Why do we obtain a neutral point in the space between two like charges ?

What like charges do?

Why do we sweat ?

How do we obtain radiographs?

Why do we obtain an inverted pyramid in a parasite ecosystem?

Why is some space left in between two rails?

How can you represent experimentally that (i) there are two types of charges and (ii) there is repulsion between two like charges and attraction between two unlike charges ?

State Gauss' theorem in electrostatics. Hence obtain expression for the force between two point charges.

Why do we domesticate animals?