In a 4-stroke I.C engine, the turning moment during the compression st

1.	In a 4-stroke I.C engine, the turning moment during the compression stroke is:
A.	Positive throughout
B.	Negative throughout
C.	Positive during major portion of the stroke
D.	Negative during major portion of the stroke
Answer» E.

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In a 4-stroke I.C engine, the turning moment during the compression stroke is:

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