Carnot engine has an efficiency|Thermodynamics|JEE-Main-2019

JEE MAIN 2019

12-04-2019 S2

Question

A Carnot engine has an efficiency of $\frac{1}{6}$. When the temperature of the sink is reduced by $62^{\circ} \mathrm{C}$, its efficiency is doubled. The temperatures of the source and the sink are, respectively,

Select the correct option:

99°C, 37°C

37°C, 99°C

124°C, 62°C

62°C, 124°C

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Physics

Hard

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