Automobile Engineering in ME
When the brake pedal free play is less than the specified value, then the

Vapour locking occurs in the brake lines
Brake drags
Antilock braking system malfunctions
Brake fades

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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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