A cyclic heat engine operates between a source temperature of 927 C an – McqOptions

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1.	A cyclic heat engine operates between a source temperature of 927 C and a sink temperature of 27 C. What will be the maximum efficiency of the heat engine?
A.	100 %
B.	80 %
C.	75 %
D.	70 %
Answer» D. 70 %

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