Saturday, 20 February 2021

A freezer has coefficient of performance 9. When 200 kcal of work is done on freezer, what mass of water at 0°C is converted into ice cubes at 0°C? (Lf = 80 cal/g).

 A freezer has coefficient of performance 9. When 200 kcal of work is done on freezer, what mass of water at 0°C is converted into ice cubes at 0°C? (Lf = 80 cal/g).

3.6 kg

9.6 kg

22.5 kg

32.5 kg

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