Automobile Engineering in ME
In Spark Ignition Engine

Only air is introduced into the cylinder
Both (A) and (B)
None of these
The mixture of air and fuel is introduced into the cylinder from carburettor

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Automobile Engineering in ME
The function of an oil control orifice is that it

Returns cylinder head lubricating oil to the oil pan at high speed
Turns oil into fine mist for spray lubrication
Removes impurities from cylinder head lubricating oil
Regulates the pressure of engine oil supplied by the oil pump for the lubrication of cylinder head mechanism and other purposes

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