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JEE Mains 02-Sep-2020 Shift 2 Solved Paper

Section: Physics

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Question : 5

Total: 75

A heat engine is involved with exchange ofheat of 1915J,−40J,+125J and QJ, duringone cycle achieving an efficiency of 50.0%.
The value of Q is:

[2 Sep 2020 Shift 2]

640 J
400 J
980 J
40 J

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