Question

what are the uses of electrostatic force

Answer 1

Static electricity is used in pollution control by applying a static charge to dirt particles in the air and then collecting those charged particles on a plate or collector of the opposite electrical charge. Such devices are often called electrostatic precipitators.  

Answer 2

the uses of electrostatic force are -
1]it is used in microphone and photocopies.
2]moleculer structure can be defined by the principle of electrostatic.