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Question

To get a uniform and smooth coating of superior metal,


A

Small current for short duration is preferred

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B

Small current for longer duration is preferred

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C

High current for longer duration is preferred

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D

High current for small duration is preferred

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Solution

The correct option is B

Small current for longer duration is preferred


During electroplating a small current passage for a longer time is preferred over high current for a shorter period,to get a uniform and smooth coating of superior metal.


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