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)
Creates a standing wave
Makes large noise when its heavy point hits the road surface

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

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

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