In a four stroke cycle diesel engine, the inlet valve

Question: In a four stroke cycle diesel engine, the inlet valve
[A].

opens at 20° before top dead centre and closes at 40° after bottom dead centre

[B].

opens at 20° after top dead centre and closes at 20° before bottom dead centre

[C].

opens at top dead centre and closes at bottom dead centre

[D].

may open and close anywhere

Answer: Option A

Explanation:

No answer description available for this question.