In a refrigerating machine working on the reversed Carnot cycle, if the lower temperature is fixed, then what can be done to increase the C.O.P.?

Operating machine at a lower speed

Operating machine at higher speed

Operating machine at a lower speed

In a refrigerating machine working on the reversed Carnot cycle, if th

1.	In a refrigerating machine working on the reversed Carnot cycle, if the lower temperature is fixed, then what can be done to increase the C.O.P.?
A.	Increasing higher temperature
B.	Operating machine at higher speed
C.	Decreasing higher temperature
D.	Operating machine at a lower speed
Answer» D. Operating machine at a lower speed

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In a refrigerating machine working on the reversed Carnot cycle, if the lower temperature is fixed, then what can be done to increase the C.O.P.?

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