĻŋāĻā§ āĻŦāϞāĻž āĻšāϝāĻŧ:
- Solvay Process
- Haber Process
- Ostwald Process
- Contact Process
Ans. Ostwald Process
- āĻāĻ āĻĢā§āϝāĻžāϰāĻžāĻĄā§ (1F) āĻŦāĻŋāĻĻā§āϝā§ā§ NaCl āĻāϰ āĻŽāϧā§āϝ⧠āĻĻāĻŋāϝāĻŧā§ āĻĒā§āϰāĻŦāĻžāĻšāĻŋāϤ āĻāϰāĻž āĻšāϞ⧠āĻā§āϝāĻžāĻĨāĻžā§āĻĄā§ āϝ⧠āĻĒāϰāĻŋāĻŽāĻžāĻŖ Na āĻāĻŽāĻž āĻšāĻŦā§ āϤāĻž āĻšāϞāĻžā§:
- \(6.023 \times 10^{23} \mathrm{~g}\)
- \(23.0 \mathrm{~g}\)
- \(46.0 \mathrm{~g}\)
- \(11.5 \mathrm{~g}\)
Ans. \(23.0 \mathrm{~g}\)
- āĻĒāĻāĻžāĻļāĻŋāϝāĻŧāĻžāĻŽ āĻĄāĻžāĻāĻā§āϰā§āĻŽā§āĻā§āϰ āĻ
āĻŽā§āϞā§āϝāĻŧ āĻĻā§āϰāĻŦāĻŖā§ \(\mathrm{SO}_{2}\) āĻāĻžāϞāύāĻž āĻāϰāĻž āĻšāϞ⧠āĻā§āϰā§āĻŽāĻŋāϝāĻŧāĻžāĻŽ āϏāĻžāϞāĻĢā§āĻ āĻā§āĻĒāύā§āύ āĻšāϝāĻŧāĨ¤ āĻ āĻā§āώā§āϤā§āϰ⧠āĻā§āϰā§āĻŽāĻŋāϝāĻŧāĻžāĻŽā§āϰ āĻāĻžāϰāĻŖ āϏāĻāĻā§āϝāĻžāϰ āĻĒāϰāĻŋāĻŦāϰā§āϤāύ āĻšāϞāĻžā§-
- +4 to +2
- +5 to +3
- +6 to +3
- +7 to +2
Ans. +6 to +3
- āĻāĻāĻāĻŋ āĻĻā§āϰāĻŦāĻŖā§āϰ pH āĻšāϞāĻžā§ 5.0āĨ¤ āĻāĻ āĻĻā§āϰāĻŦāĻŖā§āϰ āĻŽāϧā§āϝ⧠āĻĒāϰā§āϝāĻžāĻĒā§āϤ āĻĒāϰāĻŋāĻŽāĻžāύ āĻāϏāĻŋāĻĄ āϝāĻžā§āĻ āĻāϰ⧠āĻāϰ pH 2.0 āϤ⧠āύāĻžāĻŽāĻŋāϝāĻŧā§ āĻāύāĻžāĨ¤ āĻšāϞāĻžā§āĨ¤ āĻāϤ⧠āĻĻā§āϰāĻŦāĻŖā§ \(\mathbf{H}^{+}\) āĻāϰ āĻāύāĻŽāĻžāϤā§āϰāĻžāϰ āĻŦā§āĻĻā§āϧāĻŋ āĻšāϞāĻžā§:
- 1000 times
- 2.5 times
- 100 times
- 5 times
Ans. 1000 times
-
āĻāĻžāϰāĻāĻŋ āĻā§āϏā§āĻ āĻāĻŋāĻāĻŦā§ āύāĻŋāĻā§āϰ āĻāĻžāϰāĻāĻŋ āϞāĻŦāĻŖā§āϰ āĻŦāϰā§āĻŖāĻšā§āύ āĻĻā§āϰāĻŦāĻŖ āĻāϞāĻžāĻĻāĻž āĻāϞāĻžāĻĻāĻžāĻāĻžāĻŦā§ āϰā§āĻā§ āĻĒā§āϰāϤā§āϝā§āĻ āĻā§āϏā§āĻ āĻāĻŋāĻāĻŦā§ āĻāĻāĻāĻŋ āĻāϰ⧠āϤāĻžāĻŽāĻžāϰ āĻĒāĻžāϤ āĻĄā§āĻŦāĻŋā§ā§ āϰāĻžāĻāϞ⧠āĻā§āύ āĻĻā§āϰāĻŦāĻŖāĻāĻŋ āύā§āϞ āĻšāĻŦā§?
- \(\mathrm{NaCl}\)
- \(\mathrm{AgNO}_{3}\)
- \(\mathrm{Cd}\left(\mathrm{NO}_{3}\right)_{2}\)
- \(\mathrm{ZnSO}_{4}\)
Ans. \(\mathrm{AgNO}_{3}\)
- \(\mathbf{P C l}_{\mathbf{5}}\) āĻāĻŦāĻ āĻāĻĨāĻžāĻāϞ āĻ
ā§āϝāĻžāϞāĻā§āĻšāϞā§āϰ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāϰ āĻĢāϞ⧠āĻā§āύāĻāĻŋ āĻā§āĻĒāύā§āύ āĻšāϝāĻŧ?
- Acetyl chloride
- Ethyl chloride
- Ethane
- Diethylether
Ans. Ethyl chloride
- āĻā§āϞā§āϰāĻžā§āĻŦā§āύāĻāĻŋāύ āĻ āĻ
ā§āϝāĻžāĻŽāĻžā§āύāĻŋāϝāĻŧāĻž 200°C āϤāĻžāĻĒāĻŽāĻžāϤā§āϰāĻžāϝāĻŧ āĻāĻŦāĻ āĻāĻā§āĻ āĻāĻžāĻĒā§ āĻĒā§āϰāĻāĻžāĻŦāĻā§āϰ āĻāĻĒāϏā§āĻĨāĻŋāϤāĻŋāϤ⧠āĻā§āĻĒāύā§āύ āĻāϰā§āĨ¤
- Nitrobenzene
- Chloroaminobenzene
- Aminochloroaniline
- Aniline
Ans. Aniline
- \(\mathrm{RCH}_{2} \mathrm{X} \stackrel{\mathrm{NaOH}(\mathrm{aq})}{\rightarrow} \mathrm{RCH}_{2} \mathrm{OH}+\mathrm{NaX}\) āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻžāĻāĻŋ āĻāĻāĻāĻŋ
- āϝā§āϤ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž
- āĻāϞā§āĻāĻā§āϰāύāĻžāĻāϰā§āώ⧠āĻĒā§āϰāϤāĻŋāϏā§āĻĨāĻžāĻĒāύ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž
- āύāĻŋāĻāĻā§āϞāĻŋāĻāĻā§āϰāĻžāĻšā§ āĻĒā§āϰāϤāĻŋāϏā§āĻĨāĻžāĻĒāύ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž
- āĻ āĻĒāϏāĻžāϰāĻŖ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž
Ans. āύāĻŋāĻāĻā§āϞāĻŋāĻāĻā§āϰāĻžāĻšā§ āĻĒā§āϰāϤāĻŋāϏā§āĻĨāĻžāĻĒāύ āĻŦāĻŋāĻā§āϰāĻŋāϝāĻŧāĻž
Mathematics
-
\(\cos \theta+\sqrt{3} \sin \theta=2\) āϏāĻŽā§āĻāϰāĻŖā§āϰ āϏāĻžāϧāĻžāϰāĻŖ āϏāĻŽāĻžāϧāĻžāύ-
- \(\theta=2 \mathrm{n} \pi-\frac{\pi}{3}\)
- \(\theta=2 n \pi+\frac{\pi}{6}\)
- \(\theta=2 \mathrm{n} \pi+\frac{\pi}{3}\)
- \(\theta=2 n \pi-\frac{\pi}{4}\)
Ans. \(\theta=2 \mathrm{n} \pi+\frac{\pi}{3}\)
- \(3 x^{2}+4 y^{2}=12\) āĻāĻĒāĻŦā§āϤā§āϤā§āϰ āĻā§āĻā§āύā§āĻĻā§āϰāĻŋāĻāϤāĻž-
- \(\frac{1}{4}\)
- \(\frac{3}{4}\)
- \(\frac{1}{2}\)
- \(\frac{\sqrt{3}}{2}\)
Ans. \(\frac{1}{2}\)
- \(-7< x<-1\) āĻā§ āĻĒāϰāĻŽāĻŽāĻžāύā§āϰ āϏāĻžāĻšāĻžāϝā§āϝ⧠āϞāĻŋāĻāϞ⧠āĻĻāĻžāĻāĻĄāĻŧāĻžāϝāĻŧ-
- \(|x+4|<3\)
- \(|x-4|<3\)
- \(|x+4|<4\)
- \(|x-3|<4\)
Ans. \(|x+4|<3\)
- \(\omega\) āĻāĻāĻā§āϰ āĻāĻāĻāĻŋ āύāĻŋāϰā§āĻĻāĻŋāώā§āĻ āĻāύāĻŽā§āϞ āĻšāϞā§, āϰāĻžāĻļāĻŋāĻŽāĻžāϞāĻž \(\left(1+\omega-\omega^{5}\right)\left(\omega+\omega^{2}-1\right)\left(\omega^{5}+1-\omega\right)\) āĻāϰ āĻŽāĻžāύ-
- 4
- 8
- -8
- -4
Ans. -8
-
\(\int_{0}^{\frac{\pi}{4}} \sin x \cos x d x\) āϏāĻŽāĻžāύ-
- \(-\frac{1}{4}\)
- \(-\frac{1}{2}\)
- \(\frac{1}{2}\)
- \(\frac{1}{4}\)
Ans. \(\frac{1}{4}\)
- \(x^{2}+y^{2}+8 x-4 y+c=0\) āĻŦā§āϤā§āϤāĻāĻŋ x āĻ
āĻā§āώāĻā§ āϏā§āĻĒāϰā§āĻļ āĻāϰ⧠c āĻāϰ āĻŽāĻžāύ-
- 16
- 2
- 4
- -16
Ans. 16
- \(\mathbf{y}=\mathbf{x}^{\frac{1}{3}}+\mathbf{x}^{-\frac{1}{3}}\) āĻšāϞā§, \(3\left(y^{2}-1\right) \frac{d y}{d x}\) āϏāĻŽāĻžāύ-
- \(1+\frac{1}{x^{2}}\)
- \(\frac{1}{x^{2}}\)
- \(1-\frac{1}{x^{2}}\)
- \(-\frac{1}{x^{2}}\)
Ans. \(1-\frac{1}{x^{2}}\)
-
\(\mathbf{x}>\mathbf{0}\) āĻāϰ āϏāĻžāĻĒā§āĻā§āώ⧠e āĻāĻŋāϤā§āϤāĻŋāĻ \(\log _{\mathrm{e}} \frac{1}{x}\) āĻāϰ āĻ
āύā§āϤāϰāĻ-
- \(\frac{1}{x^{2}}\)
- \(-\frac{1}{x}\)
- \(\frac{1}{x}\)
- \(-\frac{1}{x^{2}}\)
Ans. \(-\frac{1}{x}\)
- āĻāĻāĻāĻŋ āϏāϰāϞāϰā§āĻāĻžāϰ āĻ
āĻā§āώāĻĻā§āĻŦāϝāĻŧā§āϰ āĻŽāϧā§āϝāĻŦāϰā§āϤ⧠āĻ
āĻāĻļ (2,3) āĻŦāĻŋāύā§āĻĻā§āϤ⧠āϏāĻŽāĻĻā§āĻŦāĻŋāĻāύā§āĻĄāĻŋāϤ āĻšāϝāĻŧāĨ¤ āϏāϰāϞāϰā§āĻāĻžāĻāĻŋāϰ āϏāĻŽā§āĻāϰāĻŖ-
- \(2 x+3 y-12=0\)
- \(3 x+2 y-12=0\)
- \(2 x+3 y-6=0\)
- \(3 x+2 y-6=0\)
Ans. \(3 x+2 y-12=0\)
- āĻā§āύāĻāĻŋ āĻ
āĻŽā§āϞāĻĻ āϏāĻāĻā§āϝāĻž āύāϝāĻŧ?
