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N (lt 100) molecules of a gas have veloc...

`N (lt 100)` molecules of a gas have velocities 1,2,3….N km/s respectively. Then

A

rms speed and average speed of molecules are same

B

Ration of rms speed and average speed is
`sqrt(((2N+1)(N+1))/(6N))`

C

Ration of rms speed and average speed is
`sqrt(((2N+1)(N+1))/(6))`

D

Ration of 'rms' speed and average speed of molecules is `sqrt((2(2N+1))/(3(N+1)))`

Text Solution

Verified by Experts

The correct Answer is:
D
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