An air-conditioner maintains the room temperature at 27 °C while the outside temperature is 47 °C. The heat conducted through the walls of the room from outside to inside due to temperature difference is 7000 W. The minimum work done by the compressor of the air- conditioner per unit time is W.

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An air-conditioner maintains the room temperature at 27 °C while the outside temperature
is 47 °C. The heat conducted through the walls of the room from outside to inside due to
temperature difference is 7000 W. The minimum work done by the compressor of the air-
conditioner per unit time is
W.
Transcribed Image Text:An air-conditioner maintains the room temperature at 27 °C while the outside temperature is 47 °C. The heat conducted through the walls of the room from outside to inside due to temperature difference is 7000 W. The minimum work done by the compressor of the air- conditioner per unit time is W.
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