The air standard efficiency ofan I.C. engine is given by (where r = Co – McqOptions

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1.	The air standard efficiency ofan I.C. engine is given by (where r = Compression ratio, and γ = Ratio of specific heats)
A.	1 - rγ - 1
B.	1 + rγ - 1
C.	[C].
D.	none of these
Answer» D. none of these

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