which of the following statements about heat engines heat pumps and re
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Which of the following statements about heat engines, heat pumps, and refrigerators is correct? . It is possible to design a heat pump with only one reservoir Refrigerators require compression
work to operate as a cycle It is recommendable for heat engines to eliminate the heat lost to the sink,QL, in order to enhance efficiency. 1. Refrigerants do not undergo phase change during a refrigeration cycle.