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Question: Answered & Verified by Expert
The rms speed of a gas molecule is ' $\mathrm{V}$ ' at pressure ' $\mathrm{P}$ '. If the pressure is increased by two time, then the rms speed of the gas molecule at the same temperature will be
PhysicsKinetic Theory of GasesMHT CETMHT CET 2021 (24 Sep Shift 1)
Options:
  • A $\mathrm{V}$
  • B $\sqrt{2} \mathrm{~V}$
  • C $\frac{\mathrm{V}}{3}$
  • D $\frac{\mathrm{V}}{2}$
Solution:
1875 Upvotes Verified Answer
The correct answer is: $\mathrm{V}$
Since temperature remains constant, there will be no change in r.m.s velocity.

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