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IC Engines and Nuclear Power Plants - Engineering

Q1:

The exhaust valve in a four stroke cycle petrol engine

A opens at 50° before bottom dead centre and closes at 15° after top dead centre

B opens at bottom dead centre and closes at top dead centre

C opens at 50° after bottom dead centre and closes at 15° before top dead centre

D may open and close anywhere

ANS:A - opens at 50° before bottom dead centre and closes at 15° after top dead centre

Explanation: No answer description is available.