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1. |
A cold coffee shop uses a refrigerator with COP 2.5 for cooling drinking water at 0.42 litre/min from 18°C to 10°C. The specific heat capacity of water is 4.18 kJ/kg-K. power consumption by refrigerator will be |
A. | 92.9 W |
B. | 75 W |
C. | 85 W |
D. | 120 W |
Answer» B. 75 W | |