Automobile Engineering in ME
The process of supplying the intake air to the engine cylinder at a pressure greater than the pressure of the surrounding atmosphere is known as

Auto ignition
Supercharging
Detonation
Scavenging

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Automobile Engineering in ME
An imbalance wheel during vehicle operation

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

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