- \(0.101001000100001 \ldots\)
- \(0.101101101101 \ldots\)
- \(\sqrt{11}\)
- \(\pi\)
Ans. \(0.101101101101 \ldots\)
- āϝāĻĻāĻŋ \(f(\mathbf{x})=\frac{\mathbf{x}}{1+\mathbf{x}}\) āĻšāϞā§, \(f\left(\frac{2}{3}\right) \div f\left(\frac{3}{2}\right)\) āϏāĻŽāĻžāύ-
- \(\frac{2}{3}\)
- 3
- 2
- \(\frac{3}{2}\)
Ans. \(\frac{2}{3}\)
- (5,0) āĻāĻŦāĻ (0, 5) āĻŦāĻŋāύā§āĻĻā§āϤ⧠āĻ
āĻā§āώāϰā§āĻāĻžāĻĻā§āĻŦāϝāĻŧāĻā§ āϏā§āĻĒāϰā§āĻļāĻāĻžāϰ⧠āĻŦā§āϤā§āϤā§āϰ āϏāĻŽā§āĻāϰāĻŖ-
- \(x^{2}+y^{2}+10 x-10 y-25=0\)
- \(x^{2}+y^{2}+10 x+10 y+25=0\)
- \(x^{2}+y^{2}-10 x+10 y-25=0\)
- \(x^{2}+y^{2}-10 x-10 y+25=0\)
Ans. \(x^{2}+y^{2}-10 x-10 y+25=0\)
- āĻāĻāĻāĻŋ āĻāĻžāĻĄāĻŧāĻŋ āϏā§āĻĨāĻŋāϤāĻžāĻŦāϏā§āĻĨāĻž āĻšāϤ⧠āϏāĻŽāϤā§āĻŦāϰāĻŖā§ āĻāϞāĻž āĻļā§āϰ⧠āĻāϰ⧠5.0 āϏā§āĻā§āύā§āĻĄā§ 75 āĻŽāĻŋāĻ/āϏā§āĻ āĻāϤāĻŋāĻŦā§āĻ āĻĒā§āϰāĻžāĻĒā§āϤ āĻšāϞāĨ¤ āĻāĻžāĻĄāĻŧāĻŋāĻāĻŋāϰ āϤā§āĻŦāϰāĻŖ-
- \(15 \mathrm{~m} / \mathrm{s}^{2}\)
- \(12 \mathrm{~m} / \mathrm{s}^{2}\)
- \(18 \mathrm{~m} / \mathrm{s}^{2}\)
- \(7 \mathrm{~m} / \mathrm{s}^{2}\)
Ans. \(15 \mathrm{~m} / \mathrm{s}^{2}\)
- āϝāĻĻāĻŋ \(A=\left(\begin{array}{cc}2 & -3 \\ 3 & 2\end{array}\right)\) āĻšāϝāĻŧ, āϤāĻŦā§ \(\mathbf{A}^{2}\) āϏāĻŽāĻžāύ-
- \(\left(\begin{array}{cc}-5 & 12 \\ -12 & 5\end{array}\right)\)
- \(\left(\begin{array}{cc}5 & -12 \\ -12 & 5\end{array}\right)\)
- \(\left(\begin{array}{cc}-5 & 12 \\ 12 & -5\end{array}\right)\)
- \(\left(\begin{array}{cc}-5 & -12 \\ 12 & -5\end{array}\right)\)
Ans. \(\left(\begin{array}{cc}-5 & -12 \\ 12 & -5\end{array}\right)\)
- āϝāĻĻāĻŋ \(A=\{1,2,3\}, B=\{4,5,6\}\) āĻāĻŦāĻ \(\mathbf{R}=\{(1,4),(2,5)\)\((3,4)\}\) āĻšāϝāĻŧ, āϤāĻŦā§ āĻā§āύāĻāĻŋ āϏāϤā§āϝ āĻāĻā§āϤāĻŋ?
- R āĻāĻāĻāĻŋ āĻĢāĻžāĻāĻļāύ āϝāĻžāϰ āĻĄāĻžā§āĻŽā§āύ A
- R āĻāĻāĻāĻŋ āĻĢāĻžāĻāĻļāύ āϝāĻžāϰ āϰā§āĻā§āĻ B
- R āĻāĻāĻāĻŋ āĻāĻ-āĻāĻ āĻĢāĻžāĻāĻļāύ
- R āĻāĻāĻāĻŋ āϏāĻžāϰā§āĻŦāĻŋāĻ āĻĢāĻžāĻāĻļāύ
Ans. R āĻāĻāĻāĻŋ āĻĢāĻžāĻāĻļāύ āϝāĻžāϰ āĻĄāĻžā§āĻŽā§āύ A
- 1 āĻĨā§āĻā§ 99 āĻĒāϰā§āϝāύā§āϤ āϏāĻāĻā§āϝāĻžāĻā§āϞāĻŋ āĻĨā§āĻā§ āĻĻā§āĻŦāĻāϝāĻŧāύ āĻĒāĻĻā§āϧāϤāĻŋāϤ⧠āĻāĻāĻāĻŋ āϏāĻāĻā§āϝāĻž āύā§āĻāϝāĻŧāĻž āĻšāϞ āϏāĻāĻā§āϝāĻžāĻāĻŋ āĻŦāϰā§āĻāϏāĻāĻā§āϝāĻž āĻšāĻāϝāĻŧāĻžāϰ āϏāĻŽā§āĻāĻžāĻŦāύāĻž-
- \(\frac{1}{11}\)
- \(\frac{10}{99}\)
- \(\frac{4}{33}\)
- \(\frac{1}{10}\)
Ans. \(\frac{1}{11}\)
- \(\tan ^{-1} 1+\tan ^{-1} \frac{1}{2}+\tan ^{-1} \frac{1}{3}\) āĻāϰ āĻŽāĻžāύ-
- \(\frac{\pi}{2}\)
- \(\frac{3 \pi}{2}\)
- \(\pi\)
- \(\frac{\pi}{3}\)
Ans. \(\frac{\pi}{2}\)
- \(6 x^{2}-5 x+1=0\) āϏāĻŽā§āĻāϰāĻŖā§āϰ āĻŽā§āϞāĻĻā§āĻŦāϝāĻŧ \(\alpha, \beta\) āĻšāϞā§, \(\frac{1}{\alpha}, \frac{1}{\beta}\) āĻŽā§āϞāĻŦāĻŋāĻļāĻŋāώā§āĻ āϏāĻŽā§āĻāϰāĻŖāĻāĻŋ āĻšāĻŦā§-
- \(5 x^{2}+2 x-6=0\)
- \(x^{2}-5 x+6=0\)
- \(3 x^{2}-2 x+5=0\)
- \(x^{2}-6 x+5=0\)
Ans. \(x^{2}-5 x+6=0\)
- āĻāĻāĻ āĻŦāĻŋāύā§āĻĻā§āϤ⧠āĻĒāϰāĻŋāĻŦāϰā§āϤāύāĻļā§āϞ āĻā§āĻŖā§ āĻĒā§āϰāϝā§āĻā§āϤ āĻĻā§āĻāĻāĻŋ āĻŦāϞā§āϰ āϞāĻŦā§āϧāĻŋāϰ āĻŦā§āĻšāϤā§āϤāĻŽ āĻŽāĻžāύ 17N; āĻŦāϞ āĻĻā§āĻāĻāĻŋ āϞāĻŽā§āĻŦāĻāĻžāĻŦā§ āĻā§āϰāĻŋāϝāĻŧāĻžāĻļā§āϞ āĻšāϞ⧠āϞāĻŦā§āϧāĻŋāϰ āĻŽāĻžāύ āĻšāϝāĻŧ 13NāĨ¤ āĻŦāϞ āĻĻā§āĻāĻāĻŋāϰ āϞāĻŦā§āϧāĻŋāϰ āĻā§āώā§āĻĻā§āϰāϤāĻŽ āĻŽāĻžāύ-
- \(6 \mathrm{~N}\)
- \(7 \mathrm{~N}\)
- \(5 \mathrm{~N}\)
- \(8 \mathrm{~N}\)
Ans. \(7 \mathrm{~N}\)
- k āĻāϰ āϝ⧠āĻŽāĻžāύā§āϰ āĻāύā§āϝ āϏāĻŽā§āĻāϰāĻŖ \((\mathbf{k}+1) \mathbf{x}^{2}+4(\mathbf{k}-\mathbf{2}) \mathbf{x}+\)\(\mathbf{2 k}=\mathbf{0}\) āĻāϰ āĻŽā§āϞ āĻĻā§āĻāĻāĻŋ āϏāĻŽāĻžāύ āĻšāĻŦā§ āϤāĻž-
- 4
- 8
- 2
- 3
Ans. 8
- āĻŦāĻžāϰāĻāĻŋ āĻŦāĻāϝāĻŧā§āϰ āĻŽāϧā§āϝ⧠āĻĒāĻžāĻāĻāĻŋ āĻŦāĻ āĻāϤ āĻĒā§āϰāĻāĻžāϰ⧠āĻŦāĻžāĻāĻžāĻ āĻāϰāĻž āϝāĻžāϝāĻŧ āϝāĻžāϤ⧠āύāĻŋāϰā§āĻĻāĻŋāώā§āĻ āĻĻā§āĻāĻāĻŋ āĻŦāĻ āϏāϰā§āĻŦāĻĻāĻž āĻŦāĻžāĻĻ āĻĨāĻžāĻā§?
