engineering recuitment Vizag Steel MT Mechanical 2020 Test Series Thermodynamics Second Law of Thermodynamics and Entropy Performance of Heat Engines and Reversed Heat Engines
Efficiency of Carnot engine is given as 80%. If the cycle direction is reversed, what will be the value of COP of reversed Carnot refrigerator
1
1.25
2
0.5
3
0.25
4
0.8