Automobile Engineering in ME
An engine has a clearance volume of 100 cm³ and a swept volume of 800 cm³. The compression ratio is

0.33402777777778
0.37569444444444
0.29236111111111
0.41736111111111

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

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