Polishing is a surface finishing operation which results in: - ProProfs Discuss
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Polishing is a surface finishing operation which results in:



A. The removal of metal
B. Plastic working of the surface
C. The deposition of a protective layer to prevent corrosion
D. Both a and b

This question is part of Engineering, Materials And Components Quiz
Asked by Teerth, Last updated: Jan 23, 2020

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sword_slash_x

Sword_slash_x

Answered Jan 22, 2020

That protective layer is called tarnish, and polishing would REMOVE that.

 

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