A refrigerator has food articles with its door closed. In 1 hour, the internal energy of food articles decreases by 4000 kJ while the refrigerator consumed 1.2 kWh of electrical energy. Find the net heat transfer during the process.

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A refrigerator has food articles with its door
closed. In 1 hour, the internal energy of food
articles decreases by 4000 kJ while the
refrigerator consumed 1.2 kWh of electrical
energy. Find the net heat transfer during the
process.
Transcribed Image Text:A refrigerator has food articles with its door closed. In 1 hour, the internal energy of food articles decreases by 4000 kJ while the refrigerator consumed 1.2 kWh of electrical energy. Find the net heat transfer during the process.
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