Automobile Engineering in ME
Incorrect steering axis inclination (S.A.I.) causes

Generation of a braking effect at tight corners
Tendency to assume toe-out orientation
The vehicle to pull to the side of lesser inclination
Poor recovery of the steering wheel after making a turn

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Automobile Engineering in ME
The basic purpose of a four wheel drive (4WD) system is that it

Ensures that effective braking can be performed, even on slippery surfaces
Delivers improved cornering on dry road surfaces
Ensures effective transmission of engine torque to all four wheels, even on slippery road surfaces
Eliminates the need of snow tyres, tyre chains, etc.

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