The air standard efficiency of an I.C. engine is given by (where r = Compression ratio, and γ = Ratio of specific heats)

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The air standard efficiency of an 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) 1 – (1/rγ – 1)

d) None of these

IC Engines Practice Set-1