- 120
- 225
- 252
- \(128 \pm 8\)
Ans. 252
- \(\sin ^{2} 10^{0}+\sin ^{2} 20^{0}+\ldots \ldots \ldots+\sin ^{2} 80^{\circ}+\sin ^{2} 90^{\circ}\) āĻāϰ āĻŽāĻžāύ-
- 5
- 6
- 4
- 3
Ans. 5
- \(\frac{\sin 75^{\circ}+\sin 15^{\circ}}{\sin 75^{\circ}-\sin 15^{\circ}}\) āϏāĻŽāĻžāύ-
- \(\sqrt{3}\)
- \(\sqrt{2}\)
- \(\frac{1}{\sqrt{2}}\)
- \(\frac{1}{\sqrt{3}}\)
Ans. \(\sqrt{3}\)
- ABC āϤā§āϰāĻŋāĻā§āĻā§ \(\cos A+\cos C=\sin B\) āĻšāϞā§\(\angle \mathbf{A}\) āϏāĻŽāĻžāύ-
- 30°
- 60°
- 90°
- 45°
Ans. 90°
- \(2 \hat{\mathbf{i}}+\mathbf{a} \hat{\mathbf{j}}+\hat{\mathbf{k}}\) āĻāĻŦāĻ \(-4 \hat{\mathbf{i}}+2 \hat{\mathbf{j}}+2 \hat{\mathbf{k}}\) āĻā§āĻā§āĻāϰāĻĻā§āĻŦāϝāĻŧ āĻĒāϰāϏā§āĻĒāϰ āϞāĻŽā§āĻŦ āĻšāĻŦā§ āϝāĻĻāĻŋ a āĻāϰ āĻŽāĻžāύ āĻšāϝāĻŧ-
- -3
- 5
- -5
- 3
Ans. 3
- \(y^{2}=x\) āĻāĻŦāĻ\(y=x^{2}\) āĻŦāĻā§āϰāϰā§āĻāĻžāĻĻā§āĻŦāϝāĻŧ āĻĻā§āĻŦāĻžāϰāĻž āĻāĻŦāĻĻā§āϧ āĻāϞāĻžāĻāĻžāϰ āĻā§āώā§āϤā§āϰāĻĢāϞ-
- \(\frac{1}{12}\) sq units
- \(\frac{1}{3}\) sq units
- \(\frac{1}{2}\) sq units
- \(\frac{1}{6}\) sq units
Ans. \(\frac{1}{3}\) sq units
- āĻĻā§āĻŦāĻŋāĻŽāĻŋāĻ āϏāĻāĻā§āϝāĻž 101111 āĻā§ āĻĻāĻļāĻŽāĻŋāĻ āĻĒāĻĻā§āϧāϤāĻŋāϤ⧠āĻĒā§āϰāĻāĻžāĻļ āĻāϰāϞ⧠āĻšāϝāĻŧ-
- 61
- 47
- 45
- 49
Ans. 47
-
\(\underset {x \rightarrow 0} {\overset { } {\mathrm lim} } \frac{\sqrt{3+x}-\sqrt{3-x}}{x}\) āĻāϰ āĻŽāĻžāύ
- \(\frac{\sqrt{3}}{2}\)
- \(\frac{1}{2}\)
- \(\frac{1}{\sqrt{2}}\)
- \(\frac{1}{\sqrt{3}}\)
Ans. \(\frac{1}{\sqrt{3}}\)
- (1, -1) āĻāĻŦāĻ (2, 4) āĻŦāĻŋāύā§āĻĻā§āĻĻā§āĻŦāϝāĻŧā§āϰ āϏāĻāϝāĻžā§āĻāĻ āϏāϰāϞāϰā§āĻāĻžāϰ āϞāĻŽā§āĻŦ āϏāĻŽāĻĻā§āĻŦāĻŋāĻāύā§āĻĄāĻā§āϰ āϏāĻŽā§āĻāϰāĻŖ-
- \(x+3 y-6=0\)
- \(x+y-9=0\)
- \(x-3 y-6=0\)
- \(x+5 y-9=0\)
Ans. \(x+5 y-9=0\)
- \(1.2+2.3+3.4+\ldots \ldots\)āϧāĻžāϰāĻžāĻāĻŋāϰ n-āϤāĻŽ āĻĒāĻĻ āĻĒāϰā§āϝāύā§āϤ āϝāĻžā§āĻāĻĢāϞ-
- \(\frac{1}{2} n(n+2)(2 n+3)\)
- \(\frac{1}{3} n(n+1)(n+2)\)
- \(\frac{1}{2} n(n+1)(2 n+1)\)
- \(\frac{1}{2} n(n+1)(3 n+1)\)
Ans. \(\frac{1}{3} n(n+1)(n+2)\)
Biology
-
āĻŽā§āύā§āĻĄā§āϞ āĻāĻĻā§āĻāĻŋāĻĻā§āϰ āĻŦāĻāĻļāĻāϤāĻŋāϰ āĻāĻĒāϰ āϤāĻžāϰ āĻĒāϰā§āĻā§āώāĻž-āύāĻŋāϰā§āĻā§āώāĻžāϰ āĻĢāϞāĻžāĻĢāϞ āĻĒā§āϰāĻĨāĻŽ āĻāĻāύ āĻĒā§āϰāĻāĻžāĻļ āĻāϰā§āύ?
- ⧧⧝ā§Ļā§Ļ āϏāĻžāϞā§
- ⧧⧝ā§Ļā§Š āϏāĻžāϞā§
- ā§§ā§Žā§Žā§Ģ āϏāĻžāϞā§
- ā§§ā§Žā§Ŧā§Ŧ āϏāĻžāϞā§
Ans. ā§§ā§Žā§Ŧā§Ŧ āϏāĻžāϞā§
-
āύāĻŋāĻā§āϰ āĻā§āύāĻāĻŋ āĻĒā§āύā§āĻā§āĻ āϏā§āϝā§āĻāĻžāϰ?
- āĻāϰāĻŋāĻĨā§āϰā§āĻ
- āϰāĻžāĻāĻŦāĻžā§āĻ
- āĻā§āĻā§āĻ
- āĻā§āϰā§āĻā§āĻā§āĻ
Ans. āϰāĻžāĻāĻŦāĻžā§āĻ
- āĻŽāĻŋāϝāĻŧāĻžā§āϏāĻŋāϏ āĻā§āώ āĻŦāĻŋāĻāĻžāĻāύā§āϰ āĻā§āύ āĻĒāϰā§āϝāĻžāϝāĻŧā§ āĻāĻžāϝāĻŧāĻžāĻāĻŽāĻžāĻāĻž āĻĻā§āώā§āĻāĻŋāĻāĻžā§āĻāϰ āĻšāϝāĻŧ?
- āĻāĻžāĻāĻāĻžā§āĻāĻŋāύ
- āϞā§āĻĒā§āĻā§āĻāĻŋāύ
- āĻĄāĻŋāĻĒā§āϞā§āĻāĻŋāύ
- āĻĄāĻžāϝāĻŧāĻžāĻāĻžāĻāύā§āϏāĻŋāϏ
Ans. āĻĄāĻŋāĻĒā§āϞā§āĻāĻŋāύ
- āĻā§āύā§āĻāĻŋāĻ āĻāĻā§āĻāĻŋāύāĻŋāϝāĻŧāĻžāϰāĻŋāĻ āĻāϰ āĻā§āώā§āϤā§āϰ⧠āϰā§āϏā§āĻā§āϰāĻŋāĻāĻļāύ āĻāύāĻāĻžāĻāĻŽā§āϰ āĻāĻžāĻ āĻāĻŋ?
