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Describe an activity that gives an understanding of ‘Electrostatic force’. OR Describe an activity that gives an understanding of‘Electroplating’. |
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Answer» Rub a comb through your dry hair(not OILED hair) for some time. When the comb is rubbed in your dry hair, it acquires a property called electrostatic charge. Electrostatic charge can EXERT a force called electrostatic force. It is because of this force that the bits of paper get attracted to your comb. ORThe process of depositing a thin layer of any superior metal over an object of a cheaper metal, with the HELP of electric current is called electroplating. For example; DEPOSITION of silver on brass or COPPER objects and that of copper, nickel, chromium etc., on objects made of iron is done by electroplating |
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