Home
Class 12
PHYSICS
Define coefficient of performance of a r...

Define coefficient of performance of a refrigerator.

A

`Q_2/(Q_2-Q_1)`

B

`Q_2/Q_1`

C

`(Q_2-Q_1)/W`

D

`Q_2/(Q_1-Q_2)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

Can we increase the coefficient of performance of a refrigerator by increasing the amount of working substance?

If the coefficient of performance of a refrigerator is 5 and operates at the room temperature ( 27^(@) C), find the temperature inside the refrigerator.

If alpha is the coefficient of performance of a refrigerator and 'Q_(1)' is heat released to the hot reservoir, then the heat extracted from the cold reservoir 'Q_(2)' is

If the co-efficient of performance of a refrigerator is 5 and operates at the room temperature (27^(@)C) , find the temperature indide the refrigerator.

The coefficient of performance of a refrigerator, which extracts 100 calorie of heat// cycle from the sink and releases 140 calorie of heat//cycle to the source is

The cofficient of performance of a refrigerator is 5. If the temperature inside freezer is -20^(@)C , the temperature of the surroundings to which it rejects heat is :