JEE Mains 1-Feb-2023 Shift 2 Solved Paper

Section: Physics

Question : 1 of 90

Marks: +1, -0

A Carnot engine operating between two reservoirs has efficiency ‌

. When the temperature of cold reservoir raised by x, its efficiency decreases to ‌

. The value of x, if the temperature of hot reservoir is 99∘C, will be:

[1-Feb-2023 Shift 2]

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