The interior of a refrigerator has a surface area of 6.2 m2. It is insulated by a 2 cm thick material that has a thermal conductivity of 0.0199 J/m: • • C. The ratio of the heat extracted from the interior to the work done by the motor is 5.5 % of the theoretical maximum. The temperature of the room is 27.6 •C, and the temperature inside the refrigerator is 6.6 •C. Determine the power required to run the compressor. Answer in units of W.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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The interior of a refrigerator has a surface area of
6.2 m2. It is insulated by a 2 cm thick material
that has a thermal conductivity of 0.0199 J/m·s
• C. The ratio of the heat extracted from the
interior to the work done by the motor is 5.5 % of
the theoretical maximum. The temperature of
the room is 27.6 •C, and the temperature inside
the refrigerator is 6.6 •C. Determine the power
required to run the compressor. Answer in units
of W.
Transcribed Image Text:The interior of a refrigerator has a surface area of 6.2 m2. It is insulated by a 2 cm thick material that has a thermal conductivity of 0.0199 J/m·s • C. The ratio of the heat extracted from the interior to the work done by the motor is 5.5 % of the theoretical maximum. The temperature of the room is 27.6 •C, and the temperature inside the refrigerator is 6.6 •C. Determine the power required to run the compressor. Answer in units of W.
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