Build a question paper in 60 seconds.

1. A
   $60\,\Omega$
2. B
   $120\,\Omega$
3. C
   $240\,\Omega$
4. D
   $480\,\Omega$

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1. A
   $\frac{f}{3}$
2. B
   $\frac{f}{2\sqrt{3}}$
3. C
   $6f$
4. D
   $\frac{f}{2\sqrt{2}}$

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1. A
   perpendicular to the direction of propagation of light.
2. B
   parallel to the direction of propagation of light.
3. C
   without any specific orientation with direction of propagation of light.
4. D
   which has nothing to do with intensity of light.

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1. A
   $1.6\,\text{kg}\cdot\omega t$
2. B
   $2.0\,\text{kg}\cdot\omega t$
3. C
   $2.4\,\text{kg}\cdot\omega t$
4. D
   $2.8\,\text{kg}\cdot\omega t$

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1. A
   $\frac{m_2}{m_1}d$, towards the centre of mass.
2. B
   $\frac{m_1}{m_2}d$, away from the centre of mass.
3. C
   $\frac{m_1}{m_2}d$, towards the centre of mass.
4. D
   $\frac{m_2}{m_1}d$, away from the centre of mass.

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1. A
   $3U$
2. B
   $4U$
3. C
   $5U$
4. D
   $9U$

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1. A
   $\frac{\omega^2 L^2}{12g^2}$
2. B
   $\frac{\omega^2 L^2 g}{6}$
3. C
   $\frac{\omega^2 g}{12L^2}$
4. D
   $\frac{\omega^2 L^2}{24g}$

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1. A
   10 cm
2. B
   9 cm
3. C
   8 cm
4. D
   7 cm

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1. A
   potential energy increases and K.E. decreases.
2. B
   potential energy decreases and K.E. increases.
3. C
   both K.E. and potential energy will increase.
4. D
   both K.E. and potential energy decreases.

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1. A
   $(0,1,0)$
2. B
   $(0,0,1)$
3. C
   $(1,1,0)$
4. D
   $(1,1,1)$

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1. A
   $2\pi\,\text{V}$
2. B
   $3\pi\,\text{V}$
3. C
   $4\pi\,\text{V}$
4. D
   $5\pi\,\text{V}$

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1. A
   $H$
2. B
   $2H$
3. C
   $7H$
4. D
   $8H$

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1. A
   4
2. B
   8
3. C
   16
4. D
   64

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1. A
   total number of turns of the wire.
2. B
   length of the solenoid.
3. C
   radius of the wire.
4. D
   current carried by the wire.

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1. A
   $I_1 + I_2 + I_3$
2. B
   $I_1 + I_3 + I_4$
3. C
   $I_1 + I_2 + I_3 + I_4$
4. D
   $I_1 + I_3$

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1. A
   $9:4$
2. B
   $3:1$
3. C
   $4:9$
4. D
   $1:3$

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1. A
   $\frac{\alpha_A}{\alpha_B}$
2. B
   $\frac{\alpha_B}{\alpha_A}$
3. C
   $\frac{\alpha_A + \alpha_B}{\alpha_A}$
4. D
   $\frac{\alpha_A + \alpha_B}{\alpha_B}$

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1. A
   $\sin^{-1}\left(\frac{9}{10}\right)$
2. B
   $\sin^{-1}\left(\frac{3}{4}\right)$
3. C
   $\sin^{-1}\left(\frac{5}{12}\right)$
4. D
   $\sin^{-1}\left(\frac{9}{5}\right)$

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1. A
   is zero.
2. B
   increases.
3. C
   decreases.
4. D
   remains constant.

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1. A
   expands adiabatically.
2. B
   is compressed adiabatically.
3. C
   expands isothermally.
4. D
   is compressed isothermally.

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1. A
   $\frac{n_1 - n_2}{n_1}$
2. B
   $\frac{n_2}{n_1 - n_2}$
3. C
   $\frac{n_1^2}{n_1^2 - n_2^2}$
4. D
   $\frac{n_2^2}{n_1^2 - n_2^2}$

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1. A
   $4\,\text{A}$
2. B
   $6\,\text{A}$
3. C
   $0.6\,\text{A}$
4. D
   $60\,\text{A}$

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1. A
   $\frac{\phi_2 - \phi_1}{\varepsilon_0}$
2. B
   $\frac{\phi_2 + \phi_1}{\varepsilon_0}$
3. C
   $\frac{\phi_1 - \phi_2}{\varepsilon_0}$
4. D
   $\varepsilon_0(\phi_2 - \phi_1)$

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1. A
   $2^\circ\text{C}$
2. B
   $14.92^\circ\text{C}$
3. C
   $4^\circ\text{C}$
4. D
   $5^\circ\text{C}$

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1. A
   $3:4$
2. B
   $4:3$
3. C
   $2:5$
4. D
   $5:2$

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