Day 171: JEE Mains Physics

1. A.
   $55\text{ }Hz$
2. B.
   $80\text{ }Hz$
3. C.
   $33\text{ }Hz$
4. D.
   $10\text{ }Hz$

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1. A.
   $5\text{ }\min$
2. B.
   $7.5\text{ }\min$
3. C.
   $15\text{ }\min$
4. D.
   $30\text{ }\min$

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1. A.
   Inversely proportional to square root of temperature $\left( \sqrt{\frac{1}{T}} \right)$
2. B.
   Proportional to square of temperature $\left( T^{2} \right)$
3. C.
   Proportional to temperature ( $T$ )
4. D.
   Proportional to square root of temperature $(\sqrt{T})$

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