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Let barv, v(rms) and vp, respectively, d...

Let `barv, v_(rms)` and `v_p`, respectively, denote the mean speed, root mean square speed and most probable speed of the molecules in an ideal monatomic gas at absolute temperature T. The mass of a molecule is m. Then

A

none of the moelcue can have a speed greater than -`sqrt(2)u_(rms)`

B

none of the molecule can have a speed less than `u_(mp) sqrt(2)`

C

`u_(av) lt u_(rms) lt u_(mp)`

D

the average kinetic energy of molecule is `3/2 m u_(mp)^(2)`

Text Solution

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The correct Answer is:
D
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