Answers: 1
Physics, 23.06.2019 21:10, mallyosburn
Aperson is in a room whose walls are maintained at a temperature of 17 °c. the temperature of the person’s skin is 32 °c. the surface area of the person’s skin is 1.4 m2. determine the netheat transfer rate leaving the person.
Answers: 3
Physics, 24.06.2019 01:20, yolo1143
Heat engine absorbs 2 500 j of heat from a hot reservoir and expels 1 000 j to a cold reservoir. when it is run in reverse, with the same reservoirs, the engine pumps 2 500 j of heat to the hot reservoir, requiring 1 500 j of work to do so. find the ratio of the work done by the heat engine to the work done by the pump. is the heat engine reversible
Answers: 3
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