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MHT CET Physics question

PhysicsKinetic Theory of GasesMHT CET

The r.m.s speed of oxygen is at a particular temperature. If the temperature is doubled and oxygen molecules dissociate into oxygen atoms, the r.m.s speed becomes

Answer: (C)

Solution

; doubling T gives a factor and halving the mass (O to O) gives another

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Question ID VK-063463