Question: Consider a household refrigerator that has just been filled up with room-temperature food. Define a control volume (mass) and examine its boundaries for rates of

Consider a household refrigerator that has just been filled up with room-temperature food. Define a control volume (mass) and examine its boundaries for rates of work and heat transfer, including sign.
a. Immediately after the food is placed in the refrigerator
b. After a long period of time has elapsed and the food is cold

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