Automobile Engineering - Engineering

Q1:

In a four speed four-stroke Diesel engine, the intake valve

A opens at T.D.C. and closes at B.D.C.

B opens at 20° before T.D.C. and closes at 35° after B.D.C.

C opens at 10° after T.D.C. and closes at 20° before B.D.C.

D none of the above

ANS:B - opens at 20° before T.D.C. and closes at 35° after B.D.C.

Explanation: No answer description is available.