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MHT CET Physics question

PhysicsKinetic Theory of GasesMHT CET

The speed of four gases molecules are 1 km/s, 3 km/s, 5 km/s and 7 km/s respectively. The difference between the R.M.S. speed and average speed is [MH-CET 2010]

Answer: (B)

Solution

Average speed km/s and km/s,

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Question ID VK-063457