SSC SSC JE Mechanical 2025 Mock Test Series (Paper 1 & Paper 2) Refrigeration and Air Conditioning Refrigeration Cycles and Devices Heat Engine, Heat Pump and Refrigerator
The thermal efficiency of Carnot engine is 0.5. If the engine is operated as refrigerator what is COP of refrigerator?
1
0.75
2
0.5
3
2
4
1