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प्रश्न
The most durable metal plating on iron to protect against corrosion is:-
विकल्प
Nickel plating
Copper plating
Tinplating
Zinc plating
MCQ
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उत्तर
Zinc plating
Explanation:
Galvanisation is the process of coating iron or steel with a protective zinc coating to prevent rusting. The most common method is hot-dip galvanising, which involves immersing steel sections in molten zinc. As a result, zinc plating is the most durable metal plating on iron for corrosion protection.
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