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MHT CET Physics question

PhysicsKinetic Theory of GasesMHT CET

Which one of the following is NOT a correct expression for an ideal gas? [ = Molar specific heat of a gas at constant pressure, = Molar specific heat of a gas at constant volume, = Ratio of two specific heats of a gas, R = Universal gas constant] [MHT-CET 2021]

Answer: (A)

Solution

Mayer's relation is , so is wrong; (b) , (c)

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Question ID VK-063847