Electric Current and Its Effects

A vibrant illustration showing concepts of electric current, including circuits, bulbs, and electromagnets, with a colorful background featuring physics-related symbols.

Test Your Knowledge on Electric Current and Its Effects

Welcome to the Electric Current and Its Effects quiz! This quiz is designed to challenge your understanding of the principles of electric current, its properties, and its various applications. Whether you are a student, teacher, or just someone interested in physics, this quiz offers a fun way to test your knowledge.

Get ready to explore topics such as:

The behavior of electric current in circuits
Effects of electric current: heating, magnetic, and chemical
Applications of electromagnets

30 Questions8 MinutesCreated by ShockingWire523

When electric current passes through the filament of a bulb, it gives off:

Sound

Shock

Light

Magnetism

All wires used in electric circuits should be covered with

Coloured material

Insulating material

Conducting material

None of these

How many 1.5V cells will be required to make a battery of 12V?

In which of the following, electromagnets are not used?

Crane

Electric bell

Washing machine

Electric bulb

The most suitable material for making the core of an electromagnet is:

Iron

Brass

Aluminium

Steel

Which of the following is the correct symbol of a cell?

Which of the following is the strongest electromagnet?

In an electric circuit, current starts from the

Positive terminal

Negative terminal

Either of the two terminals

Depends upon the circuit

The effect of current on which the use of a fuse is based is

Magnetic effect

Chemical effect

Heating effect

Induction effect

A filament of low melting point metal/alloy is used in

Electric bulb

Electric iron

Fuse

Room heater

Filament of an electric bulb is made of

Tin

Tungsten

Phosphor

Copper

Which of the following wire is generally used as the heating element?

Nichrome

Nickel

Nitrogen

None of these

The electric kettle uses the

Chemical effect of current

Magnetic effect of current

Heating effect of current

Mechanical effect of current

MCB used to prevent damages due to excessive current works on the

Magnetic effect of current

Chemical effect of current

Heating effect of current

None of these

The property of a metal wire to be used as filament of a bulb is

It should have high resistance

It should have high melting point

It should be thin

All of these

A battery is made by connecting

Negative terminal of one cell to negative terminal of other cell

Positive terminal of one cell to positive terminal of other cell

Positive terminal of one cell to negative terminal of other cell

Any two terminals joined randomly

Choose the statement which is not correct in the case of an electric fuse.

Fuses are inserted in electric circuits of all buildings.

There is a maximum limit on the current which can safely flow through the electric circuits.

If a proper fuse is inserted in a circuit it will blow off if current exceeds the safe limit.

There is a minimum limit on the current which can safely flow in the electric circuits.

Three bulbs A, B, C are connected in a circuit as shown in a given figure. When the switch is ON

The bulbs will glow in order A, B, and C

All the bulbs A, B, and C will glow at the same time

Bulb C will glow first

Bulb B and C will glow simultaneously and bulb A will glow after some time

Magnetic effect of electric current was observed by:

W.H.Whitaker

Newton

H.C.Oersted

Galileo

A device which prevents or allows the current to flow through it:

Terminal

Switch

Motor

Conductor

Electromagnet loses its magnetic property when:

Current is switched ON

Heat is increased

Current is very high

Current is switched OFF

When two or more cells are joined together it forms a ________.

Dynamo

Transistor

Radio

Battery

An electromagnet is based on:

Chemical effect of electric current

Heating effect of electric current

Electro-chemical effect of electric current

Magnetic effect of electric current

When a switch is in Off position,

(ii) and (iii) are correct

All are correct

Only (iv) is correct

(i) and (ii) are correct

MCB in electric circuit stands for:

Maximum current breaker

Miniature circuit breaker

Minimum current breaker

Molar current breaker

Electromagnet is used in ________.

Dry cell

Battery

Fuse

Electric bell

Which of the following materials is a conductor?

Rubber

Plastic

Copper

Cloth

________ is used in torches.

Dry cell

Electro magnet

Generator

Fuse

Which of the following precautions need not be taken while using electric gadgets/appliances/circuit?

We should never touch a lighted electric bulb connected to the mains.

We should never experiment with the electric supply from the mains or a generator or an inverter.

We should never use just any wire or strip of metal in place of a fuse.

We should never turn the switch in ON position.

When an electric current flows through a copper wire AB as shown in a given figure, the wire

Deflects a magnetic needle placed near it.

Becomes red hot.

Gives electric shock.

Behaves like a fuse.

Electric Current and Its Effects

Test Your Knowledge on Electric Current and Its Effects

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