Automobile Engineering in ME
The caster is called positive when the top of the king pin is inclined to the

Right of the vehicle
Left of the vehicle
Rear of the vehicle
Front of the vehicle

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Automobile Engineering in ME
In a ventilated disc brake

Disc contains radial vanes between its rubbing surfaces for optimum cooling performance
Disc contains many small holes for optimum cooling performance
Caliper is covered with cooling fins
A duct directs air towards the caliper for cooling while the vehicle is moving

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