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einsteindude einsteindude
wrote...
Posts: 5058
9 years ago
In one cycle of operation, the thermal energy input to a particular heat engine is 200 joules and the exhaust is 80 joules. The efficiency of this engine is       

A) impossible to determine from the given information.
B) 60 percent.
C) 80 percent.
D) 20 percent.
E) 40 percent.
Textbook 
Conceptual Physical Science

Conceptual Physical Science


Edition: 6th
Authors:
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mel!811mel!811
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Posts: 2793
9 years ago
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