It is more difficult for new rings to seal against an out-of-round cylinder than a tapered one.

Name: It is more difficult for new rings to seal against an out-of-round cylinder than a tapered one.
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Question

Quizplus · Accepted Answer

An out-of-round cylinder has irregularities in its shape, making it harder for a ring to seal completely against it. A tapered cylinder, on the other hand, has a gradual decrease or increase in diameter, allowing the ring to conform to the shape better and create a better seal.

It Is More Difficult for New Rings to Seal Against