Day 425: MHT-CET Physics

1. A.
   $\frac{2a}{3b}$
2. B.
   $\frac{a}{b}$
3. C.
   $\frac{a}{3b}$
4. D.
   Zero

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1. A.
   $\sin^{-1}(\tan r')$
2. B.
   $\sin^{-1}(\tan r)$
3. C.
   $\tan^{-1}(\sin i)$
4. D.
   $\cot^{-1}(\tan i)$

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1. A.
   Its resultant acceleration is towards the centre.
2. B.
   It moves in a spiral path with decreasing radius.
3. C.
   The direction of angular momentum remains constant.
4. D.
   Its angular momentum remains constant.

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1. A.
   $10\ \Omega$
2. B.
   $8\ \Omega$
3. C.
   $6\ \Omega$
4. D.
   $4\ \Omega$

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1. A.
   2 F
2. B.
   1 F
3. C.
   4 F
4. D.
   0.5 F

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