Magnetism and Electromagnetism MCQs with Answers

Magnetism and Electromagnetism MCQs are very important test and often asked by various testing services and competitive exams around the world. Here you will find all the Important Magnetism and Electromagnetism MCQs for Preparation.

The student can clear their concepts for Magnetism and Electromagnetism online quiz by attempting it. Doing MCQs based Magnetism and Electromagnetism will help you to check your understanding and identify areas of improvement.

Magnetism and Electromagnetism Online MCQs with Answers

What is the property of a magnet that allows it to attract iron and other magnetic materials?
a) Electric charge
b) Magnetic field
c) Conduction
d) Insulation

Answer
b) Magnetic field

Which material is commonly used to make permanent magnets?
a) Iron
b) Copper
c) Aluminum
d) Steel

Answer
a) Iron

What is the region around a magnet where its magnetic influence is felt?
a) Magnetic field
b) Magnetic domain
c) Magnetic flux
d) Magnetic force

Answer
a) Magnetic field

Which type of magnet is created by passing an electric current through a coil of wire?
a) Permanent magnet
b) Electromagnet
c) Bar magnet
d) Magnetic needle

Answer
b) Electromagnet

Which pole of a magnet points to the Earth’s geographic North Pole?
a) North pole
b) South pole
c) Both poles
d) Neither pole

Answer
b) South pole

What is the term for the property of a material that is strongly attracted to a magnet?
a) Ferromagnetism
b) Diamagnetism
c) Paramagnetism
d) Non-magnetism

Answer
a) Ferromagnetism

Which material is commonly used as the core in electromagnets?
a) Wood
b) Plastic
c) Copper
d) Iron

Answer
d) Iron

What is the phenomenon of inducing an electric current in a wire by changing the magnetic field around it?
a) Electromagnetism
b) Electromotive force
c) Electromagnetic induction
d) Electromagnetic radiation

Answer
c) Electromagnetic induction

Which type of magnet is used in compasses to determine direction?
a) Permanent magnet
b) Electromagnet
c) Bar magnet
d) Magnetic needle

Answer
d) Magnetic needle

What is the SI unit of magnetic field strength?
a) Newton
b) Joule
c) Tesla
d) Watt

Answer
c) Tesla

Which type of magnet can retain its magnetism even after the external magnetic field is removed?
a) Temporary magnet
b) Electromagnet
c) Bar magnet
d) Permanent magnet

Answer
d) Permanent magnet

What is the term for the loss of magnetism in a magnet over time?
a) Demagnetization
b) Remagnetization
c) Magnetization
d) Polarization

Answer
a) Demagnetization

Which device is commonly used to measure the strength of a magnetic field?
a) Ammeter
b) Voltmeter
c) Ohmmeter
d) Gaussmeter

Answer
d) Gaussmeter

What happens to the poles of a magnet if it is cut into two pieces?
a) The poles are lost.
b) The poles are weakened.
c) The poles are reversed.
d) The poles remain the same.

Answer
d) The poles remain the same.

Which material is commonly used to make the core of transformers?
a) Wood
b) Plastic
c) Copper
d) Iron

Answer
d) Iron

What is the phenomenon of a magnetic field inducing a voltage in a nearby conductor called?
a) Electromagnetism
b) Electromotive force
c) Electromagnetic induction
d) Electromagnetic radiation

Answer
c) Electromagnetic induction

Which type of magnet is used to store data in hard drives and other magnetic storage devices?
a) Permanent magnet
b) Electromagnet
c) Bar magnet
d) Magnetic tape

Answer
a) Permanent magnet

What is the term for the alignment of magnetic domains in a material to create a magnetic field?
a) Magnetic induction
b) Magnetic alignment
c) Magnetic polarization
d) Magnetic saturation

Answer
c) Magnetic polarization

Which material is commonly used to shield sensitive electronic devices from magnetic fields?
a) Aluminum
b) Steel
c) Copper
d) Silver

