2.) 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.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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energy of the water.
2.) 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.
24 Carnot beat engine has a thermal efficiency of 0.600, and the temperature of its hot reservoir is 800
Transcribed Image Text:energy of the water. 2.) 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. 24 Carnot beat engine has a thermal efficiency of 0.600, and the temperature of its hot reservoir is 800
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