Explain the very briefly, using one or two lines.
1. Write three effects of corrosion.
2. Why corrosion occurs to metals? Briefly answer.
3. Why corrosion does not occur to non-metals? Briefly answer.
4. Write three for electro-chemical reaction.
5. What is Redox Potential? Briefly answer.
6. What is the basic difference between pitting and crevice corrosion? Briefly answer.
7. Write two factors on which .
8. What is dezincification? Briefly answer.
9. What is graphitization? Briefly answer.
10. What is erosion? Briefly answer.
11. Write three methodologies to protect corrosion.
12. Give one example of with sketch .
13. What is ? Briefly answer.
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