Q227
In a four stroke cycle diesel engine, the exhaust valve
A.
Opens at 30° before bottom dead centre and closes at 10° after top dead centre
AnswerB.
Opens at 30° after bottom dead centre and closes at 10° before top dead centre
C.
Opens at bottom dead centre and closes at top dead centre
D.
May open and close anywhere
Answer: Option A
Solution
Answer: Option A
Solution:
In a four stroke cycle diesel engine, the exhaust valve Opens at 30° before bottom dead centre and closes at 10° after top dead centre