Electricity

Where is the filament fixed in the electric bulb?

• Near the positive terminal

• Near the negative terminal

• In the middle

• None of them is correct

Filament is

• a thin wire that gives off light when bulb is switched on

• fixed to two thick wires which provides support to it

• Both the previous ones are correct

• None of these is correct

Which of the following statement(s) is/are correct ?

• The two terminals of a bulb are fixed in such a way that they do not touch each other

• The two terminals of a bulb are fixed in such a way that they touch each other

• •The two terminals of a bulb are connected to the same terminal of the electric cell.

• None

What material is commonly used for the filament in electric bulbs?

• Copper

• Tungsten

• Aluminum

• Silver

The energy provided by electricity is known as

• chemical

• solar

• physical

• electrical

The flow of electricity is due to the movement of charged particles called

• protons

• neutrons

• electrons

• all of them

The metal disc provided at one end of a common cell is the:

• 1. switch

• • + terminal

• • - terminal

• none

Electric cells have chemicals stored inside them.

• True

• False

Show the direction of flow of current by means of arrows in the given diagram.

The bulb ___________ light up.

• will

• will not