A Carnot refrigerator operates between 300.3 K and 273 K. The fraction of cooling effect required as work input is

Not possible to find with the data

A Carnot refrigerator operates between 300.3 K and 273 K. The fraction

1.	A Carnot refrigerator operates between 300.3 K and 273 K. The fraction of cooling effect required as work input is
A.	20%
B.	10%
C.	50%
D.	Not possible to find with the data
E.	All of the above
Answer» C. 50%