Day 394: JEE Mains Physics

1. A.
   The bandwidth of resonance circuit will increase.
2. B.
   The resonance frequency will increase.
3. C.
   The quality factor will increase.
4. D.
   The quality factor and the resonance frequency will remain constant.

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1. A.
   $5sec$
2. B.
   $\frac{4}{3}\sec$
3. C.
   $2.5sec$
4. D.
   $7.5sec$

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1. A.
   The velocity of atomic oxygen remains same
2. B.
   The velocity of atomic oxygen doubles
3. C.
   The velocity of atomic oxygen becomes half
4. D.
   The velocity of atomic oxygen becomes four times

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1. A.
   $\frac{1}{2\pi}\sqrt{\frac{2k}{Mgsin\alpha}}$
2. B.
   $\frac{1}{2\pi}\sqrt{\frac{k}{Mgsin\alpha}}$
3. C.
   $\frac{1}{2\pi}\sqrt{\frac{2k}{M}}$
4. D.
   $\frac{1}{2\pi}\sqrt{\frac{k}{2M}}$

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