If the door of a running refrigerator in a closed room is kept open, – McqOptions

MCQOPTIONS

1.	If the door of a running refrigerator in a closed room is kept open, what will be the net effect on the room? [CDS]
A.	It will cool the room
B.	It will heat the room
C.	It will make no difference on the average
D.	It will make the temperature go up and down
Answer» C. It will make no difference on the average

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