Automobile Engineering in ME
The three basic cylinder arrangements for automotive engines are

In line, V, and opposed
Flat, radial, and V
In a row, in line, and opposed
V, double row, and opposed

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Automobile Engineering in ME
A worm gear is used as the pinion for the rack and pinion type of steering gearbox, because it

Allows the steering wheel to be turned by a greater amount when steering
Improves steering comfort when steering wheel is turned to effect small changes in the direction of forward motion
Makes the steering more responsive
Reduces the amount of kickback for large steering angles

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Automobile Engineering in ME
Wheel base of a vehicle is the

Distance between the centres of the rear tyres
Extreme length of the vehicle
Distance between the centres of the front and rear wheels
Distance between the centres of the front tyres

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