- DNA āĻ āĻŖā§āϰ āĻŦā§āĻĻā§āϧāĻŋāĻāϰāĻŖ
- DNA āĻ āĻŖā§āϰ āύāĻŋāϰā§āĻĻāĻŋāώā§āĻ āϏā§āĻĨāĻžāύ⧠āĻāϰā§āϤāύ
- DNA āĻ āĻŖā§āϰ āĻāĻžāĻāĻž āĻ āĻāĻļ āĻā§āĻĄāĻŧāĻž āϞāĻžāĻāĻžāύāĻžā§
- DNA āĻ āĻŖā§āϰ āĻšāĻžāĻāĻĄā§āϰā§āĻā§āύ āĻŦāύā§āϧāύ āĻā§āĻā§ āĻĻā§āĻāϝāĻŧāĻž
Ans. DNA āĻ āĻŖā§āϰ āύāĻŋāϰā§āĻĻāĻŋāώā§āĻ āϏā§āĻĨāĻžāύ⧠āĻāϰā§āϤāύ
- āĻŽāĻžāύāĻŦāĻĻā§āĻšā§ āϏā§āĻĒāĻžāĻāύāĻžāϞ āĻ
ā§āϝāĻžāĻāϏā§āϏāϰāĻŋ āϏā§āύāĻžāϝāĻŧā§āϰ āĻāĻžāĻ āĻā§?
- āĻāĻŋāĻšā§āĻŦāĻžāϰ āϏāĻā§āĻāĻžāϞāύ
- āĻĒāĻžāĻāϏā§āĻĨāϞā§āϰ āϏāĻā§āĻāĻžāϞāύ
- āĻŽā§āĻāĻŦāĻŋāĻŦāϰ āϏāĻā§āĻāĻžāϞāύ
- āĻŽāĻžāĻĨāĻž āĻ āĻāĻžāϧā§āϰ āϏāĻā§āĻāĻžāϞāύ
Ans. āĻŽāĻžāĻĨāĻž āĻ āĻāĻžāϧā§āϰ āϏāĻā§āĻāĻžāϞāύ
-
āĻā§āύ āϏāĻŽā§āĻĒā§āϰāĻĻāĻžāϝāĻŧā§āϰ āĻāĻĻā§āĻāĻŋāĻĻā§ āϏāĻžāϧāĻžāϰāĻŖāϤ āĻŦāĻžāϝāĻŧā§āĻā§āĻ āϰāĻŋ āĻĒāĻžāĻāϝāĻŧāĻž āϝāĻžāϝāĻŧ?
- āĻŽāϰ⧠āĻāĻĻā§āĻāĻŋāĻĻā§
- āĻŽā§āϏāϏāĻžāĻĢāĻžāĻāĻā§
- āĻāϞāĻ āĻāĻĻā§āĻāĻŋāĻĻā§āϰ
- āϞāĻžā§āύāĻž āĻāĻĻā§āĻāĻŋāĻĻā§
Ans. āĻāϞāĻ āĻāĻĻā§āĻāĻŋāĻĻā§āϰ
-
āĻā§āύāĻāĻŋ āĻ
ā§āϝāĻžāϰāĻžā§āĻŽā§āĻāĻŋāĻ āĻ
ā§āϝāĻžāĻŽāĻŋāύāĻžā§ āĻ
ā§āϝāĻžāϏāĻŋāĻĄ?
- āĻāĻžāĻāϰāĻžā§āϏāĻŋāύ
- āϏāĻŋāϏā§āĻāĻŋāύ
- āϞāĻžāĻāϏāĻŋāύ
- āĻāĻžāĻāϏāĻŋāύ
Ans. āĻāĻžāĻāϰāĻžā§āϏāĻŋāύ
- āϝāĻāύ āĻĻā§āĻāĻāĻŋ āĻĻā§āϰāĻŦāĻŖā§āϰ āĻāύāϤā§āĻŦ āϏāĻŽāĻžāύ āĻšāϝāĻŧ āϤāĻāύ āϤāĻžāĻā§ āĻŦāϞā§-
- āĻšāĻžāĻāĻĒāĻžā§āĻāύāĻŋāĻ āĻĻā§āϰāĻŦ
- āϏā§āϝāĻžāĻā§āϰā§āĻā§āĻĄ
- āĻšāĻžāĻāĻĒāĻžāĻāύāĻŋāĻ āĻĻā§āϰāĻŦāĻŖ
- āĻāĻāϏāĻžā§āĻāύāĻŋāĻ āĻĻā§āϰāĻŦāĻŖ
Ans. āĻāĻāϏāĻžā§āĻāύāĻŋāĻ āĻĻā§āϰāĻŦāĻŖ
- āĻ
āĻāĻŋāĻŦā§āϝāĻā§āϤāĻŋāϰ āĻāĻžāĻāĻāĻžāĻŽāĻžāϞ āĻšāĻŋāϏā§āĻŦā§ āĻŽāĻŋāĻāĻā§āĻļāύā§āϰ āĻāĻĨāĻž āĻā§ āϏāϰā§āĻŦāĻĒā§āϰāĻĨāĻŽ āĻāϞā§āϞā§āĻ āĻāϰā§āύ?
- āĻšāĻžāĻā§āϏāϞā§
- āĻĄāĻžāϰāĻāĻāύ
- āϞā§āϝāĻžāĻŽāĻžāϰā§āĻ
- āĻĻā§āϝ āĻāĻŋāϏ
Ans. āĻĻā§āϝ āĻāĻŋāϏ
- āĻā§āύāĻāĻŋ āĻŽāĻŋāĻĨāĻžā§āĻā§āĻŦā§ āύāĻžāĻāĻā§āϰā§āĻā§āύ āϏāĻāĻŦāύā§āϧāύ⧠āĻ
āĻāĻļāĻā§āϰāĻšāĻŖ āĻāϰā§?
- Azotobacter
- Xanthomonas
- Agrobacterium
- Rhizobium
Ans. Rhizobium
- āĻŽāĻžāύā§āώā§āϰ āĻŽāϧā§āϝ⧠āϏā§āϰā§āĻŦā§āϰāĻžāϞ āĻŽā§āϝāĻžāϞā§āϰāĻŋāϝāĻŧāĻž Plasmodium-āĻāϰ āĻā§āύ āĻĒā§āϰāĻāĻžāϤāĻŋāϰ?
- Plasmodium vivax
- Plasmodium ovale
- Plasmodium falciperum
- Plasmodium malariae
Ans. Plasmodium falciperum
- āĻŽāĻŋāĻāĻā§āĻļāύ āĻŦāϞāϤ⧠āĻāĻŋ āĻŦāĻžā§āĻāĻžāϝāĻŧ?
- āϏāĻāĻāϰāĻžāϝāĻŧāύ
- āĻĒā§āϰāĻžāĻā§āϤāĻŋāĻ āύāĻŋāϰā§āĻŦāĻžāĻāύ
- āĻĒā§āύāϰā§āĻŦāĻŋāύāĻžāϏ
- āĻŦāĻāĻļāĻāϤāĻŋāϰ āĻāĻāϏā§āĻŽāĻŋāĻ āĻ āϏā§āĻĨāĻžāϝāĻŧā§ āĻĒāϰāĻŋāĻŦāϰā§āϤāύ
Ans. āĻŦāĻāĻļāĻāϤāĻŋāϰ āĻāĻāϏā§āĻŽāĻŋāĻ āĻ āϏā§āĻĨāĻžāϝāĻŧā§ āĻĒāϰāĻŋāĻŦāϰā§āϤāύ
- āĻĒā§āĻā§āϰā§āϰ āĻŦāĻžāϏā§āϤā§āϤāύā§āϤā§āϰ⧠āĻā§āĻĒāĻžāĻĻāĻ āĻā§āύāĻāĻŋ?
- āĻŦā§āϝāĻžāĻāĻā§āϰāĻŋāϝāĻŧāĻž
- āĻĢāĻžāĻāĻā§āĻĒā§āϞāĻžāĻā§āĻāĻāύ
- āĻā§āĻĒāĻžāĻā§āĻāĻāύ
- āĻāϤā§āϰāĻžāĻ
Ans. āĻĢāĻžāĻāĻā§āĻĒā§āϞāĻžāĻā§āĻāĻāύ
- āĻā§āϰā§āĻŽāĻžā§āϏāĻžā§āĻŽāĻā§ āĻāĻŋāϰ⧠āϝ⧠āĻĒāĻžāϤāϞāĻž āĻāĻŦāϰāĻŖ āĻĨāĻžāĻā§ āϤāĻžāϰ āύāĻžāĻŽ āĻāĻŋ?
- āĻāĻŋāύāĻžā§āĻŽ
- āĻ ā§āϝāĻžāύā§āϞāĻŋ
- āĻā§āϰā§āĻŽāĻžāĻāĻŋāύ āĻāĻžāϞāĻŋāĻāĻž
- āĻĒā§āϞāĻŋāĻāϞ
Ans. āĻĒā§āϞāĻŋāĻāϞ
- āĻā§āύ āĻĢāϞāĻāĻŋāϤ⧠āĻāϰāĻŋāϞ āĻāĻā§?
- āĻāĻŽ
- āĻāϞāĻž
- āϞāĻŋāĻā§
- āĻāύāĻžāϰāϏ
Ans. āϞāĻŋāĻā§
- āĻā§āύ āĻāĻĻā§āĻāĻŋāĻĻā§ \(\mathrm{C}_{4}\) āĻĻā§āĻāĻž āϝāĻžāϝāĻŧ?
- āĻāĻā§āώā§
- āĻāĻžāĻāĻ āĻžāϞ
- āĻāĻŽ
- āύāĻžāϰāĻŋāĻā§āϞ
Ans. āĻāĻā§āώā§
- āĻā§āύ āĻĒā§āϰāĻā§āϤāĻā§āώ⧠āĻāĻĻā§āĻāĻŋāĻĻā§āϰ āĻĻā§āĻš āĻā§āώā§āϰ āϏāĻā§āĻāĻŋāϤ āĻāĻžāĻĻā§āϝ⧠āĻā§āϞāĻžāĻāĻā§āĻā§āύ āĻĒāĻžāĻāϝāĻŧāĻž āϝāĻžāϝāĻŧ?
