Day 409: MHT-CET Physics

1. A.
   zero
2. B.
   $\sqrt{\frac{e}{\varepsilon_0 r_0 m}}$
3. C.
   $\frac{e}{\sqrt{4\pi\varepsilon_0 r_0 m}}$
4. D.
   $\sqrt{\frac{4\pi\varepsilon_0 r_0 m}{e}}$

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1. A.
   A, B
2. B.
   B, C
3. C.
   B, D
4. D.
   E, B

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1. A.
   Heating of a copper utensil
2. B.
   Heating a room by heater
3. C.
   Heating of Iron rod
4. D.
   Heat transferred from sun to earth

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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.
   $24\,\Omega$
2. B.
   $36\,\Omega$
3. C.
   $12\,\Omega$
4. D.
   $6\,\Omega$

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