Automobile Engineering in ME
The correct way to rectify an imbalanced wheel is to

Rotate the tyres
Adjust the damper spring tension
Attach appropriate weights to the wheel at appropriate positions
Adjust the tyre pressure

ANSWER DOWNLOAD EXAMIANS APP

Automobile Engineering in ME
The compression ratio in petrol engine is kept less than in Diesel engine because

It is just customary to have less compression ratio in petrol engines
Less compression ratio gives better performance
It makes petrol engines lighter
Higher or equivalent compression ratio in petrol engines is not possible due to pre-ignition

ANSWER DOWNLOAD EXAMIANS APP