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Mechanical Engineering MCQs

In relation to O-Ring sealing, what are back up seals.

A second O-Ring seal to provide redundancy against failure

O-Rings made with special tolerances

O-Rings made from HNBR material to prevent failure

Additional rings which help prevent O-Ring extrusion

Answer

Correct Answer: Additional rings which help prevent O-Ring extrusion

Explanation:

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