A heat pump removes 1930 J of heat from the outdoors and delivers 3070 J of heat to

A

AndreaB

Member
May 18, 2008
41
0
6
the inside of a house.? A heat pump removes 1930 J of heat from the outdoors and delivers 3070 J of heat to the inside of a house.
(a) How much work does the heat pump need?
1140J

(b) What is the coefficient of performance of the heat pump?
???????
 
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