- āĻļā§āĻŦāĻžāϞā§
- āĻŽāϏā§
- āĻĢāĻžāϰā§āύā§
- āĻāϤā§āϰāĻžāĻā§
Ans. āĻāϤā§āϰāĻžāĻā§
- āĻā§āύāĻāĻŋ DNA -āĻāϰ āύāĻžāĻāĻā§āϰā§āĻā§āύ āĻŦā§āϏ āύāϝāĻŧ?
- āϏāĻžāĻāĻā§āϏāĻŋāύ
- āĻĨāĻžāĻāĻŽāĻŋāύ
- āĻāĻāϰāĻžāϏāĻŋāϞ
- āĻā§āϝāĻŧāĻžāύāĻŋāύ
Ans. āĻāĻāϰāĻžāϏāĻŋāϞ
- āϏāĻžāϝāĻŧāĻžāύāĻžā§āĻŦā§āϝāĻžāĻāĻā§āϰāĻŋāϝāĻŧāĻž āύā§āϞāĻžāĻ āϏāĻŦā§āĻ āĻĻā§āĻāĻžāϝāĻŧ, āĻāĻžāϰāĻŖ āĻāϤ⧠āĻāĻā§ āĻ
āϧāĻŋāĻ-
- āĻā§āϞā§āϰāĻžā§āĻĢāĻŋāϞ-āĻ
- āϏāĻŋ-āĻĢāĻžāĻāĻā§ āĻāϰāĻŋāĻĨā§āϰāĻŋāύ
- āϏāĻŋ-āĻĢāĻžāĻāĻā§āϏāĻžāϝāĻŧāĻžāύāĻŋāύ
- āĻā§āϝāĻžāύā§āĻĨāĻžā§āĻĢāĻŋāϞ
Ans. āϏāĻŋ-āĻĢāĻžāĻāĻā§āϏāĻžāϝāĻŧāĻžāύāĻŋāύ
- āĻāĻĻā§āĻāĻŋāĻĻā§āϰ āύāĻŋāĻāĻā§āϞāĻŋāϝāĻŧāĻžāϏāĻŦāĻŋāĻšā§āύ āĻā§āĻŦāύā§āϤ āĻā§āώ āĻā§āύāĻāĻŋ?
- Chlamydomonas
- āĻā§āϝāĻžāĻŽā§āĻŦāĻŋāϝāĻŧāĻžāĻŽ āĻā§āώ
- āϏāĻŋāĻāύāϞ
- āϏāĻā§āĻā§āĻā§āώ
Ans. āϏāĻŋāĻāύāϞ
- āĻĒāĻžāĻāϏā§āĻĨāϞā§āϤ⧠āĻšāĻžāĻāĻĄā§āϰā§āĻā§āϞā§āϰāĻŋāĻ āĻāϏāĻŋāĻĄ āύāĻŋāĻāϏā§āϤ āĻšāϝāĻŧ āĻā§āύ āĻā§āώ āĻšāϤā§?
- āĻŽāĻŋāĻāĻāĻžāϏ āĻā§āώ
- āϝāĻā§āϤā§āϰ āĻā§āώ
- āĻāĻŋāĻĢ āĻā§āώ
- āĻĒā§āϝāĻžāϰāĻžāĻāĻāĻžāϞ āĻā§āώ
Ans. āĻĒā§āϝāĻžāϰāĻžāĻāĻāĻžāϞ āĻā§āώ
- āĻā§āύāĻāĻŋāϤ⧠āύā§āĻĢā§āϰāĻŋāĻĄāĻŋāϝāĻŧāĻž āύā§āĻ?
- Metaphire posthuma
- Hirudinaria viridis
- Wuchereria bancrofti
- Neanthes virens
Ans. Wuchereria bancrofti
- āĻā§āĻĨāĻžāϝāĻŧ āĻāϏā§āĻā§āϰā§āĻā§āύ āϤā§āϰāĻŋ āĻšāϝāĻŧ?
- āĻļā§āĻā§āϰāĻžāĻļāϝāĻŧā§
- āĻĄāĻŋāĻŽā§āĻŦāĻžāĻļāϝāĻŧā§
- āĻ āĻā§āύā§āϝāĻžāĻļāϝāĻŧā§
- āĻŦā§āĻā§āĻā§
Ans. āĻĄāĻŋāĻŽā§āĻŦāĻžāĻļāϝāĻŧā§
- āύāĻŋāĻāϰā§āĻāĻāĻŋāĻ āĻĒā§āϰāĻžāĻŖāĻŋāĻā§āĻāĻžā§āϞāĻŋāĻ āĻāϞāĻžāĻāĻžāϝāĻŧ āĻā§āύ āĻĻā§āĻļāĻāĻŋ āĻ
āύā§āϤāϰā§āĻā§āĻā§āϤ?
- āĻāϤā§āϤāϰ āĻāĻŽā§āϰāĻŋāĻāĻž
- āĻĻāĻā§āώāĻŋāĻŖ āĻāĻŽā§āϰāĻŋāĻāĻž
- āĻā§āύ
- āĻāĻĨāĻŋāĻāĻĒāĻŋāϝāĻŧāĻž
Ans. āĻāϤā§āϤāϰ āĻāĻŽā§āϰāĻŋāĻāĻž
- āύā§āĻĢā§āϰāύā§āϰ āĻā§āύ āĻ
āĻāĻļāĻāĻŋ āĻāĻžāĻāύāĻŋāϰ āĻāĻžāĻ āĻāϰā§?
- āĻšā§āύāϞāĻŋāϰ āϞā§āĻĒ
- āĻŽā§āϝāĻžāϞāĻĒāĻŋāĻāĻŋāϝāĻŧāĻžāύ āύāĻžāϞāĻŋāĻāĻž
- āĻŦā§āϝā§āĻŽā§āϝāĻžāύā§āϏ āĻā§āϝāĻžāĻĒāϏā§āϞ
- āĻā§āϞā§āĻŽā§āϰā§āϞāĻžāϏ
Ans. āĻā§āϞā§āĻŽā§āϰā§āϞāĻžāϏ
- āĻŦāĻžāϝāĻŧāĻžā§āĻā§āϝāĻžāϏā§āϰ āĻĒā§āϰāϧāĻžāύ āĻāĻĒāĻžāĻĻāĻžāύ āĻā§āύāĻāĻŋ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻšāĻžāĻāĻĄā§āϰā§āĻā§āύ
- āύāĻžāĻāĻā§āϰā§āĻā§āύ
- āĻŽāĻŋāĻĨā§āύ
- āĻāĻĨā§āύ
Ans. āĻŽāĻŋāĻĨā§āύ
- āϤā§āϞāĻžāĻĒāĻžā§āĻāĻžāϰ āĻĒā§āώā§āĻ āĻĻā§āĻļā§āϝāĻŧ āĻā§āϞā§āϰāĻžāĻāĻ-āĻāϰ āύāĻžāĻŽ āĻā§?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻāĻžāϰā§āĻāĻžāĻŽ
- āϏā§āĻāĻžāϰā§āύāĻžāĻŽ
- āĻĒā§āϰāĻž
- āĻĒā§āϰāĻžā§āĻā§āύāĻžāĻŽ
Ans. āĻāĻžāϰā§āĻāĻžāĻŽ
- āĻā§āĻŦāĻāĻāϤā§āϰ āĻĢāĻžāĻāĻ āĻāĻŋāĻāĻĄāĻŽ āĻĒāĻĻā§āϧāϤāĻŋ āĻĒā§āϰāϏā§āϤāĻžāĻŦ āĻāϰā§āύ āĻā§?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻā§āϰāύāĻā§āĻāϏā§āĻ
- āĻāĻā§āĻāϞāĻžāϰ
- āĻšā§āĻāĻā§āĻāĻžāϰ
- āĻŽāĻžāϰāĻā§āϞāĻŋāϏ
Ans. āĻšā§āĻāĻā§āĻāĻžāϰ
- āĻĄāĻžāϞāĻāĻžāϤā§āϝāĻŧ āĻāĻĻā§āĻāĻŋāĻĻāϏāĻŽā§āĻš āύāĻŋāĻā§āϰ āĻā§āύ āĻāĻžā§āϤā§āϰā§āϰ āĻ
āύā§āϤāϰā§āĻāϤ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āϞāĻŋāϞāĻŋāϝāĻŧā§āϏāĻŋ
- āϞāĻŋāĻāĻŋāĻāĻŽāĻŋāύāĻžā§āϏāĻŋ
- āĻā§āϰā§āϏāĻŋāĻĢā§āϰāĻŋ
- āϏāĻžā§āϞāĻžāύā§āϏāĻŋ
Ans. āϞāĻŋāĻāĻŋāĻāĻŽāĻŋāύāĻžā§āϏāĻŋ
- āϤā§āϞāĻžāĻĒāĻžā§āĻāĻžāϰ āĻĒāϰāĻŋāĻĒāĻžāĻāϤāύā§āϤā§āϰā§āϰ āĻāĻŋāĻāĻžāϰā§āĻĄā§ āĻāϝāĻŧāĻāĻŋ āĻĻāĻžāĻāϤ āĻĨāĻžāĻā§?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻĻā§āĻāĻāĻŋ
- āĻāĻžāϰāĻāĻŋ
- āĻāϝāĻŧāĻāĻŋ
- āĻāĻāĻāĻŋ
Ans. āĻāϝāĻŧāĻāĻŋ
āĻŦāĻžāĻāϞāĻž
- āĻŦāύā§āϧāύ⧠āĻāĻŋāĻšā§āύ āĻŦā§āϝāĻŦāĻšā§āϤ āĻšāϝāĻŧ?
