Which of the following can be a cause of overloading in an electric circuit?

If more electrical appliances of high power ratings like electric iron boxes, electric cookers, etc., are switched on at the same time, they draw an extremely large current from the circuit is called overloading.

Causes of overloading:

1. When the active and neutral wires come into direct touch with each other, overloading and short-circuiting occur.
2. Whenever a single plug is utilized to interface a number of equipment.