In a Carnot-cycle heat pump, heat is rejected from R-22 at 40 C, during which the R-22 changes from saturated vapor to saturated liquid. The heat is transferred to the R-22 at 0 C. Determine the COP for the cycle.

In a Carnot-cycle heat pump, heat is rejected from R-22 at 40 C, durin

1.	In a Carnot-cycle heat pump, heat is rejected from R-22 at 40 C, during which the R-22 changes from saturated vapor to saturated liquid. The heat is transferred to the R-22 at 0 C. Determine the COP for the cycle.
A.	6.83
B.	7.83
C.	8.83
D.	9.83
Answer» C. 8.83

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In a Carnot-cycle heat pump, heat is rejected from R-22 at 40 C, during which the R-22 changes from saturated vapor to saturated liquid. The heat is transferred to the R-22 at 0 C. Determine the COP for the cycle.

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