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Questions and Answers
Which solution should be used to neutralize nickel cadmium battery cases and drain surfaces affected by electrolyte?
Which solution should be used to neutralize nickel cadmium battery cases and drain surfaces affected by electrolyte?
- Boric acid
- Potassium hydroxide
- Sodium bicarbonate
- All of the above (correct)
What is the term used to describe the lifting or flaking of metal at the surface due to delamination of grain boundaries caused by the pressure of corrosion residual product buildup?
What is the term used to describe the lifting or flaking of metal at the surface due to delamination of grain boundaries caused by the pressure of corrosion residual product buildup?
- Corrosion
- Brinelling
- Granulation
- Exfoliation (correct)
When is fretting corrosion most likely to occur?
When is fretting corrosion most likely to occur?
- When two surfaces fit loosely together and can move relative to one another
- When two dissimilar metals are in contact
- When two surfaces fit tightly together but can move relative to one another (correct)
- All of the above
How is aluminum sheet stock commonly protected from corrosion by the manufacturer?
How is aluminum sheet stock commonly protected from corrosion by the manufacturer?
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How may magnesium engine parts be cleaned?
How may magnesium engine parts be cleaned?
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