Automobile Engineering in ME
The diagram which shows the correct crank positions corresponding to the opening and closing of the valves, is known as

Valve timing diagram
Indicator diagram
None of these
Axial force diagram

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Automobile Engineering in ME
The function of positive crankcase ventilation (PCV) system is that it

Promotes combustion by creating a swirling movement in the air-fuel mixture
Returns blow by gases from the crankcase to the intake system
Mixes fuel with air
Feeds blow by gases to the exhaust manifold

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Automobile Engineering in ME
In bias ply tyres

Belts of steel mesh are used in the tyres
All of these
All plies run parallel to one another
One ply layer runs diagonally one way and another layer runs diagonally the other way

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