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A stream engine delivers 5.4xx10^(8)J of...

A stream engine delivers `5.4xx10^(8)J` of work per minute and absorbs `3.6xx10^(9)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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SL ARORA-FLUIDS AT REST-Problem for self practice
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