+1 vote
in Class 11 by kratos

The temperature of an ideal gas is increased from 120 K to 480 K. If at 120 K the root mean square velocity of the gas molecules is v, at 480 K it becomes

(A) 4 v

(B) 2 v

(C) v/2

(D) v/

1 Answer

+2 votes
by kratos
 
Best answer

Correct option (B) 2 v

Explanation

When temperature is increased from 120 K to 480 K (i.e., four times), the root mean square speed will become

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