What is the ratio of the velocity of sound in hydrogen ( = 7 5 ) to that in helium ( = 5 3 ) at the same...

Question

What is the ratio of the velocity of sound in hydrogen ( = 7 5 ) to that in helium ( = 5 3 ) at the same temperature? (Molecular weight of hydrogen and helium is 2 and 4 respectively.) [MHT-CET 2020]

Accepted Answer

(A)

MHT CET Physics question

Solution

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