Q. If the door of a refrigerator is kept open, then which of the following is true
A) Room is cooled
B) Room is heated
C) Room is either cooled or heated
D) Room is neither cooled nor heated
Explanation
(b) In a refrigerator, the heat dissipated in the atmosphere is more than that taken from the cooling chamber, therefore the room is heated if the door of a refrigerator is kept open
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.