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Solution


Q.

The ratio of speed of sound in hydrogen gas to the speed of sound in oxygen gas at the same temperature is             [2023]
1 4 : 1  
2 1 : 2  
3 1 : 4  
4 1 : 1  

Ans.

(1)

C=γRTM⇒C∝1M

CH2CO2=322=4:1

Correct option (1)