engineering recuitment HPCL Junior Executive 2025 Mock Test Refrigeration and Air Conditioning Refrigeration Cycles and Devices Refrigeration Devices
The coefficient of performance (COP) of a refrigerator working as a heat pump is given by
1
(COP) heat pump = (COP) refrigerator + 2
2
(COP) heat pump = (COP) refrigerator + 1
3
(COP) heat pump = (COP) refrigerator - 1
4
(COP) heat pump = (COP) refrigerator