The ratio of the speed of sound in nitrogen gas to that in helium gas, – McqOptions

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1.	The ratio of the speed of sound in nitrogen gas to that in helium gas, at 300 K is [IIT 1999]
A.	\[\sqrt{2/7}\]
B.	\[\sqrt{1/7}\]
C.	\[\sqrt{3}/5\]
D.	\[\sqrt{6}/5\]
Answer» D. \[\sqrt{6}/5\]

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