Answer
b) Steel

What is the force of attraction or repulsion between two magnets called?
a) Magnetic field
b) Magnetic flux
c) Magnetic force
d) Magnetic energy

Answer
c) Magnetic force

Which device is used to convert mechanical energy into electrical energy using electromagnetic induction?
a) Motor
b) Generator
c) Transformer
d) Capacitor

Answer
b) Generator

Which material is commonly used as a non-magnetic housing for electromagnets?
a) Iron
b) Plastic
c) Copper
d) Aluminum

Answer
b) Plastic

What is the phenomenon of a magnetic field being induced by an electric current called?
a) Electromagnetism
b) Electromotive force
c) Electromagnetic induction
d) Electromagnetic radiation

Answer
a) Electromagnetism

Which type of magnet is created by aligning magnetic domains in a material with a strong external magnetic field?
a) Permanent magnet
b) Electromagnet
c) Bar magnet
d) Magnetic needle

Answer
a) Permanent magnet

What is the direction of the magnetic field around a current-carrying conductor?
a) Away from the conductor
b) Towards the conductor
c) Clockwise around the conductor
d) Counterclockwise around the conductor

Answer
c) Clockwise around the conductor

Which material is commonly used to make the core of solenoids?
a) Wood
b) Plastic
c) Copper
d) Iron

Answer
d) Iron

What is the term for the force experienced by a current-carrying wire in a magnetic field?
a) Magnetic force
b) Magnetic field
c) Magnetic flux
d) Magnetic induction

Answer
a) Magnetic force

Which device is used to increase or decrease the voltage of an alternating current?
a) Motor
b) Generator
c) Transformer
d) Capacitor

Answer
c) Transformer

What is the phenomenon of a changing magnetic field inducing a voltage in a coil of wire called?
a) Electromagnetism
b) Electromotive force
c) Electromagnetic induction
d) Electromagnetic radiation

Answer
c) Electromagnetic induction

Which type of magnet is used in MRI machines to produce strong magnetic fields?
a) Permanent magnet
b) Electromagnet
c) Bar magnet
d) Magnetic needle

Answer
b) Electromagnet

What is the term for a material that is not attracted to a magnet?
a) Non-magnetism
b) Diamagnetism
c) Paramagnetism
d) Ferromagnetism

Answer
b) Diamagnetism

Which material is commonly used as a non-magnetic housing for transformers?
a) Iron
b) Plastic
c) Copper
d) Aluminum

Answer
d) Aluminum

What is the direction of the magnetic field inside a solenoid?
a) Away from the solenoid
b) Towards the solenoid
c) Clockwise inside the solenoid
d) Counterclockwise inside the solenoid

Answer
c) Clockwise inside the solenoid

Which device is used to convert electrical energy into mechanical energy using electromagnetic forces?
a) Motor
b) Generator
c) Transformer
d) Capacitor

Answer
a) Motor

What is the term for the arrangement of magnetic fields around a magnet or a current-carrying wire?
a) Magnetic field
b) Magnetic flux
c) Magnetic force
d) Magnetic energy

Answer
b) Magnetic flux

Which material is commonly used to make the core of inductors?
a) Wood
b) Plastic
c) Copper
d) Iron

Answer
d) Iron

What is the term for the force experienced by a magnet in a magnetic field?
a) Magnetic force
b) Magnetic field
c) Magnetic flux
d) Magnetic induction

Answer
a) Magnetic force

Which device is used to store and retrieve data in magnetic storage devices such as hard drives?
a) Permanent magnet
b) Electromagnet
c) Bar magnet
d) Magnetic head

Answer
d) Magnetic head

What is the term for the alignment of the magnetic field in a magnetized material?
a) Magnetic induction
b) Magnetic alignment
c) Magnetic polarization
d) Magnetic saturation

