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JEE Main 2022 Physics question

PhysicsThermodynamicsJEE Main 2022

A Carnot engine takes 5000 kcal of heat from a reservoir at 727°C and gives heat to a sink at 127°C. The work done by the engine is

Answer: (3)

Solution

The efficiency is − / = 1 − 400/1000 = 0.6. So $W = 0.6 ×

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Question ID VK-024164