Build a question paper in 60 seconds.

1. A
   37.5 cm
2. B
   50 cm
3. C
   45 cm
4. D
   40 cm

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1. A
   $\frac{\pi}{4}$
2. B
   $\frac{\pi}{2}$
3. C
   $-\frac{\pi}{2}$
4. D
   zero

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1. A
   The fringes become brighter.
2. B
   The fringes become faint.
3. C
   Fringe width decreases.
4. D
   Fringe width increases.

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1. A
   $V_0$
2. B
   $4V_0$
3. C
   $8V_0$
4. D
   $64V_0$

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

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

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1. A
   3.0 mm
2. B
   0.75 mm
3. C
   0.30 mm
4. D
   0.15 mm

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1. A
   0.1
2. B
   0.2
3. C
   0.3
4. D
   0.5

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1. A
   0.2
2. B
   0.4
3. C
   0.8
4. D
   1

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

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1. A
   charge
2. B
   energy
3. C
   momentum
4. D
   inter conversion of mass into energy

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1. A
   1:25
2. B
   1:5
3. C
   5:1
4. D
   25:1

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

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1. A
   Q
2. B
   P
3. C
   S
4. D
   R

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1. A
   1:1
2. B
   $\sqrt{\frac{4}{25}}$
3. C
   $\sqrt{\frac{21}{25}}$
4. D
   $\sqrt{\frac{21}{5}}$

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

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1. A
   $\frac{a+F}{2(b-1)}$
2. B
   $\frac{a-F}{1+b}$
3. C
   $\frac{a+F}{2(1+b)}$
4. D
   $\frac{F-a}{2(1+b)}$

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1. A
   $\frac{BA^2}{\mu_0\pi}$
2. B
   $\frac{2BA^{3/2}}{\mu_0\pi}$
3. C
   $\frac{BA^{1/2}}{\mu_0\pi^{1/2}}$
4. D
   $\frac{2BA^{3/2}}{\mu_0\pi^{1/2}}$

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1. A
   2
2. B
   4
3. C
   8
4. D
   10

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1. A
   $A+B\longrightarrow C+D$
2. B
   $aA+B\longrightarrow cC+dD$
3. C
   $aA+bB\longrightarrow cC+dD$
4. D
   $aA+bB\longrightarrow C+D$

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1. A
   $[\text{Co(NH}_3)_6]^{3+} > [\text{Ag(CN)}_2]^- > [\text{Cu(CN)}_4]^{2-}$
2. B
   $[\text{Co(NH}_3)_6]^{3+} > [\text{Cu(CN)}_4]^{2-} > [\text{Ag(CN)}_2]^-$
3. C
   $[\text{Ag(CN)}_2]^- > [\text{Co(NH}_3)_6]^{3+} > [\text{Cu(CN)}_4]^{2-}$
4. D
   $[\text{Cu(CN)}_4]^{2-} > [\text{Ag(CN)}_2]^- > [\text{Co(NH}_3)_6]^{3+}$

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1. A
   adiabatic process
2. B
   isochoric process
3. C
   isothermal process
4. D
   isobaric process

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1. A
   X-ray diffractometer
2. B
   UV-Visible spectrophotometer
3. C
   Scanning electron microscope
4. D
   Transmission electron microscope

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1. A
   0.2
2. B
   0.4
3. C
   0.6
4. D
   0.8

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1. A
   Nano rings
2. B
   Nano tubes
3. C
   Layers and coatings
4. D
   Quantum dots

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