Day 161: MHT-CET Physics

1. A.
   $\left( \frac{\gamma - 1}{\gamma + 1} \right)R$
2. B.
   $\ \frac{(\gamma - 1)R}{\gamma}$
3. C.
   $\frac{R\gamma}{(\gamma - 1)}$
4. D.
   $\frac{R\gamma}{(\gamma + 1)}$

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1. A.
   $\frac{9}{4}$
2. B.
   $\frac{3}{2}$
3. C.
   $\frac{2}{3}$
4. D.
   $\frac{4}{9}$

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1. A.
   $\frac{AB}{4}$
2. B.
   $\frac{AB}{2}$
3. C.
   $\frac{3AB}{4}$
4. D.
   $\frac{3AB}{8}$

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1. A.
   $2GM\left(\frac{1}{R} - \frac{1}{R_0}\right)$
2. B.
   $\left[2GM\left(\frac{1}{R} - \frac{1}{R_0}\right)\right]^{1/2}$
3. C.
   $GM\left(\frac{1}{R} - \frac{1}{R_0}\right)$
4. D.
   $2GM\left[\frac{1}{R} - \frac{1}{R_0}\right]^{1/2}$

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1. A.
   $\frac{A}{\sqrt{2}}$
2. B.
   $2A$
3. C.
   $\sqrt{2}\,A$
4. D.
   $\frac{A}{2}$

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