- āĻĒā§āϰāĻļā§āύā§
- āĻŦā§āϝāĻžāĻā§āϝāĻžāϝāĻŧ
- āύāĻŋāϰā§āĻĻā§āĻļāύāĻžāϝāĻŧ
- āĻŦāĻŋāϏā§āĻŽāϝāĻŧā§
Ans. āĻŦā§āϝāĻžāĻā§āϝāĻžāϝāĻŧ
- âāĻāύāĻā§āϰāĻžâ āĻļāĻŦā§āĻĻā§ āĻā§āύ āĻāĻĒāϏāϰā§āĻ āϝā§āĻā§āϤ āĻšāϝāĻŧā§āĻā§?
- āĻŦāĻžāĻāϞāĻž
- āĻĢāĻžāϰāϏāĻŋ
- āĻāĻāϰā§āĻāĻŋ
- āĻāϰāĻŦāĻŋ
Ans. āĻŦāĻžāĻāϞāĻž
- âāĻā§āϤâ āĻāϰ āĻŦāĻŋāĻĒāϰā§āϤāĻžāϰā§āĻĨāĻ āĻļāĻŦā§āĻĻ-
- āĻŦāϰā§āϤāĻŽāĻžāύ
- āĻāĻžāĻŦā§
- āĻĒā§āϰā§āϤ
- āϏāĻŽā§āĻāĻŦ
Ans. āĻāĻžāĻŦā§
- āĻā§āύāĻāĻŋ āĻĒā§āϰāĻŦāĻāύ?
- āϞā§āĻā§ āĻāĻžā§āĻŦāϰā§
- āϏāĻŦā§āϧāύ āύā§āϞāĻŽāĻŖāĻŋ
- āϏā§āĻā§ āĻĨāĻžāĻāϤ⧠āĻā§āϤ⧠āĻāĻŋāϞāĻžāϝāĻŧ
- āĻĒāϰā§āϰ āϧāύ⧠āĻĒāĻžā§āĻĻā§āĻĻāĻžāϰāĻŋ
Ans. āϏā§āĻā§ āĻĨāĻžāĻāϤ⧠āĻā§āϤ⧠āĻāĻŋāϞāĻžāϝāĻŧ
- ‘āϧā§āĻā§āύāĻŋ’ āĻšāϞāĻžā§-
- āĻŦāĻžāĻāĻļā§āϰ āĻā§āĻĄāĻŧāĻŋ
- āĻŽāĻžāĻāĻŋāϰ āĻĒāĻžāϤāĻŋāϞ
- āĻĒāĻŋāĻ āĻž
- āĻā§āϞāĻž
Ans. āĻŦāĻžāĻāĻļā§āϰ āĻā§āĻĄāĻŧāĻŋ
- ‘āϤāϰ⧠āϤāĻžāϰ āĻāϏā§āĻā§ āĻāĻŋ?’ āĻāϰāĻŖāĻžāĻāĻļāĻāĻŋ āĻā§āύ āĻāĻŦāĻŋāϤāĻžāϰ āĻ
āύā§āϤāϰā§āĻāϤ?
- āϏāĻžā§āύāĻžāϰ āϤāϰā§
- āϧāύā§āϝāĻŦāĻžāĻĻ
- āϤāĻžāĻšāĻžāϰā§āĻ āĻĒāĻĄāĻŧā§ āĻŽāύā§
- āĻĒāĻžāĻā§āĻā§āϰāĻŋ
Ans. āϤāĻžāĻšāĻžāϰā§āĻ āĻĒāĻĄāĻŧā§ āĻŽāύā§
- âāύā§āĻŦāĻžāϰâ āĻāϰ āĻļāĻŦā§āĻĻāĻžāϰā§āĻĨ-
- āϤā§āĻŖāϧāĻžāύā§āϝ
- āĻāĻā§āώā§
- āĻā§āϰāĻšāĻŖ
- āύāĻŋāĻŦāĻžāϰāĻŖ
Ans. āϤā§āĻŖāϧāĻžāύā§āϝ
- âāĻā§āώā§āĻŽâ āĻāϰ āĻŦāĻŋāĻļā§āϞāĻŋāώā§āĻ āϰā§āĻĒ-
- āĻā§āώ + āĻŽ
- āĻ + āĻŽ + āĻš
- āĻ + āώ + āύ
- āĻā§ + āώ + āĻŽ
Ans. āĻā§ + āώ + āĻŽ
- āĻā§āϞ āĻŦāĻžāύāĻžāύ-
- āĻĒā§āϰāĻā§āĻŦāϞāύ
- āĻĒāϞā§āĻŦāϞ
- āύā§āĻāϤ
- āĻŽāĻžā§āĻšā§āϝāĻŽāĻžāύ
Ans. āύā§āĻāϤ
- Hydrologist āĻāϰ āĻĒāϰāĻŋāĻāĻžāώāĻž-
- āĻā§āĻŦ āĻŦāĻŋāĻā§āĻāĻžāύā§
- āĻĒāĻžāύāĻŋ āĻŦāĻŋāĻā§āĻāĻžāύā§
- āĻŽā§āϤā§āϤāĻŋāĻāĻž āĻŦāĻŋāĻā§āĻāĻžāύā§
- āĻŽāĻšāĻžāĻāĻžāĻļ āĻŦāĻŋāĻā§āĻāĻžāύā§
Ans. āĻĒāĻžāύāĻŋ āĻŦāĻŋāĻā§āĻāĻžāύā§
- āĻā§āϰāĻžāϤā§āϏā§āĻĒā§āϤā§āϰâ āϏāύā§āϧāĻŋāĻŦāĻŋāĻā§āĻā§āĻĻ āĻāϰāϞ⧠āĻĒāĻžāĻāϝāĻŧāĻž āϝāĻžāϝāĻŧ-
- āĻā§āϰāĻžāϤ + āĻĒā§āϤā§āϰ
- āĻā§āϰāĻžāϤāĻ + āĻĒā§āϤā§āϰ
- āĻā§āϰāĻžāϤā§āĻ + āĻĒā§āϤā§āϰ
- āĻāĻžāϤ⧠+ āĻĒā§āϤā§āϰ
Ans. āĻā§āϰāĻžāϤā§āĻ + āĻĒā§āϤā§āϰ
- ‘āĻŦāĻŋāĻāĻžāϰ āĻāϰ⧠āĻāĻžāĻ āĻāϰ⧠āύāĻž āϝ⧒ āĻāĻ āĻļāĻŦā§āĻĻā§ āĻšāĻŦā§-
- āĻ āĻŦāĻŋāĻŽā§āώā§āϝāĻāĻžāϰā§
- āĻ āĻŦāĻŋāĻāĻžāϰā§
- āĻ āύāĻžāĻāĻžāϰā§
- āĻ āĻŦāĻŋāĻŦā§āĻāĻ
Ans. āĻ āĻŦāĻŋāĻŽā§āώā§āϝāĻāĻžāϰā§
- âāĻŦāĻŋāĻļā§āϰā§â āĻļāĻŦā§āĻĻāĻāĻŋ āĻāĻ āĻŋāϤ āĻšāϝāĻŧā§āĻā§-
- āĻĒā§āϰāϤā§āϝāϝāĻŧāϝāĻžā§āĻā§
- āϏāύā§āϧāĻŋāϝāĻžā§āĻā§
- āϏāĻŽāĻžāϏāϝāĻžā§āĻā§
- āĻāĻĒāϏāϰā§āĻāϝāĻžā§āĻā§
Ans. āϏāĻŽāĻžāϏāϝāĻžā§āĻā§, āĻāĻĒāϏāϰā§āĻāϝāĻžā§āĻā§
- āĻāĻāĻŋāϞ āĻŦāĻžāĻā§āϝā§āϰ āĻāĻĻāĻžāĻšāϰāĻŖ-
- āĻŽāĻž āĻŽāĻžāĻŽāĻžāϰ āĻŦāĻžāĻĄāĻŧāĻŋ āϝāĻžāĻŦā§āύ āĻāĻŦāĻ āϏāĻā§āĻā§ āĻāĻŽāĻžāĻā§ āύā§āĻŦā§āύ
- āϏāĻāĻžāϞ āĻĨā§āĻā§ āϏ⧠āĻāĻžāĻ āĻāϰāĻā§
- āϤāĻžāϰ āĻāϤ āĻŦāĻĄāĻŧ āĻāĻŦāĻŋāώā§āĻāĻžāϰā§āϰ āĻāĻĨāĻž āĻā§āĻ āĻāĻžāύāϞ āύāĻž
- āĻŽāύ⧠āĻšāϝāĻŧ, āĻāĻ āĻāĻžāĻĄāĻŧāĻŋ āĻāϏāĻŦā§ āύāĻž
Ans. āĻŽāύ⧠āĻšāϝāĻŧ, āĻāĻ āĻāĻžāĻĄāĻŧāĻŋ āĻāϏāĻŦā§ āύāĻž
- ‘Mass education is the crying need of Bangladesh.’ āĻŦāĻžāĻā§āϝāĻāĻŋāϰ āĻŦāĻžāĻāϞāĻž āϤāϰāĻāĻŽāĻž-
- āĻāĻŖāĻļāĻŋāĻā§āώāĻžāϰ āĻāύā§āϝ āĻŦāĻžāĻāϞāĻžāĻĻā§āĻļā§ āĻāĻžāύā§āύāĻžāϝāĻŧ āϰāĻžā§āϞ āĻĒāĻĄāĻŧā§āĻā§
- āĻŦāĻžāĻāϞāĻžāĻĻā§āĻļā§āϰ āĻāύā§āϝ āĻāĻŖāĻļāĻŋāĻā§āώāĻžāϰ āĻāϰā§āϰāĻŋ āĻĒā§āϰāϝāĻŧāĻžā§āĻāύ
- āĻŦā§āϝāĻžāĻĒāĻ āĻļāĻŋāĻā§āώāĻžāϰ āĻāύā§āϝ āĻŦāĻžāĻāϞāĻžāĻĻā§āĻļ āĻā§āϰāύā§āĻĻāύ āĻāϰāĻā§
- āĻŦāĻžāĻāϞāĻžāĻĻā§āĻļā§ āĻāĻŖāĻļāĻŋāĻā§āώāĻžāϰ āĻāύā§āϝ āĻā§āϰāύā§āĻĻāύāĻ āϏāĻŽāϝāĻŧā§āϰ āĻĻāĻžāĻŦāĻŋ
Ans. āĻŦāĻžāĻāϞāĻžāĻĻā§āĻļā§āϰ āĻāύā§āϝ āĻāĻŖāĻļāĻŋāĻā§āώāĻžāϰ āĻāϰā§āϰāĻŋ āĻĒā§āϰāϝāĻŧāĻžā§āĻāύ
- āύāĻŋāĻā§āϰ āĻā§āύāĻāĻŋ āĻ
āĻļā§āĻĻā§āϧ āĻāĻŋāύā§āϤ⧠āĻĒā§āϰāĻāϞāĻŋāϤ?
