Magnetism

Magnetic Fields MCQs with Answers

Photo of Admin AdminApril 3, 2024
0 6 1 minute read

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

Magnetic Fields Online Quiz

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

  • Test Name: Magnetic Fields 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.

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Magnetic Fields

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1 / 40

What happens to the magnetic field strength if the current in a solenoid is doubled?

2 / 40

Which law quantifies the force between two magnetic poles?

3 / 40

What happens to a magnetic field when the distance from the source increases?

4 / 40

What is the typical use of a magnetic domain in technology?

5 / 40

What does Lenz's Law state about induced current?

6 / 40

What is the significance of the Curie temperature in magnetic materials?

7 / 40

Which material is commonly used for shielding sensitive electronic equipment from external magnetic fields?

8 / 40

What does a moving charge create around itself?

9 / 40

What type of materials are strongly attracted to magnets?

10 / 40

How are the magnetic field lines oriented around a bar magnet?

11 / 40

Which scientist discovered electromagnetic induction?

12 / 40

What happens to the direction of the magnetic field if the direction of current is reversed?

13 / 40

What is the direction of the magnetic field around a straight current-carrying conductor?

14 / 40

What is the phenomenon where certain materials can exhibit zero electrical resistance and expulsion of magnetic fields below a characteristic temperature?

15 / 40

Which rule determines the direction of the magnetic force on a moving charge?

16 / 40

What is the unit of magnetic field strength?

17 / 40

What is the force between two parallel current-carrying conductors?

18 / 40

What is the magnetic effect of electric current called?

19 / 40

What does the Biot-Savart Law relate to?

20 / 40

What is the main component of a magnetic compass?

21 / 40

What is the principle of a galvanometer?

22 / 40

What phenomenon causes a magnetic field to be produced around a conductor carrying an alternating current?

23 / 40

What type of current does a changing magnetic field induce in a closed loop?

24 / 40

What is the magnetic field inside a long, straight solenoid?

25 / 40

What type of magnetic material has a very small, positive susceptibility to magnetic fields?

26 / 40

What is the relationship between magnetic field strength and distance from a point source?

27 / 40

What happens to the magnetic field of a permanent magnet if it is cut in half?

28 / 40

What is the magnetic field at the center of a circular loop carrying current?

29 / 40

What is a hysteresis loop?

30 / 40

Which instrument measures the strength of a magnetic field?

31 / 40

Which rule is used to determine the direction of induced current in a conductor moving through a magnetic field?

32 / 40

What is the SI unit of magnetic flux?

33 / 40

What is the effect of temperature on the magnetic properties of ferromagnetic materials?

34 / 40

How does a ferromagnetic material behave in an external magnetic field?

35 / 40

What is the area under the B-H curve of a ferromagnetic material a measure of?

36 / 40

What law states that the magnetic field around a current-carrying conductor is proportional to the current?

37 / 40

What device uses the principle of electromagnetic induction to convert mechanical energy into electrical energy?

38 / 40

What is the Earth's magnetic field primarily caused by?

39 / 40

What is the term for materials that create their own magnetic fields?

40 / 40

What happens to the magnetic field inside a toroid as the number of turns increases?

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Photo of Admin AdminApril 3, 2024
0 6 1 minute read
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