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What is the least amount of work that mu...

What is the least amount of work that must be done to freeze ten gram of water at `0^@C` by means of a refrigeration machine ? The temperature of the surrounding is `27^@C`

A

70 cal

B

50 cal

C

79 cal

D

63 cal

Text Solution

Verified by Experts

The correct Answer is:
C
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