Day 205: MHT-CET Physics

1. A.
   $6\,mr^2$
2. B.
   $5\,mr^2$
3. C.
   $4\,mr^2$
4. D.
   $3\,mr^2$

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1. A.
   same in both cases.
2. B.
   more in the second case than in the first case
3. C.
   less in the second case than in the first case.
4. D.
   less than the actual frequency in both cases.

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1. A.
   $\ v = \frac{\lambda V}{4\pi A}$
2. B.
   $V = \frac{\lambda V}{4\pi A}$
3. C.
   $v = \frac{2\pi\text{ }A}{\lambda}\text{ }V$
4. D.
   $V = \frac{2\pi A}{\lambda}v$

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1. A.
   $X_L=X_C-R$
2. B.
   $X_L=X_C+R$
3. C.
   $X_C=X_L^2+R^2$
4. D.
   $X_L=X_C^2+R^2$

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1. A.
   increases.
2. B.
   decreases.
3. C.
   remains unchanged.
4. D.
   becomes zero.

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