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MHT CET 2024 Physics question

PhysicsThermodynamicsMHT CET 2024

A carnot engine, whose efficiency is 40% takes heat from a source maintained at temperature 600 K. It is desired to have an efficiency 60% then the temperature for the same exhaust (sink) temperature should be

Answer: (C)

Solution

For a Carnot engine . With and K, K. For the same sink temperature and : , so and $' =

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Question ID VK-093327