Automobile Engineering in ME
The main feature of Macpherson strut suspension is that

The unsprung mass in lighter
Non vertical external forces are supported by the suspension arms
The assembly is slightly more complicated in design
The vertical size of the suspension can be made more compact

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Automobile Engineering in ME
The function of anti-lock brake system (ABS) is that is

Reduces the stopping distance
Maintains directional control during braking by preventing the wheels from locking
Prevents nose dives during braking and thereby postpones locking of the wheels
Minimizes the brake fade

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