engineering recuitment BEL Probationary Engineers Mock Test 2025 Refrigeration and Air Conditioning Refrigeration Cycles and Devices Heat Engine, Heat Pump and Refrigerator
For an ideal heat pump (HP) and an ideal refrigerator (R) and working between the same higher and lower temperature reservoirs, which among the following relations is TRUE? (COP - Coefficient of Performance)
1
COPR = COPHP - 1
2
COPR = 1/COPHP
3
COPR = COPHP + 1
4
COPR = COPHP