engineering recuitment Vizag Steel MT Mechanical 2020 Test Series Thermodynamics Second Law of Thermodynamics and Entropy Performance of Heat Engines and Reversed Heat Engines
A reversible heat engine rejects 50 percent of the heat supplied during a cycle of operation. If this engine is reversed and operates as a heat pump, then what is its coefficient of performance?
1
1.0
2
1.5
3
2.0
4
2.5