Automobile Engineering in ME
The battery is an electrochemical device, which means battery

Uses chemical action to provide electricity
Does not use an electrolyte
Makes chemicals by mechanical means
Has curved plates instead of flat plates

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Automobile Engineering in ME
In bias ply tyres

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

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