Three engines A, B and C operating on Carnot cycle use working substan – McqOptions

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1.	Three engines A, B and C operating on Carnot cycle use working substances as oxygen, hydrogen and air. Which engine will have higher efficiency?
A.	Engine C
B.	All will have the same efficiency
C.	Pulsejet
D.	Engine B
E.	Angine A
Answer» C. Pulsejet

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