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 -.Explaining image - the brush and some papers

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

Explanation:

sana nakatulong po