Automobile Engineering in ME
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Forward tilt of the kingpin
Forward tilt of the kingpin OR Backward tilt of the kingpin
Backward tilt of the kingpin
None of the listed here

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Automobile Engineering in ME
In a ventilated disc brake

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

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