A new device which is an alternative to an electric fuse .

Which of the following saves an electric device connected in a circuit without tripping off the whole electricity of the house?

If we connect a television set an elerctric iron a refrigerator in a circuit ,it will heat up and damage the electric plug .Why?

Electric battery was inverted by

Edison made the first power station in .

The metal used to make filament in a bulb .

A battery is a combination of .

Name the safety device used in an electric circuit to prevent excess heating due to flow of electric current .

Heat produced is more in a wire which is