The coefficient of performance of a refrigerator if it is to maintain eatables kept inside at 7^(@)C and the room temperature is 38^(@)C is

The coefficient of performance of a refrigerator if it is to maintain

1.	The coefficient of performance of a refrigerator if it is to maintain eatables kept inside at 7^(@)C and the room temperature is 38^(@)C is
Answer» 15.5 16.3 20.1 9.03 Answer :D