Anonymos778
Anonymos778 Anonymos778
  • 07-03-2017
  • Physics
contestada

what is a heat pump? why does it need to put in external work? (2 points) Thank you

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jacobe0008
jacobe0008 jacobe0008
  • 07-03-2017
Heat pumps use a compressor to make the working fluid condense at a higher:D
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