General Studies · Surface Engineering
What is the main purpose of applying surface coatings on engineering components?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1To improve aesthetic appearance only
- 2To increase electrical conductivity
- 3To protect against corrosion, wear, and surface degradation✓
- 4To reduce component weight
Correct answer
To protect against corrosion, wear, and surface degradation
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