1.

a refrigerator works between 0c and 45 c .it is required to remove 2000 J of heat per second in order to keep the temperature of freezer constant .the electric power required is about (1) 110 w(2) 220 w(3) 330 w (4) 260 w

Answer» a refrigerator works between 0c and 45 c .it is required to remove 2000 J of heat per second in order to keep the temperature of freezer constant .the electric power required is about
(1) 110 w
(2) 220 w
(3) 330 w
(4) 260 w


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