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Mechanical Engineering - Automobile Engineering - Discussion

Discussion Forum : Automobile Engineering - Section 2 (Q.No. 30)
Automobile Engineering
30.
The function of oil-control rings is that it
lubricates the cylinder wall by releasing oil from its hole
keeps the cylinder wall lubricated by holding oil in its channel
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
maintains a seal and prevents escape of burned gases and oil leakage
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.
Shubham gupta said:   8 years ago
Oil rings prevent the lubricating oil from flowing for the oil sump. It prevents the oil to leak into the combustion process and scraps the oil from the cylinder linings in the return stroke of the piston from tdc to bdc.

Actually, it acts like a wiper of a car.
Sivam said:   1 decade ago
Simple answer-- scrap oil from cylinder wall to crank case.
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