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

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

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Automobile Engineering in ME
The major purpose of an electronically controlled automatic transmission is that this type of transmission

Reduces shift shock and achieves more efficient transmission of engine torque
Eliminates gear clutches
Eliminates the gear shaft lever
Reduces the number of automatic transmission components

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