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1. |
In a four stroke cycle petrol engine, the inlet valve |
A. | opens at top dead centre and closes at bottom dead centre |
B. | opens at 20° before top dead centre and closes at 40° after bottom dead centre |
C. | opens at 20° after top dead centre and closes at 20° before bottom dead centre id may open or close anywhere |
D. | none of the mentioned |
Answer» C. opens at 20¬¨¬®‚Äö√†√ª after top dead centre and closes at 20¬¨¬®‚Äö√†√ª before bottom dead centre id may open or close anywhere | |