Magnetic Properties of Materials MCQs with Answers

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Magnetic Properties of Materials Online Quiz

By presenting 3 options to choose from, Magnetic Properties of Materials 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 Magnetic Properties of Materials Questions and Answers and click over the correct answer.

• Test Name: Magnetic Properties of Materials MCQ Quiz Practice
• Type: Quiz Test
• Total Questions: 40
• Total Marks: 40
• Time: 40 minutes

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Magnetic Properties of Materials

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1 / 40

The permeability of ferromagnetic materials is _____.

Much greater than μ0

Equal to μ0

Slightly less than μ0

2 / 40

Which of the following materials is not magnetic at all temperatures?

Nickel

Iron

Copper

3 / 40

Which of the following materials is used to make permanent magnets?

Copper

Alnico

Silver

4 / 40

The property of a material by which it can be magnetized in the presence of an external magnetic field is called ____.

Ferromagnetism

Paramagnetism

Diamagnetism

5 / 40

The magnetization of diamagnetic materials is _____.

In the direction of the applied field

Independent of the applied field

Opposite to the direction of the applied field

6 / 40

The alignment of magnetic moments in a material in the absence of an applied magnetic field is called ____.

Spontaneous magnetization

Induced magnetization

Remnant magnetization

7 / 40

Which material has the lowest magnetic permeability?

Copper

Iron

Air

8 / 40

Which of the following materials has the highest relative permeability?

Copper

Iron

Aluminum

9 / 40

Which of the following is not a characteristic of ferromagnetic materials?

Has a high reluctance

Weakly attracted by a magnet

Retains magnetism after removal of the magnetic field

10 / 40

The phenomenon of a material retaining some magnetism after the removal of the applied magnetic field is known as ____.

Hysteresis

Retentivity

Coercivity

11 / 40

The magnetic field strength inside a long solenoid is _____.

Inversely proportional to the number of turns per unit length and the current

Not related to the number of turns or the current

Directly proportional to the number of turns per unit length and the current

12 / 40

The property of a material by which it can be magnetized is called ____.

Ferromagnetism

Paramagnetism

Diamagnetism

13 / 40

The relative permeability of a diamagnetic material is ____.

Equal to 1

Slightly less than 1

Greater than 1

14 / 40

Which of the following is a ferromagnetic material?

Silver

Iron

Aluminum

15 / 40

In a ferromagnetic substance, the magnetization curve _____.

Exhibits saturation and hysteresis

Is a straight line

Has zero slope at all points

16 / 40

The temperature above which a ferromagnetic material loses its ferromagnetic properties is called the ____ temperature.

Weber

Hysteresis

Curie

17 / 40

Magnetic lines of force always originate from the ____ pole and terminate at the ____ pole.

East, West

North, South

South, North

18 / 40

The permeability of a diamagnetic material is _____.

Slightly less than μ0

Greater than μ0

Equal to μ0

19 / 40

Which of the following is not a characteristic of diamagnetic materials?

Has unpaired electrons

Repelled by both poles of a magnet

Weakly magnetized in the presence of a magnetic field

20 / 40

The permeability of paramagnetic materials is _____.

Equal to μ0

Slightly more than μ0

Greater than μ0

21 / 40

The intensity of magnetization of a magnetic material is defined as the _____.

Magnetic field strength

Magnetic moment per unit volume

Magnetic flux density

22 / 40

Which of the following materials has the highest Curie temperature?

Nickel

Cobalt

Iron

23 / 40

Which of the following materials has the lowest Curie temperature?

Nickel

Cobalt

Iron

24 / 40

What is the unit of magnetic flux density?

Weber

Gauss

Tesla

25 / 40

Which material has the highest magnetic permeability?

Air

Copper

Iron

26 / 40

The property of a material by which it opposes the formation of magnetic lines of force within itself is called ____.

Diamagnetism

Ferromagnetism

Paramagnetism

27 / 40

The temperature at which a ferromagnetic material becomes paramagnetic is called the ____ temperature.

Weber

Hysteresis

Curie

28 / 40

Which of the following is a characteristic of paramagnetic materials?

Strongly magnetized in the presence of a magnetic field

Has a high reluctance

Attracted by both poles of a magnet

29 / 40

The magnetic susceptibility of diamagnetic materials is ____.

Positive

Negative

Zero

30 / 40

Which of the following is a characteristic of paramagnetic materials?

Weakly attracted by a magnet

Repelled by a magnet

Strongly attracted by a magnet

31 / 40

The material used for making permanent magnets should have ____.

High permeability and low resistivity

Low retentivity and low coercivity

High retentivity and high coercivity

32 / 40

Which of the following is not a magnetic material?

Nickel

Copper

Iron

33 / 40

The alignment of magnetic moments in a material in the direction of an applied magnetic field is called _____.

Diamagnetism

Paramagnetism

Ferromagnetism

34 / 40

Which of the following is a characteristic of ferromagnetic materials?

Weakly attracted by a magnet

Does not retain magnetism after removal of the magnetic field

Strongly attracted by a magnet

35 / 40

Which of the following materials is a good permanent magnet?

Copper

Aluminum

Alnico

36 / 40

The intensity of magnetization of a magnetic material is defined as the _____.

Magnetic flux density

Magnetic field strength

Magnetic moment per unit volume

37 / 40

The magnetic susceptibility of ferromagnetic materials is ____.

Negative

Very high

Zero

38 / 40

The phenomenon of magnetization, in the absence of an external magnetic field, is known as _____.

Remnant magnetization

Induced magnetization

Spontaneous magnetization

39 / 40

The material which has the maximum hysteresis loss is ____.

Silicon steel

Hard iron

Soft iron

40 / 40

The magnetic susceptibility of paramagnetic materials is ____.

Zero

Negative

Positive

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