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IC Engines and Nuclear Power Plants - Engineering

Q1:

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

ANS:B - opens at 20° before top dead centre and closes at 40° after bottom dead centre

Explanation: No answer description is available.