A refrigerator freezes 5 kg of water at `0^(@)C` into ice at `0^(@)C` in a time internal of 20 minut
Channel: Doubtnut
Date: 2020-08-30

A refrigerator freezes 5 kg of water at `0^(@)C` into ice at `0^(@)C` in a time internal of 20 minutes. Assume that the room temperature is `20^(@)C`. Calculate the minimum power needed to accomplish it.