Explain principal , construction, working and efficiency of heat engine
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a heat engine is a device used to convert heat energy into mechanical energy.
efficiency of a heat engine is the ratio of useful work done(W) by the engine per cycle to the heat energy absorbed from the source (Q1) per cycle.
η={W/Q1}=1-(Q2/Q1)
WHERE , Q2 IS THE HEAT ENERGY REJECTED TO THE SINK.
efficiency of a heat engine is the ratio of useful work done(W) by the engine per cycle to the heat energy absorbed from the source (Q1) per cycle.
η={W/Q1}=1-(Q2/Q1)
WHERE , Q2 IS THE HEAT ENERGY REJECTED TO THE SINK.
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