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Question
Raj coated his new iron lock with a layer of zinc to prevent rusting. This method is called ____.
Raj coated his new iron lock with a layer of zinc to prevent rusting. This method is called ____.
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Solution
The correct option is A galvanisation
Although galvanisation, oiling and painting are methods used to prevent rusting, galvanisation is the method in which a layer of zinc is coated over an iron article.
However, filtration is a separation technique in which solid insoluble impurities are removed from a solid-liquid mixture.
Although galvanisation, oiling and painting are methods used to prevent rusting, galvanisation is the method in which a layer of zinc is coated over an iron article.
However, filtration is a separation technique in which solid insoluble impurities are removed from a solid-liquid mixture.
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