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tell me 1 name of device where work & heat transfer is -ve

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tell me 1 name of device where work & heat transfer is -ve..

Answer / karthick

the answer is refrigeration
because work is given to the system to extract heat so it
is negative
and heat is transferred from the cold body to hot body so
it is also negative

Is This Answer Correct ?    15 Yes 0 No

tell me 1 name of device where work & heat transfer is -ve..

Answer / arvind yeram

answer is heat pump.

the work is done on the system hence it is negative.
heat is rejected by the system hence it is also negative.

Is This Answer Correct ?    7 Yes 7 No

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