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The ratio of the velocity of sound in Hy...

The ratio of the velocity of sound in Hydrogen gas `(gamma=7/5)` to that in Helium gas `(gamma=5/3)` at the same temperature is `sqrt(21/3)`.

A

`sqrt((21)/(5))`

B

`(sqrt(21))/(5)`

C

`(21)/(5)`

D

`(5)/(21)`

Text Solution

Verified by Experts

The correct Answer is:
B
`V=sqrt((gammaRT)/(M))`
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