Build a question paper in 60 seconds.

1. A
   25 m/s
2. B
   25.5 m/s
3. C
   24 m/s
4. D
   106 m/s

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1. A
   $\sqrt{3}\,T$
2. B
   $\frac{1}{\sqrt{2}}T$
3. C
   $\sqrt{2}\,T$
4. D
   $\sqrt{3}\,T$

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1. A
   AND
2. B
   OR
3. C
   NAND
4. D
   NOR

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1. A
   $V = V_R + V_L + V_C$
2. B
   $V^{2} = V_R^{2} + V_L^{2} + V_C^{2}$
3. C
   $V^{2} = V_R^{2} + (V_L - V_C)^{2}$
4. D
   $V^{2} = V_L^{2} + (V_R - V_C)^{2}$

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1. A
   $\omega_1 : \omega_2$
2. B
   $T_2 : T_1$
3. C
   $m_1 : m_2$
4. D
   $r_2 : r_1$

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1. A
   $\frac{1}{2}\left(\frac{q}{\varepsilon_0} - \phi\right)$
2. B
   $\frac{q}{2\varepsilon_0}$
3. C
   $\frac{\phi}{3}$
4. D
   $\frac{q}{\varepsilon_0} - \phi$

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1. A
   same as the smaller droplet.
2. B
   half of that for smaller droplet.
3. C
   $\frac{1}{4}$th of that for smaller droplet.
4. D
   twice that for smaller droplet.

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1. A
   $\frac{\mu_0 I}{2R}$
2. B
   $\frac{\mu_0 I}{8R}$
3. C
   $\frac{\mu_0 I}{4R}$
4. D
   $\frac{2\mu_0 I}{5R}$

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1. A
   $Y = (A \cdot B) + C$
2. B
   $Y = (A + B) \cdot C$
3. C
   $Y = A + (B \cdot C)$
4. D
   $Y = A \cdot (B + C)$

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1. A
   1
2. B
   2
3. C
   -1
4. D
   -2

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1. A
   $6\times10^{5}$
2. B
   $6\times10^{4}$
3. C
   $8\times10^{5}$
4. D
   $8\times10^{4}$

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1. A
   centre of one of the balls.
2. B
   point of intersection of medians.
3. C
   line joining centres of any two balls.
4. D
   on the circumference of any one of the balls.

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1. A
   less
2. B
   equal
3. C
   more
4. D
   zero

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1. A
   32 N
2. B
   48 N
3. C
   96 N
4. D
   162 N

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1. A
   p : 1
2. B
   q : 1
3. C
   p : q
4. D
   q : p

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1. A
   isothermal expansion.
2. B
   adiabatic expansion.
3. C
   isothermal compression.
4. D
   adiabatic compression.

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1. A
   increases by 29%
2. B
   decreases by 20%
3. C
   increases by 25%
4. D
   decreases by 25%

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1. A
   $2\mu h$
2. B
   $\frac{2h}{\mu}$
3. C
   $2h(\mu - 1)$
4. D
   $h\left(1 + \frac{1}{\mu}\right)$

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1. A
   First
2. B
   Eighth
3. C
   Third
4. D
   Second

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1. A
   increase.
2. B
   decrease.
3. C
   remain constant.
4. D
   either increase or decrease.

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1. A
   $\frac{\pi}{5}$ s
2. B
   $2\pi$ s
3. C
   $20\pi$ s
4. D
   $5\pi$ s

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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
   $2E$
2. B
   $4E$
3. C
   $8E$
4. D
   $12E$

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1. A
   $\frac{1}{4\lambda}$
2. B
   $4\lambda$
3. C
   $2\lambda$
4. D
   $\frac{1}{2\lambda}$

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1. A
   30%
2. B
   40%
3. C
   50%
4. D
   60%

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