Electricity and Circuit (16/08/2021) - IV

The materials that allow electric current to pass through them are called ___________.

• Conductors

• Insulators

• Semi-Conductors

• Semi- Insulators

The materials that doesn't allow electric current to pass through them are called ___________.

• Conductors

• Insulators

• Semi-Conductors

• Semi-Insulators

An electric cell converts electrical energy to chemical energy.

• True

• False

A closed circuit allows electric current to flow.

• True

• False

The reflector in an electric torch is used for ___________.

• Light projection

• Nothing

• Reflect and Focus

• Absorb some light

Identify the circuit symbol given.

• Wire

• Bulb

• Cell

• Battery

Identify the circuit symbol given.

• Wire

• Bulb

• Cell

• Battery

The path through which the current flows is called as ______________.

• Electric cell

• Electric torch

• Electric Circuit

• Electric bulb

The filament used in an electric bulb is made up of ________.

• Iron

• Tungsten

• Molybdenum

• Lead

The metal mount in the electric bulb is called as __________.

• Bulb mount

• Cover mount

• Baynot Mount

• Bulb socket