A room air conditioner has a coefficient of performance of 2.9 on a hot day and uses 850 W of electrical power. (a) How many joules of heat does the air conditioner remove from the room in one minute? (b) How many joules of heat does the air conditioner deliver to the hot outside air in one minute? (c) Explain why your answers to parts (a) and (b) are not the same.
A room air conditioner has a coefficient of performance of 2.9 on a hot day and uses 850 W of electrical power. (a) How many joules of heat does the air conditioner remove from the room in one minute? (b) How many joules of heat does the air conditioner deliver to the hot outside air in one minute? (c) Explain why your answers to parts (a) and (b) are not the same.
Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter13: Heating Control Devices
Section: Chapter Questions
Problem 1RQ
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A room air conditioner has a coefficient of performance of 2.9 on a hot day and uses 850 W of electrical
power. (a) How many joules of heat does the air conditioner remove from the room in one minute? (b)
How many joules of heat does the air conditioner deliver to the hot outside air in one minute? (c) Explain
why your answers to parts (a) and (b) are not the same.
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