Question

what is electrostatic force

Answer 1

the force which is produced by two objects by rubbing each other is called electrostatic force

Answer 2

Since ancient times,it is that materials such as Amber get 'charged ' when rubbed with other materials and attract lighter objects. Similarly,if you run a comb through a dry hair, the comb charged and is able to attract tiny bit of paper when brought near it .The force that a charged or uncharged body is called electrostatic force.