The velocity of sound is maximum in---

Options :
  1. oxygen
  2. nitrogen
  3. carbon
  4. hydrogen
Answer and Explanation :-

Answer: Option 4

Explanation:

Since velocity is inversely proportional to square root of molecular weight,hydrogen having low molecular weight will show highest velocity

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Nowadays most people die of a sort of creeping common sense, and discover when it is too late that the only things one never regrets are one's mistakes.
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