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MEO Class IV – NAVAL : 2023/AUG/01

Question

Q1. With reference to corrosion processes:

a) Explain the mechanism of

i) Stress corrosion. (4)

ii) corrosion fatigue. (4)

b) State where the following types of corrosion may occur, and the materials commonly involved in each case.

i) Fretting corrosion. (4)

ii) Galvanic corrosion. (4)

Asked in Year/Month/Ques No.

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