Automobile Engineering in ME
In a square type engine

Two cylinders are placed horizontal and two vertical
Geometrical shape is square
Diameter and length of piston are same
Stroke length and cylinder bore are same

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

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

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Automobile Engineering in ME
An imbalance wheel during vehicle operation

Deflects in the vehicle's longitudinal direction
Bounces vertically or deflects from side to side (as seen from front or rear)
Makes large noise when its heavy point hits the road surface
Creates a standing wave

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Automobile Engineering in ME
The composition of the electrolyte in a fully charged battery is that

The electrolyte is pure distilled water
The electrolyte is a mixture of 90% distilled water and 10% sulphuric acid by weight
The electrolyte is pure sulphuric acid
The electrolyte is a mixture of 64% distilled water and 36% sulphuric acid by weight

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