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N(lt100) molecules of a gas have velocit...

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

A

rms speed and average speed of molecules are same

B

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

C

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

D

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

Text Solution

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The correct Answer is:
D
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