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Describe an activity that gives an understanding of 'Electrostatic force. OR Describe an activity that gives an understanding of Electroplating".​

Answer»

Electroplating is a general name for processes that create a metal coating on a solid substrate through the REDUCTION of cations of that metal by means of a direct electric current. The part to be coated acts as the cathode (NEGATIVE electrode) of an electrolytic CELL; the electrolyte is a solution of a SALT of the metal to be coated; and the anode (positive electrode) is usually either a BLOCK of that metal, or of some inert conductive material. The current is provided by an external power supply.



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