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Blazing goIITian

Joined:	4 Dec 2008
Post:	304

8 Feb 2012 08:14:02 IST

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Wave velocity

Physics

If V wave velocity of a longitutudinal wave in a gaseous medium , then show that V = Square root ( 1/3 V_rms), V_rms rms velocity

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Krishna Gopal Singh

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Joined: 29 Dec 2006

Posts: 5153

28 Apr 2012 11:20:48 IST

Like 1 people liked this

Vrms =sqrt(3RT/M) and wave velocity = sqrt(gamma*RT/M) so your expression is wrong. The right expression is v = sqrt(gamma/3)*Vrms

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