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MHT CET Physics question

PhysicsKinetic Theory of GasesMHT CET

The velocities of 4 molecules of a perfect gas are 2 m/s, 4 m/s, 5 m/s and 6 m/s respectively. The difference between their rms speed and average speed is [MHT-CET 2021]

Answer: (D)

Solution

Average speed m/s and m/s, so

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Question ID VK-063824