Automobile Engineering - Engineering

Q1:

The function of oil-control rings is that it

A lubricates the cylinder wall by releasing oil from its hole

B keeps the cylinder wall lubricated by holding oil in its channel

C prevents engine oil from going into the combustion chamber and returns excess lubricating oil off the cylinder wall through the return holes in the piston to the oil pan

D maintains a seal and prevents escape of burned gases and oil leakage

ANS:C - prevents engine oil from going into the combustion chamber and returns excess lubricating oil off the cylinder wall through the return holes in the piston to the oil pan

Explanation: No answer description is available.