Electricity and Circuits

'X' is a safety device used in electrical circuits which prevent damage to electrical equipments

Identify 'X':

• Electromagnet

• Fuse

• Electric cell

• Tubelight

Tags

NGSS.MS-ETS1-2

Internal parts of switches, electrical plugs, and sockets are are made up of_________.

• Copper

• Glass

• Plastic

• Rubber

A thin wire that emits light in a bulb is known as________.

• Insulator

• Filament

• Reflector

• Refractor

Which of the following particle is responsible for the electric current in a wire?

• Neutron

• Positron

• Proton

• Electron

The metal disc of an electric cell is:

• Positive terminal

• Negative terminal

• Both positive and negative terminal

• Neutral terminal

A device that can make or break a circuit is called as____________.

• Fuse

• Switch

• Reflector

• Cell

Wirs used in a circuit should always be conductors.

• True

• False

A battery make up of two cells has____________ terminals.

• One

• Two

• Three

• Four

In an electric current, at any given point of time, all the electrons will be moving in the same direction.

• True

• False

Metal cap of an electric cell is the ___________terminal of the cell.

• random

• negative

• neutral

• positive

Tags

NGSS.MS-PS2-3