Question

when a comb is rubed over dry hair and then brought to tiny pieces of papaer it got stick..Explain your answer with the help of a labelled diagram...


#By Annu ​

Answer 1

Answer:

This is because the neutrality of polarity can be changed by electric field in this case. When you create - charge in the comb and you expose the pieces of paper to the electric field created by the charge, you will polarise them so that the part closer to the comb will be + and the other will be -

the electric field. The same polarities do not like each other:enter image description here