A steam engine delivers 5.4 x 108 J of work per minute by taking 3.6 x – McqOptions

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1.	A steam engine delivers 5.4 x 108 J of work per minute by taking 3.6 x 109 J of heat from its source. What is the efficiency of the engine?
A.	15%
B.	12.5%
C.	85%
D.	87.5%
Answer» B. 12.5%

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