Automobile Engineering in ME
In bias ply tyres

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

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Automobile Engineering in ME
The main task of a battery in automobiles is to

Supply electricity to the alternator
Supply electricity to the vehicle's electrical system at all times while the engine is running
Act as a reservoir or stabilizer of electricity
Supply a large amount of power to turn the starter motor when the engine is being started

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