Thermodynamics Question 147
Question: If the door of a refrigerator is kept open, then which of the following is true
[DPMT 2001; BHU 2001; JIPMER 2002; AIEEE 2002; CPMT 2003]
Options:
A) Room is cooled
B) Room is heated
C) Room is either cooled or heated
D) Room is neither cooled nor heated
Show Answer
Answer:
Correct Answer: B
Solution:
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.
