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Ananya Shree

Class 11th
Physics
2 years ago

A steam engine delivers 5.4×108 J of work per minute and services 3.6 × 109 J of heat per minute from its boiler. What is the efficiency of the engine? How much heat is wasted per minute?

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Muskan Anand

2 years ago

The efficiency is given by  η=EnergyWork done​ η=3.6×1095.4×108​=0.15=15% Energy wasted =3.6×109−5.4×108=3.06×109J

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