JEE PHYSICS MCQ: THERMODYNAMICS

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Analyzing +4 | -1

An engineer claims to have made an engine delivering

10kW

power with fuel consumption of

1g/s

. The calorific value of the fuel is

2kcal/g

. Is the claim of the engineer

View answer and explanation

Correct option: B

Invalid

Option B (Invalid) is correct because the engine's claimed efficiency exceeds 100%, which is impossible based on the laws of thermodynamics.

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