An engine absorbs 172 kj from a hot reservoir at 277degc


An engine absorbs 1.72 kJ from a hot reservoir at 277°C and expels 1.24 kJ to a cold reservoir at 27°C in each cycle.

(a)What is the engine's efficiency?

(b) How much work is done by the engine in each cycle?

J

(c) What is the power output of the engine if each cycle lasts 0.303 s?

kW

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Physics: An engine absorbs 172 kj from a hot reservoir at 277degc
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