engineering recuitment AAI JE Technical Mock Test 2020-21 Thermodynamics Second Law of Thermodynamics and Entropy Performance of Heat Engines and Reversed Heat Engines
A heat engine operates between two reservoirs at temperature 800 K and 400 K. If it is possible to change the temperature of either reservoir by 50 K. The maximum increase in efficiency is.
1
0.0325
2
0.0625
3
0.045
4
0.725