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Flame SCF 18 Near Chawla Lights Ph-7 Mohali 9888949978

48. At a given temperature if

V_rms is the root mean square velocity of the molecules of a gas and the V_s velocity of sound in it, then these are related as [γ =( C_P/C_v)]

(a) V_rms =V_s (b) V_rms = √(3/γ)V_s

(c) V_rms = √(γ/3)V_s (d) V_rms = (3/γ)V_s

Answer-b

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