NEET Physics Kinetic Theory of Gases Questions Solved

Which of the following relations is correct for root mean square speed of a gas at temperature T?

(A) Vr.m.s=3 kTm    (B)Vr.m.s=8 kTm π

(C) Vr.m.s=2 kTm    (D) Vr.m.s=m3 k T

Where k= Bolzmann constant,

m= mass of a molecule.

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