The thermal efficiency of a petrol engine of two stroke with crank case scavenging as compared to four stroke petrol engine with same comperssion ratio will be_____________________?

Mechanical Engineering Mcqs

The thermal efficiency of a petrol engine of two stroke with crank case scavenging as compared to four stroke petrol engine with same comperssion ratio will be_____________________?

(A)  higher

(B)  lower

(C)  same

(D)  depends on size of engine

(E)  unpredictable.



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