Day 90: MHT-CET Physics

1. A.
   $\dfrac{3\lambda_1}{4\lambda_2}$
2. B.
   $\dfrac{3\lambda_2}{4\lambda_1}$
3. C.
   $\dfrac{4\lambda_1}{3\lambda_2}$
4. D.
   $\dfrac{4\lambda_2}{3\lambda_1}$

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1. A.
   $\frac{\mu_{0}I}{2R}$
2. B.
   $\frac{\mu_{0}I}{R}$
3. C.
   $\frac{3\mu_{0}I}{2R}$
4. D.
   $\frac{\sqrt{5}\mu_{0}I}{2R}$

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1. A.
   Becomes zero.
2. B.
   Does not change.
3. C.
   Increases
4. D.
   Decreases.

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

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1. A.
   $48$ H
2. B.
   $12$ H
3. C.
   $4\pi \times 10^{-2}$ H
4. D.
   $8\pi \times 10^{-2}$ H

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