The fuel valve in a four stroke cycle diesel engine Options: A . &nbspopens at 15° after top dead centre and closes at 20° before bottom dead centre B . &nbspopens at 15° before top dead centre and closes at 20° after top dead centre C . &nbspopens at top dead centre and closes at bottom dead centre D . &nbspmay open and close anywhere

The fuel valve in a four stroke cycle diesel engine

Question

The fuel valve in a four stroke cycle diesel engine

Options:

A . opens at 15° after top dead centre and closes at 20° before bottom dead centre

B . opens at 15° before top dead centre and closes at 20° after top dead centre

C . opens at top dead centre and closes at bottom dead centre

D . may open and close anywhere

Answer: Option B
Answer: (b).opens at 15° before top dead centre and closes at 20° after top dead centre

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