The ratio of the speed of sound in nitrogen gas to that in helium gas, at 300K is

The ratio of the speed of sound in nitrogen gas to that in helium gas, at 300 K is

The ratio of the speed of sound in nitrogen gas to that in helium gas, at 300 K is

The ratio of the velocity of sound in hydrogen gas to that in helium gas at the same temperature is

The ratio of the speed of sound in hydrogen gas (lambda=frac(7)(5)) to helium gas (lambda=frac(5)(3)) at same temperature is

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).

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) .