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MHT CET 2022 Physics question

PhysicsKinetic Theory of GasesMHT CET 2022

The temperature of an ideal gas is increased from 140 K to 560 K. If the r.m.s. speed of gas moelcules is 'v' at 140 K, then at 560 K, r.m.s. speed becomes

Answer: (D)

Solution

The r.m.s. speed is . So , giving

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Question ID VK-093492