What is overloading? When does it occur? What does it cause? How can overloading be avoided?

Explanation

Overloading means large amount of current flows in the circuit. It can happen when many electrical appliances of high power ratings are connected in a single socket. It can be avoided by the following methods:
(i) Not use too many appliance is a single socket
(ii) To apply preventive methods of short circuiting.