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Home Q & A Board Science-Related Homework Help Physics
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phoebe.lou phoebe.lou
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5 months ago

An engine delivers 40.0 J of work while it takes in energy from a 400 K thermal source. If the engine discharges energy into a thermal reservoir at 200 K, then what is the least amount of heat needed to run the engine?



▸

55.0 J



▸

65.0 J



▸

80.0 J



▸

110 J

Textbook 
College Physics

College Physics


Edition: 5th
Author:
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brassgodbrassgod
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5 months ago
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phoebe.lou Author
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5 months ago
Helped a lot
novae
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Yesterday
Smart ... Thanks!
erimis
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2 hours ago
Correct Slight Smile TY
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