Day 322: JEE Mains Physics

1. A.
   $\frac{t_{P}}{100} = \frac{t_{Q} - 180}{150}$
2. B.
   $\frac{t_{Q}}{150} = \frac{t_{P} - 180}{100}$
3. C.
   $\frac{t_{p}}{180} = \frac{t_{Q} - 40}{100}$
4. D.
   $\frac{t_{Q}}{100} = \frac{t_{P} - 30}{150}$

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

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1. A.
   $\frac{k - m\omega^{2}l_{0}}{\text{ }m\omega^{2}}$
2. B.
   $\frac{m\omega l_{0}}{k + m\omega^{2}}$
3. C.
   $\frac{m\omega^{2}l_{0}}{k - m\omega^{2}}$
4. D.
   $\frac{k + m\omega^{2}l_{0}}{\text{ }m\omega^{2}}$

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1. A.
   $\frac{V}{3}$
2. B.
   $\frac{V}{4}$
3. C.
   $\frac{V}{9}$
4. D.
   $\frac{V}{12}$

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