Electromagnetism Quiz with Answers

AdminJune 10, 2024

0 9 1 minute read

Welcome to the Electromagnetism MCQs with Answers. In this post, we have shared Electromagnetism Online Test for different competitive exams. Find practice Electromagnetism Practice Questions with answers in Physics Tests exams here. Each question offers a chance to enhance your knowledge regarding Electromagnetism.

Electromagnetism Online Quiz

By presenting 3 options to choose from, Electromagnetism Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Electromagnetism Questions and Answers and click over the correct answer.

Test Name: Electromagnetism MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply click on question and comment below that question. so that we can update the answer in the quiz section.

Electromagnetism

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1 / 40

A magnetic field is produced by ____________.

Stationary electric charges

Magnetic materials

Moving electric charges

2 / 40

The electromagnetic spectrum includes ____________.

Gravity waves, X-rays, infrared, and ultraviolet rays

Radio waves, microwaves, visible light, X-rays, and gamma rays

Sound waves, visible light, infrared, and ultraviolet rays

3 / 40

The right-hand rule is used to determine the ____________ of the magnetic field produced by a current-carrying wire.

Direction

Shape

Magnitude

4 / 40

The magnetic field lines around a current-carrying conductor form ____________ loops.

Elliptical

Straight

Circular

5 / 40

The electromagnetic force between two electrically charged particles ____________ with increasing distance between them.

Remains constant

Decreases

Increases

6 / 40

The magnetic field lines inside a current-carrying solenoid are ____________.

Circular and divergent

Straight and widely spaced

Parallel and closely spaced

7 / 40

The magnetic field lines around a current-carrying straight wire ____________.

Form straight lines

Form concentric circles

Form helical shapes

8 / 40

The force experienced by a charged particle moving in a magnetic field is perpendicular to ____________.

Both the velocity of the particle and the magnetic field

The velocity of the particle

The magnetic field

9 / 40

The ____________ effect is the phenomenon of a changing electric field inducing a magnetic field and vice versa.

Photoelectric

Electromagnetic

Hall

10 / 40

The device used to increase or decrease voltage levels in an alternating current (AC) circuit is called a ____________.

Transformer

Capacitor

Inductor

11 / 40

The magnetic field inside a bar magnet flows from ____________.

South pole to north pole

Both poles to the surroundings

North pole to south pole

12 / 40

The magnetic field strength at the center of a circular coil carrying current is ____________.

Zero

Maximum

Minimum

13 / 40

A device used to detect the presence and direction of a current in a wire is called a ____________.

Ammeter

Compass

Voltmeter

14 / 40

The property of a material to be weakly attracted to magnets is called ____________.

Paramagnetism

Diamagnetism

Ferromagnetism

15 / 40

The process of reducing unwanted electromagnetic interference in a circuit is called ____________.

Shielding

Filtering

Amplification

16 / 40

A material that does not retain magnetization after the removal of an external magnetic field is called a ____________.

Diamagnetic

Paramagnetic

Ferromagnetic

17 / 40

The unit of magnetic flux is ____________.

Weber

Tesla

Volt

18 / 40

The magnetic field lines around a bar magnet ____________.

Form closed loops extending from north to south pole

Radiate out from the north pole

Form closed loops extending from south to north pole

19 / 40

The magnetic field around a straight current-carrying conductor ____________ with the distance from the conductor.

Decreases

Remains constant

Increases

20 / 40

The force experienced by a charged particle moving perpendicular to both an electric field and a magnetic field is called ____________.

Lorentz force

Faraday's force

Newton's force

21 / 40

____________ is the fundamental force responsible for the interaction between electrically charged particles.

Gravity

Strong force

Electromagnetism

22 / 40

The Earth's magnetic field is primarily generated by ____________.

Presence of magnetic materials in its crust

Movement of molten iron in its outer core

Movement of charged particles in its atmosphere

23 / 40

The SI unit of magnetic field strength is ____________.

Coulomb

Tesla

Newton

24 / 40

The magnetic field lines outside a current-carrying straight conductor are ____________.

Straight and parallel to each other

Circular and parallel to each other

Circular and divergent

25 / 40

The strength of the magnetic field produced by a current-carrying wire is directly proportional to ____________.

Voltage and directly proportional to distance

Current and inversely proportional to distance

Resistance and inversely proportional to distance

26 / 40

An electric current in a wire produces a magnetic field that forms ____________ around the wire.

Lines

Spirals

Circles

27 / 40

An induced current is always produced in a direction that ____________ the change in magnetic flux.

Does not affect

Supports

Opposes

28 / 40

An electric current can be induced in a wire loop by ____________.

Changing the magnetic field through the loop

Changing the resistance of the loop

Changing the temperature of the loop

29 / 40

A transformer works on the principle of ____________.

Electromagnetic induction

Thermoelectric effect

Capacitance

30 / 40

Magnetic materials are attracted to magnets because of ____________.

Alignment of magnetic domains

Presence of electric charge

Disruption of magnetic domains

31 / 40

The phenomenon of inducing an electromotive force (EMF) in a coil by changing the magnetic field through it is called ____________.

Electromagnetic induction

Magnetic polarization

Faraday's law

32 / 40

The direction of the magnetic field inside a current-carrying straight conductor is given by ____________.

Fleming's left-hand rule

Left-hand thumb rule

Right-hand thumb rule

33 / 40

The study of the relationship between electric currents and magnetic fields is called ____________.

Electrodynamics

Electromagnetism

Magnetostatics

34 / 40

A device used to convert electrical energy into mechanical energy by electromagnetic induction is called a ____________.

Generator

Motor

Transformer

35 / 40

The magnetic field inside a solenoid carrying current is ____________.

Uniform

Zero

Non-uniform

36 / 40

The property of a material to be magnetized in the presence of an external magnetic field and retain its magnetization when the field is removed is called ____________.

Diamagnetism

Ferromagnetism

Paramagnetism

37 / 40

The direction of induced current in a conductor can be determined by ____________.

Newton's third law

Lenz's law

Coulomb's law

38 / 40

The magnitude of the induced EMF in a coil depends on the rate of change of ____________.

Voltage

Electric field

Magnetic flux

39 / 40

The device used to convert mechanical energy into electrical energy by electromagnetic induction is called a ____________.

Motor

Generator

Transformer

40 / 40

____________ states that an induced electromotive force (EMF) in a circuit is proportional to the rate of change of magnetic flux through the circuit.

Ampere's law

Ohm's law

Faraday's law

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AdminJune 10, 2024

0 9 1 minute read