A room is cooled by circulating chill water with a warm exchanger situated in a room. The wait is circulated v the warm exchanger by a 0.25-hp (shaft output) fan. Usual efficiency of little electric electric motors driving 0.25-hp tools is 54 percent. Recognize the price of warm supply through the fan-motor assembly to the room.

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room is cooled by circulating chilled water through a heat exchanger located in a room. The air is circulated through the heat exchanger by a 0.25-hp (shaft output) fan.

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Typical efficiency of small electric motors driving 0.25-hp equipment is 54 percent. Determine the rate of heat supply by the... View Answer
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