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MHT CET Physics question

PhysicsKinetic Theory of GasesMHT CET

In an adiabatic expansion of a gas initial and final temperatures are and respectively then the change in internal energy of the gas is [R = gas constant, = adiabatic ratio] [MHT-CET 2020]

Answer: (C)

Solution

For one mole, , which is negative in expansion; (a) lacks the factor

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Question ID VK-066073