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Home Q & A Board Science-Related Homework Help Physics
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einsteindude einsteindude
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9 years ago
During each cycle of operation, the thermal energy input to a heat engine is 400 J and the exhaust is 300 J. This engine's efficiency is       

A) 25%.       B) 75%.       C) 50%.       D) 100%.       E) 0%.
Textbook 
Conceptual Physical Science

Conceptual Physical Science


Edition: 6th
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mel!811mel!811
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