- āĻāĻĒāϰā§āĻĻā§āϧ
- āĻāĻĒāϰāĻžā§āĻā§āϤ
- āĻāĻĒāϞāĻā§āώ
- āĻāĻĒāĻĻā§āϰāĻŦ
Ans. āĻāĻĒāϰāĻžā§āĻā§āϤ
- âāĻāĻŋāύ⧠āĻā§āĻâ āĻŦāĻŋāĻļāĻŋāώā§āĻāĻžāϰā§āĻĨā§ āĻŦāĻžā§āĻāĻžāϝāĻŧ-
- āϞāĻžā§āĻā§
- āύāĻŋāώā§āĻ ā§āϰ
- āϏā§āĻŦāĻžāϰā§āĻĨāĻĒāϰ
- āύāĻžāĻāĻžā§āĻĄāĻŧāĻŦāĻžāύā§āĻĻāĻž
Ans. āύāĻžāĻāĻžā§āĻĄāĻŧāĻŦāĻžāύā§āĻĻāĻž
- āĻŦā§āϝāĻžāĻā§āĻāĻŽāĻžâāϰ āĻĒā§āϰāϤāĻŋāĻļāĻŦā§āĻĻ-
- āĻŦā§āĻāĻžāĻāĻŋ
- āĻĒāĻžāĻāĻŋ
- āĻŦā§āĻā§āϰ āĻŽāĻž
- āϧāĻžāĻ āĻŽāĻž
Ans. āĻĒāĻžāĻāĻŋ
- âāĻĒāϞāĻŋāĻāĻŋāĻāϏ āĻ āĻāĻā§āϰāĻžāύā§āϤ āϝ⧠āϏāĻŽāĻžāϰā§āĻĨāĻ āύāϝāĻŧ, āĻ āύā§āύā§āϝāϤāĻŽ āĻŦāĻžā§āϧāĻŦā§āĻĻā§āϧāĻŋāĻšā§āύ āĻŦā§āϝāĻā§āϤāĻŋāĻāĻŖā§āϰ āĻšāĻžāϤ⧠āϝāĻāύ āϰāĻžāĻāύā§āϤāĻŋāĻ āĻāϰā§āϤā§āϤā§āĻŦā§āϰ āĻĻāĻžāϝāĻŧāĻŋāϤā§āĻŦ āĻāϏāĻŋāϝāĻŧāĻž āĻĒāĻĄāĻŧā§ āϤāĻāύāĻ āĻāĻžāϤāĻŋ āĻāϰāĻŽ āĻĻā§āϰā§āĻĻāĻļāĻžāϝāĻŧ āύāĻŋāĻĒāϤāĻŋāϤ āĻšāϝāĻŧāĨ¤â āĻāϞāĻŋāϤ āĻāĻžāώāĻžāϰ āĻŦāĻžāĻā§āϝāĻāĻŋāϤ⧠āĻā§āϞā§āϰ āϏāĻāĻā§āϝāĻž-
- āĻĒāĻžāĻāĻ
- āĻāϝāĻŧ
- āϏāĻžāϤ
- āĻāĻ
Ans. āĻĒāĻžāĻāĻ
- ‘āĻāĻžāϰāĻžāϰā§āĻĒāĻŖ’ āĻļāĻŦā§āĻĻāĻāĻŋāϰ āĻŦā§āϝāĻžāϏāĻŦāĻžāĻā§āϝ-
- āĻāĻžāϰ āĻ āĻ āϰā§āĻĒāĻŖ
- āĻāĻžāϰ āĻĨā§āĻā§ āĻ āϰā§āĻĒāĻŖ
- āĻāĻžāϰā§āϰ āĻ āϰā§āĻĒāĻŖ
- āĻāĻžāϰ āĻĻā§āĻŦāĻžāϰāĻž āĻ āϰā§āĻĒāĻŖ
Ans. āĻāĻžāϰā§āϰ āĻ āϰā§āĻĒāĻŖ
- āĻĒā§āϰāĻŽāĻĨ āĻā§āϧā§āϰā§āϰ āĻŽāϤ⧠āϏāĻžāĻšāĻŋāϤā§āϝā§āϰ āĻāĻĻā§āĻĻā§āĻļā§āϝ āĻā§?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻŽāĻžāύā§āώāĻā§ āĻĻā§āĻāĻ āĻāĻžā§āĻā§āϰ āĻļāĻā§āϤāĻŋ āĻĻā§āĻāϝāĻŧāĻž
- āĻŽāĻžāύā§āώā§āϰ āĻŽāύāĻžā§āϰāĻā§āĻāύ āĻāϰāĻž
- āĻŽāĻžāύā§āώā§āϰ āĻŽāύā§āϰ āĻĻāϰāĻāĻž āĻā§āϞ⧠āĻĻā§āĻāϝāĻŧāĻž
- āĻŽāĻžāύā§āώāĻā§ āĻāύāύā§āĻĻ āĻĻāĻžāύ āĻāϰāĻž
Ans. āĻŽāĻžāύā§āώāĻā§ āĻāύāύā§āĻĻ āĻĻāĻžāύ āĻāϰāĻž
- ‘āĻļā§āϰāĻŽ-āĻāĻŋāĻŖāĻž-āĻāĻ āĻŋāύ āϝāĻžāĻĻā§āϰ āύāĻŋāϰā§āĻĻāϝāĻŧ āĻŽā§āĻ āĻŋ-āϤāϞ⧒ āĻāϰāĻŖāĻāĻŋāϰ âāĻāĻŋāĻŖāĻžāĻā§āĻâ-(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻļāĻā§āϤ āĻšāĻāϝāĻŧāĻž āĻāĻžāĻŽāĻĄāĻŧāĻž
- āĻļā§āϰāĻŽāĻļāĻā§āϤāĻŋ
- āϏā§āĻŦā§āĻĻāĻŦāĻŋāύā§āĻĻā§
- āĻļā§āϰāĻŽā§āϰ āĻŽā§āϞā§āϝ
Ans. āĻļāĻā§āϤ āĻšāĻāϝāĻŧāĻž āĻāĻžāĻŽāĻĄāĻŧāĻž
- âāĻ
āϰā§āϧāĻžāĻā§āĻā§âāϤ⧠āĻŦā§āĻāĻŽ āϰāĻžā§āĻā§āϝāĻŧāĻž āĻāĻžāĻĻā§āϰ āĻĒāϰā§āĻĻāĻžāĻŽāĻžā§āĻāύ āĻšāϝāĻŧā§āĻā§ āĻŦāϞ⧠āĻāĻžāύāĻŋāϝāĻŧā§āĻā§āύ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻāϰāĻŦā§āϝāĻŧāĻĻā§āϰ
- āĻĒāĻžāϰā§āϏāĻŋāĻĻā§āϰ
- āĻšāĻŋāύā§āĻĻā§āĻĻā§āϰ
- āĻŽāĻŋāĻļāϰā§āϝāĻŧāĻĻā§āϰ
Ans. āĻĒāĻžāϰā§āϏāĻŋāĻĻā§āϰ
- âāĻāĻā§āĻļā§āϰ āĻāϞā§āĻĒâ āĻāϰ āϰā§āĻŖā§ āĻŽāĻžāĻā§ āĻŽāĻžāĻā§ āĻā§ āĻā§āĻā§ āĻāύāϤāĻžā§?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻāĻŋāĻĄāĻŧāĻž
- āĻŽā§āĻĄāĻŧāĻŋ
- āĻāĻžāύāĻžāĻā§āϰ
- āĻĄāĻžāϞāĻŽā§āĻ
Ans. āĻĄāĻžāϞāĻŽā§āĻ
- āϧāύā§āϝāĻŦāĻžāĻĻ āĻāĻŦāĻŋāϤāĻžāϝāĻŧ āĻĄāϞāĻŋāϰ āĻāύā§āĻŽāĻĻāĻŋāύ⧠āĻāϤ āĻšāĻžāĻāĻžāϰ āĻāĻžāĻāĻž āĻāϰāĻ āĻšāϝāĻŧā§āĻāĻŋāϞ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻāĻ āĻšāĻžāĻāĻžāϰ
- āĻĻā§āĻ āĻšāĻžāĻāĻžāϰ
- āϤāĻŋāύ āĻšāĻžāĻāĻžāϰ
- āĻāĻžāϰ āĻšāĻžāĻāĻžāϰ
Ans. āĻĻā§āĻ āĻšāĻžāĻāĻžāϰ
- ‘āϤāĻĒāĻžā§āĻŦāύ⧠āĻĒā§āϰāĻŦā§āĻļ āĻāϰāĻŋāĻŦāĻžāĻŽāĻžāϤā§āϰ, āϤāĻĻā§āϝāĻŧ āĻĻāĻā§āώāĻŋāĻŖ āĻŦāĻžāĻšā§ āϏā§āĻĒāύā§āĻĻāĻŋāϤ āĻšāĻāϤ⧠āϞāĻžāĻāĻŋāϞāĨ¤’ āĻĻāĻā§āώāĻŋāĻŖ āĻŦāĻžāĻšā§āϰ āϏā§āĻĒāύā§āĻĻāύ āĻāĻŋāϏā§āϰ āϞāĻā§āώāĻŖ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻ āϰā§āĻĨ āϞāĻžāĻā§āϰ
- āĻŦāĻŋāĻĒāĻĻā§ āĻĒāĻĄāĻŧāĻžāϰ
- āĻĒāϰāĻŋāĻŖāϝāĻŧāϏā§āĻāĻ
- āĻāϝāĻŧāϞāĻžāĻā§āϰ
Ans. āĻĒāϰāĻŋāĻŖāϝāĻŧāϏā§āĻāĻ
- ‘āĻŦāĻžāϰā§āĻ āĻāĻŋāĻĄāĻŧāĻžāĻ āϤāϰ⧠āĻā§āϞā§āϤ⧠āĻāϏā§āĨ¤’ āĻāĻžāĻā§ āĻāĻšā§āĻŦāĻžāύ āĻāϰāĻž āĻšāϝāĻŧā§āĻā§?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āύā§āĻāĻžāϰ āĻŽāĻžāĻāĻŋāĻā§
- āĻ āĻā§āύāĻž āϞāĻžā§āĻāĻāĻŋāĻā§
- āĻā§āώāĻāĻā§
- āĻŦāĻžāϰā§āĻ āύāĻžāĻŽā§āϰ āĻŦāĻžāϞāĻāĻāĻŋāĻā§
Ans. āύā§āĻāĻžāϰ āĻŽāĻžāĻāĻŋāĻā§
- âāĻ
āύā§āĻ āĻāĻšāĻŋāϝāĻŧāĻž āϏā§āĻŦāĻžāϰ āϤāĻžāĻšāĻžāϰ⧠āĻāύāĻŋāϞāĻžāĻŽ āĻāĻ āĻļā§āϤā§āĨ¤â âāĻāĻŦāϰâ āĻāĻŦāĻŋāϤāĻžāϰ āĻŦā§āĻĻā§āϧ āĻĻāĻžāĻĻā§ āĻāĻžāĻā§ āĻāύā§āĻāĻŋāϞā§āύ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āϤāĻžāϰ āϏā§āϤā§āϰā§āĻā§
- āϤāĻžāϰ āĻāĻžā§āĻ āĻŽā§āϝāĻŧā§āĻā§
- āϤāĻžāϰ āĻā§āϞā§āϰ āĻŦā§āĻā§
- āϤāĻžāϰ āύāĻžāϤāύāĻŋāĻā§
Ans. āϤāĻžāϰ āύāĻžāϤāύāĻŋāĻā§
- āϞā§āύāĻŋāύ āĻāĻā§āύ āϝ⧠āϰāĻāύāĻžā§-(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻŦāĻŋāϞāĻžāϏā§
- āĻšā§āĻŽāύā§āϤā§
- āĻāĻžāώāĻžāϰ āĻāĻĨāĻž
- āϝā§āĻŦāύā§āϰ āĻāĻžāύ
Ans. āϝā§āĻŦāύā§āϰ āĻāĻžāύ
- āĻā§āĻĻā§āĻŦ āĻŦāĻžāĻŦā§āϰ āĻĒāĻžāϰāĻŋāĻŦāĻžāϰāĻŋāĻ āĻĒā§āϰāĻŦāύā§āϧā§āϰ āĻāϞā§āϞā§āĻ āϰāϝāĻŧā§āĻā§ āĻā§āύ āϰāĻāύāĻžāϝāĻŧ?(āĻĒā§āϰāĻžāϤāύ āϏāĻŋāϞā§āĻŦāĻžāϏ)
- āĻŦāĻŋāϞāĻžāϏā§
- āĻšā§āĻŽāύā§āϤā§
- āϏā§āĻĻāĻŽāĻŋāύ⧠āĻŽāĻžāϞā§
- āϏāĻžāĻšāĻŋāϤā§āϝ⧠āĻā§āϞāĻž
Ans. āĻŦāĻŋāϞāĻžāϏā§
English
Read the passage and answer the Q. (1-5)
