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Problem - 13.58: In a refrigerator one removes heatfrom a lower temperature and deposits to the surrou-ndings at a higher temperature. In this process,mechanical work has to be done, which is provided byan electric motor. If the motor is of IkW power,andheat is transferred from -3°C to 27°C, find the heattaken out of the refrigerator per second assuming itsefficiency is 50% of a perfect engine.701 |
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