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Energy from a high temperature reservoir

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Reference no: EM131787078

Question: A heat engine receives 1500 MJ of energy from a high temper.

A heat engine receives 1500 MJ of energy from a high temperature reservoir and rejects 450 MJ to a cold reservoir. The thermal efficiency of this heat engine is:

a. 30%
b. 70%
c. 100%
d. 43%

Reference no: EM131787078

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