engineering recuitment BMC JE Mock Test 2024 Thermodynamics Second Law of Thermodynamics and Entropy Performance of Heat Engines and Reversed Heat Engines
A heat engine is supplied heat at the rate of 30,000 J/s and gives and output of 9 kW, The thermal efficiency of engine will be
1
30%
2
33%
3
40%
4
50%
5
60%