Question

Which of the following is/are the purposes of coatings?

a.

To acts as a sacrificial metal

b.

To act as an effective barrier

c.

Either to act as sacrificial metal or to act as an effective barrier

d.

Neither to act as sacrificial metal nor to act as an effective barrier

Posted under Corrosion Engineering

Answer: (c).Either to act as sacrificial metal or to act as an effective barrier

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Q. Which of the following is/are the purposes of coatings?
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