engineering recuitment UPCL AE (E&M) 2021 Mock Test Thermodynamics Second Law of Thermodynamics and Entropy Performance of Heat Engines and Reversed Heat Engines
For a heat engine operating on a Carnot cycle, the work output is 2/3rd of the heat rejected to the sink. The thermal efficiency of the engine would be
1
20
2
35
3
40
4
50