Automobile Engineering in ME
The painting of automobiles is done to

Improve its external appearance
Prevent rust from growing on the body
All of these
Retain the characteristics of steel for long

ANSWER DOWNLOAD EXAMIANS APP

Automobile Engineering in ME
The function of a first compression ring (top ring) is that it

Increases the combustion temperature
Maintains a seal and prevents escape of burned gases and loss of pressure in the combustion chamber
Creates swirl
Maintains a seal and prevents the fuel leakage

ANSWER DOWNLOAD EXAMIANS APP