Automobile Engineering in ME
The auto ignition in a spark ignition engine means

Automatic ignition of the charge at the end of compression
Ignition induced by the passage of a spark
Ignition of the charge before the passage of flame front
Ignition induced to supplement the process of normal combustion

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

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

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