When we rub plastic comb against dry hair, it attracts tiny bits of paper. We know that plastic comb is an insulator of electricity but then how is it getting charged and showing the property of attracting?
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1Duplicate of Does a neutral particle feel the electric pull, Why does the comb attract the pieces of paper if they're neutral? – Yashas Mar 24 '17 at 12:56
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because of electrostatic forces acting on it. when we rub the plastic comb it will either be charged negatively or positively. it will induce negative charges on the bits of paper if the comb is positively charged so, the bits of paper will be attracted by the plastic comb which is an insulator
