Build a question paper in 60 seconds.

1. A
   (B)
   
2. B
   (A)
   
3. C
   (D)
   
4. D
   (C)
   

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1. A
   (A)
   
2. B
   (B)
   
3. C
   (C)
   
4. D
   (D)
   

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1. A
   (A)
   
2. B
   (B)
   
3. C
   (C)
   
4. D
   (D)
   

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1. A
   (A)
   
2. B
   (B)
   
3. C
   (C)
   
4. D
   (D)
   

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1. A
   As
2. B
   B
3. C
   In
4. D
   Ga

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

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1. A
   $e^{x}(x + 1)^{2} + c$, where c is the constant of integration
2. B
   $\ e^{x}(x + 1)^{3} + c$, where c is the constant of integration
3. C
   $\frac{e^{x}}{(x + 1)^{2}} + c$, where c is the constant of integration
4. D
   $\frac{e^{x}}{(x + 1)^{3}} + c$, where c is the constant of integration

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1. A
   $\frac{8}{27}$
2. B
   $\frac{9}{4}$
3. C
   $\frac{3}{2}$
4. D
   $\frac{27}{8}$

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1. A
   3 A
2. B
   6 A
3. C
   12 A
4. D
   9 A

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1. A
   $1:6$
2. B
   $6:1$
3. C
   $3:1$
4. D
   $1:3$

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1. A
   $21\%$
2. B
   $23\%$
3. C
   $25\%$
4. D
   $27\%$

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1. A
   $\frac{1}{12}\text{ }s$
2. B
   $\frac{1}{8}\text{ }s$
3. C
   $\frac{1}{4}\text{ }s$
4. D
   $\frac{1}{2}\text{ }s$

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1. A
   increases.
2. B
   decreases.
3. C
   remains the same.
4. D
   first increases and then decreases.

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1. A
   $\frac{\widehat{i} + \widehat{j} - \widehat{k}}{\sqrt{3}}$
2. B
   $\frac{1}{3}(\widehat{i} - \widehat{j} + \widehat{k})$
3. C
   $\frac{1}{\sqrt{2}}(\widehat{i} - \widehat{j} + \widehat{k})$
4. D
   $\frac{1}{\sqrt{2}}(\widehat{i} + \widehat{j} + \widehat{k})$

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1. A
   $\frac{9I_{0}}{32}$
2. B
   $\frac{27I_{0}}{128}$
3. C
   $\frac{35I_{0}}{128}$
4. D
   $\frac{27I_{0}}{32}$

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1. A
   $\frac{u}{2a}$
2. B
   $\frac{u^{2}}{4a^{2}}$
3. C
   $\frac{u^{2}}{a}$
4. D
   $\frac{u^{2}}{2a}$

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

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1. A
   $2 \times 10^{- 7}\text{ }T$
2. B
   $\ 10^{- 8}\text{ }T$
3. C
   $4 \times 10^{- 8}\text{ }T$
4. D
   $2 \times 10^{- 8}\text{ }T$

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1. A
   $\alpha = 9,\beta = 0.9$
2. B
   $\alpha = 0.9,\beta = 90$
3. C
   $\alpha = 0.9,\beta = 9$
4. D
   $\alpha = 90,\beta = 0.9$

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1. A
   14
2. B
   17
3. C
   18
4. D
   12

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1. A
   the maximum wavelength emitted by the object.
2. B
   the minimum wavelength emitted by the object.
3. C
   the total energy emitted per unit time by the black body at some particular wavelength
4. D
   the total energy emitted per unit time per unit area by the black body at all wavelengths.

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1. A
   $2\mu\text{ }F,10\text{ }A$
2. B
   $4\mu\text{ }F,20\text{ }A$
3. C
   $6\mu\text{ }F,10\text{ }A$
4. D
   $8\mu\text{ }F,20\text{ }A$

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1. A
   3 hours
2. B
   6 hours
3. C
   24 hours
4. D
   12 hours

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1. A
   $2BL(\sqrt{gL})\left( \sin\frac{\theta}{2} \right)$
2. B
   $BL(\sqrt{gL})\left( \sin\frac{\theta}{2} \right)$
3. C
   $BL(\sqrt{gL})^{2}\left( \sin\frac{\theta}{2} \right)$
4. D
   $2BL(\sqrt{gL})\left( \sin^{2}\frac{\theta}{2} \right)$

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1. A
   more than the heat given to the system.
2. B
   equal to the heat given to the system.
3. C
   zero.
4. D
   independent of the heat given to the system.

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