Automobile Engineering in ME
The gear shift lever requires two separate motions to shift gears, and the first movement

Meshes the gears
Operates the clutch
Selects the synchronizer
Moves the synchronizer

ANSWER DOWNLOAD EXAMIANS APP

Automobile Engineering in ME
It is necessary to maintain the valve clearances as they

Allow for lengthening of the valves owing to the heat of combustion
Reduce the resistance to sliding that occurs between the cam and the tappet
Increase the speed at which the valves move up and down
Make the crankshaft turn smoothly

ANSWER DOWNLOAD EXAMIANS APP