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

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

Shape

Direction

Magnitude

2 / 40

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

The velocity of the particle

The magnetic field

Both the velocity of the particle and the magnetic field

3 / 40

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

Compass

Voltmeter

Ammeter

4 / 40

The SI unit of magnetic field strength is ____________.

Newton

Tesla

Coulomb

5 / 40

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

Circles

Lines

Spirals

6 / 40

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

Zero

Minimum

Maximum

7 / 40

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

Remains constant

Decreases

Increases

8 / 40

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

Elliptical

Straight

Circular

9 / 40

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

Magnetic flux

Electric field

Voltage

10 / 40

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

Electromagnetic

Hall

Photoelectric

11 / 40

A magnetic field is produced by ____________.

Stationary electric charges

Moving electric charges

Magnetic materials

12 / 40

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

Form helical shapes

Form straight lines

Form concentric circles

13 / 40

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

Strong force

Gravity

Electromagnetism

14 / 40

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

Movement of molten iron in its outer core

Presence of magnetic materials in its crust

Movement of charged particles in its atmosphere

15 / 40

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

Motor

Generator

Transformer

16 / 40

The magnetic field inside a solenoid carrying current is ____________.

Zero

Uniform

Non-uniform

17 / 40

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

Right-hand thumb rule

Fleming's left-hand rule

Left-hand thumb rule

18 / 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 ____________.

Paramagnetism

Ferromagnetism

Diamagnetism

19 / 40

The unit of magnetic flux is ____________.

Volt

Weber

Tesla

20 / 40

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

Faraday's law

Ohm's law

Ampere's law

21 / 40

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

Newton's third law

Coulomb's law

Lenz's law

22 / 40

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

Electrodynamics

Electromagnetism

Magnetostatics

23 / 40

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

Paramagnetism

Ferromagnetism

Diamagnetism

24 / 40

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

Does not affect

Opposes

Supports

25 / 40

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

Generator

Transformer

Motor

26 / 40

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

Filtering

Amplification

Shielding

27 / 40

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

Straight and parallel to each other

Circular and divergent

Circular and parallel to each other

28 / 40

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

Magnetic polarization

Faraday's law

Electromagnetic induction

29 / 40

Magnetic materials are attracted to magnets because of ____________.

Disruption of magnetic domains

Alignment of magnetic domains

Presence of electric charge

30 / 40

The magnetic field inside a bar magnet flows from ____________.

North pole to south pole

Both poles to the surroundings

South pole to north pole

31 / 40

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

Ferromagnetic

Diamagnetic

Paramagnetic

32 / 40

A transformer works on the principle of ____________.

Capacitance

Electromagnetic induction

Thermoelectric effect

33 / 40

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

Current and inversely proportional to distance

Resistance and inversely proportional to distance

Voltage and directly proportional to distance

34 / 40

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

Inductor

Transformer

Capacitor

35 / 40

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

Lorentz force

Newton's force

Faraday's force

36 / 40

The electromagnetic spectrum includes ____________.

Sound waves, visible light, infrared, and ultraviolet rays

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

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

37 / 40

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

Increases

Remains constant

Decreases

38 / 40

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

Changing the magnetic field through the loop

Changing the temperature of the loop

Changing the resistance of the loop

39 / 40

The magnetic field lines around a bar magnet ____________.

Form closed loops extending from south to north pole

Form closed loops extending from north to south pole

Radiate out from the north pole

40 / 40

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

Circular and divergent

Parallel and closely spaced

Straight and widely spaced

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AdminJune 10, 2024

0 9 1 minute read