Answer
b) Magnetic alignment

Which material is commonly used to shield sensitive electronic devices from magnetic fields?
a) Aluminum
b) Steel
c) Copper
d) Silver

Answer
b) Steel

What is the term for the force experienced by a current-carrying conductor in a magnetic field?
a) Magnetic force
b) Magnetic field
c) Magnetic flux
d) Magnetic induction

Answer
a) Magnetic force

Which device is used to convert electrical energy into mechanical energy using electromagnetic forces?
a) Motor
b) Generator
c) Transformer
d) Capacitor

Answer
a) Motor

What is the direction of the magnetic field inside a solenoid?
a) Away from the solenoid
b) Towards the solenoid
c) Clockwise inside the solenoid
d) Counterclockwise inside the solenoid

Answer
c) Clockwise inside the solenoid

Which material is commonly used to make the core of inductors?
a) Wood
b) Plastic
c) Copper
d) Iron

Answer
d) Iron

What is the term for the force experienced by a magnet in a magnetic field?
a) Magnetic force
b) Magnetic field
c) Magnetic flux
d) Magnetic induction

Answer
a) Magnetic force

Which device is used to store and retrieve data in magnetic storage devices such as hard drives?
a) Permanent magnet
b) Electromagnet
c) Bar magnet
d) Magnetic head

Answer
d) Magnetic head

What is the term for the alignment of the magnetic field in a magnetized material?
a) Magnetic induction
b) Magnetic alignment
c) Magnetic polarization
d) Magnetic saturation

Answer
b) Magnetic alignment

Which material is commonly used to shield sensitive electronic devices from magnetic fields?
a) Aluminum
b) Steel
c) Copper
d) Silver

Answer
b) Steel

What is the term for the force experienced by a current-carrying conductor in a magnetic field?
a) Magnetic force
b) Magnetic field
c) Magnetic flux
d) Magnetic induction

Answer
a) Magnetic force

Which device is used to convert electrical energy into mechanical energy using electromagnetic forces?
a) Motor
b) Generator
c) Transformer
d) Capacitor

Answer
a) Motor

What is the direction of the magnetic field inside a solenoid?
a) Away from the solenoid
b) Towards the solenoid
c) Clockwise inside the solenoid
d) Counterclockwise inside the solenoid

Answer
c) Clockwise inside the solenoid

Which material is commonly used to make the core of inductors?
a) Wood
b) Plastic
c) Copper
d) Iron

Answer
d) Iron

What is the term for the force experienced by a magnet in a magnetic field?
a) Magnetic force
b) Magnetic field
c) Magnetic flux
d) Magnetic induction

Answer
a) Magnetic force

Which device is used to store and retrieve data in magnetic storage devices such as hard drives?
a) Permanent magnet
b) Electromagnet
c) Bar magnet
d) Magnetic head

Answer
d) Magnetic head

What is the term for the alignment of the magnetic field in a magnetized material?
a) Magnetic induction
b) Magnetic alignment
c) Magnetic polarization
d) Magnetic saturation

Answer
b) Magnetic alignment

Which material is commonly used to shield sensitive electronic devices from magnetic fields?
a) Aluminum
b) Steel
c) Copper
d) Silver

Answer
b) Steel

What is the term for the force experienced by a current-carrying conductor in a magnetic field?
a) Magnetic force
b) Magnetic field
c) Magnetic flux
d) Magnetic induction

Answer
a) Magnetic force

Which device is used to convert electrical energy into mechanical energy using electromagnetic forces?
a) Motor
b) Generator
c) Transformer
d) Capacitor

Answer
a) Motor

What is the direction of the magnetic field inside a solenoid?
a) Away from the solenoid
b) Towards the solenoid
c) Clockwise inside the solenoid
d) Counterclockwise inside the solenoid

Answer
c) Clockwise inside the solenoid

Which material is commonly used to make the core of inductors?
a) Wood
b) Plastic
c) Copper
d) Iron

Answer
d) Iron

Leave a Comment