Automobile Engineering in ME
The negative terminal post on the top of a battery is

Of the same size as the positive terminal post
None of the listed here
Larger than the positive terminal post
Smaller than the positive terminal post

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

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

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

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

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