Many people think that Big Ben is the huge clock that towers 316 feet above the River Thames at Westminster. But strictly the deep-voiced bell which booms from the belfry at the top of 336 steep stairs. For fifteen years, in the last century, experts wrangled about the plans for parliament’s prospective clock. Finally, Frederick Dent was appointed to make his masterpiece. But even then the job was not plain sailing. The original bell was cast in 1856, dragged over Westminster Bridge by sixteen white horses and hung on gallows in New Palace Yard for testing. Sadly, a crack was discovered, and the bell has to be re-cast. But, even today, a crack is still apparent. However, it is good to remember that although Big Ben was born in controversy he was christened with laughter. During a House of Commons debate on a suitable name for London’s new timekeeper, a long speech was made by an immense member called Sir Benjamin Hall. When he sat down, a fellow-member called out’ ‘Why not call the clock Big Ben? ‘So, in a good-humoured roar. The thirteen-and a-half-ton heavy weight was named for all time, and began public
service in May 1859.
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Choose the right sentence that will give the right information.
- Big Ben is really a clock
- Big Ben is really a bell
- Big Ben is a belfry
- Big Ben is a river
Ans. Big Ben is really a bell
- Which statement is true?
- Big Ben weighs over thirty tons
- The bell is 316 feet high
- The bell has 336 steps
- Big Ben has a vibrant sound
Ans. Big Ben has a vibrant sound
- ‘A long speech was made by an immense member’. Here ‘immense’ means-
- Powerful
- clownish
- very fat
- very foolish
Ans. Powerful
- Which is the correct statement?
- Big Ben was cracked by sixteen horses
- Big Ben was dragged over Westminister Bridge
- Big Ben was cast into the River Thames
- Big Ben is Frederick Dent’s nickname
Ans. Big Ben was dragged over Westminister Bridge
- Which statement is false?
- Big Ben started functioning is 1859
- The present bell is not the original one
- It took 15 years to make Big Ben
- There is a crack on Big Ben
Ans. It took 15 years to make Big Ben
- Choose the correct spelling.
- Occassion
- Ocassion
- Occasion
- Ocasion
Ans. Occasion
- Choose the correct spelling.
- investigete
- envistigate
- investigate
- invistegate
Ans. investigate
- A synonym for ‘gaily’ is _____
- sadly
- happily
- eagerly
- quickly
Ans. happily
- An antonym for ‘weary’is ____
- tired
- angry
- fresh
- smooth
Ans. fresh
- Choose the appropriate preposition: I will be free _____ the afternoon.
- on
- in
- at
- of
Ans. in
- The empolyer failed to reach an agreement _____
- to
- with
- over
- by
Ans. with
- You have made your own bed and now must _____ on it
- lay
- lie
- lain
- laid
Ans. lie
- They _____ across the river last year.
- has swam
- have swum
- swam
- have been swimming
Ans. swam
- Sunday is not _____ holiday for us.
- an
- a
- the
- no article
Ans. a
- Choose the correct interrogative _____
- You came from where?
- Where you are come from?
- Where do you come from?
- Where from you come?
Ans. Where do you come from?
- When we arrive, he has already _____
- leaving
- left
- leaves
- leave
Ans. left
- The mistake he made was _____
- fateful
- fatalistic
- fate
- fatal
Ans. fatal
- Shouting with joy, he _____ her in hug.
- envelop
- has been enveloping
- enveloped
- enveloping
Ans. enveloped
- The situation is _____ than ever.
- aggravate
- graver
- grave
- worse
Ans. graver
- I don’t know how _____ this problem.
- have tackle
- tackled
- to tackle
- tackle
Ans. to tackle
- If I were you, I _____ that dress.
- will not buy
- shall not buy
- would not buy
- am not going to buy
Ans. would not buy
- Put up with
- tolerate
- accept
- provide with board and lodging
- encourage
Ans. tolerate
- He pulled a long face
- He carried a heavy weight
- He became sad
- His face became long
- He looked ugly
Ans. He became sad
- Put somebody up
- tolerate him/her
- provide him/her with board and lodging
- move him/her ill
- lock him/her up
Ans. provide him/her with board and lodging
- ‘Competent’ means-
- able
- forceful
- competitive
- communicative
Ans. able
- The correct tag in “You forgot my birthday’,- ?
- haven’t you
- hadn’t you
- didn’t you
- wouldn’t you
Ans. didn’t you
- No confusion of the grammatical subject occurs in _____
- Young and inexperienced, the task seemed easy to me
- Young and inexperienced, it seemed to me an easy task
- Young and inexperienced, it was an easy task for me
- Young and inexperienced, they thought the task was easy
Ans. Young and inexperienced, they thought the task was easy
- Choose the pair that is out of place _____
- Persuade/Dissuade
- Pleasure/Pain
- Big/Large
- Victory/Defeat
Ans. Big/Large
- Choose the correct sentence _____
- The more he gets, more he wants
- More he gets, more he wants
- More he gets, the more he wants
- The more he gets, the more he wants
Ans. The more he gets, the more he wants
- Choose the appropriate translation for the ‘āĻāĻŽāĻŋ āϤāĻžāĻā§ āĻ
āύā§āĻ āĻĻāĻŋāύ āĻĨā§āĻā§ āĻāĻŋāύāĻŋāĨ¤’
- I know him for a long time
- I known him for a long time
- I have known him for a long time
- I has known him for a long time
Ans. I have known him for a long time