Question

What will happen if we rub a ruler on our hair and keep it far away from the paper bits?
Will it still attract the paper bits?​

Answer 1

Answer:

Yes..

Explanation:

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 negative .

Here, see the electric field. The same polarities do not like each other: