McqMate
Chapters
| 1. |
A reversible refrigerator working between two fixed temperatures |
| A. | has the same COP whatever the working substance |
| B. | has its COP increased for working substance with high enthalpy of evaporation |
| C. | has its COP increased for working substance with higher specific heats |
| D. | none of above |
| Answer» A. has the same COP whatever the working substance | |
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