In a four stroke cycle diesel engine, the exhaust valve – McqOptions

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1.	In a four stroke cycle diesel engine, the exhaust valve
A.	opens at 30° before bottom dead cnetre and closes at 10° after top dead centre
B.	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» B. opens at 30° after bottom dead centre and closes at 10° before top dead centre

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