Automobile Engineering in ME
When the front wheels of a vehicle are locked during braking, then

Stopping distance becomes extremely long
Driver loses control over the steering, and the vehicle continues moving in its current direction
Rear tyres skid across the road surface, and the vehicle spins around
Front tyres skid across the road surface, and the vehicle spins around

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP