A freezer sustains a cold environment of -32°C and exhausts its heat at 39°C. Assume a Carnot cycle.  If the freezer removes 325 kJ of heat from the cold environment, how much heat does it exhaust? Express your answer to the nearest joule.

University Physics Volume 2
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Chapter4: The Second Law Of Thermodynamics
Section: Chapter Questions
Problem 80AP: A Carnot engine operates in a Carnot cycle between a heat source at 550 and a heat sink at 20 ....
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A freezer sustains a cold environment of -32°C and exhausts its heat at 39°C. Assume a Carnot cycle. 

If the freezer removes 325 kJ of heat from the cold environment, how much heat does it exhaust?

Express your answer to the nearest joule. 

A freezer sustains a cold environment of -32°C and exhausts its heat at 39°C. Assume
a Carnot cycle.
If the freezer removes 325 kJ of heat from the cold environment, how much heat
does it exhaust?
Express your answer to the nearest joule.
Transcribed Image Text:A freezer sustains a cold environment of -32°C and exhausts its heat at 39°C. Assume a Carnot cycle. If the freezer removes 325 kJ of heat from the cold environment, how much heat does it exhaust? Express your answer to the nearest joule.
Expert Solution
Step 1

The given data

 

The initial temperature T1 = -32°C = -32+273 = 241 K

The final temperature T2 = 39°C = 39+273 = 312K

 

The given heat energy Q1 = 325 kJ

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