JEE Main 25 Feb 2021 Shift 2 Solved Paper

Section: Physics

Question : 25 of 90

Marks: +1, -0

A reversible heat engine converts one-fourth of the heat input into work. When the temperature of the sink is reduced by 52K, its efficiency is doubled. The temperature in kelvin of the source will be ............ .

[25 Feb 2021 Shift 2]

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