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Magnetism and Electromagnetism

Free 85+ Magnetism and Electromagnetism MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Practise below with answers and explanations.

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Magnetism and Electromagnetism — MCQs for Pakistan government job tests

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Magnetism and Electromagnetism

Practice questions

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1.In which direction do magnetic field lines typically flow?

2.What defines a permeable material?

3.Around which of the following does a magnetic field form?

4.Which type of magnets are best made from materials with low magnetic retentivity?

5.The Tesla is a unit used to measure which of the following quantities?

6.What type of magnetic property do ferrite materials exhibit?

7.Two conductors in a transmission line carry identical currents I flowing in opposite directions. The force experienced by each conductor is __________?

8.How does the reluctance of an air gap compare to that of an iron or steel magnetic path?

9.Identify the vector quantity from the options below:

10.What do we call a substance that is weakly repelled when exposed to a magnetic field?

11.What does Fleming’s left-hand rule help determine?

12.Why is it generally challenging to magnetize steel?

13.What happens to the magnetic field lines when an iron object is introduced into a magnetic field?

14.What term describes the ratio between the magnetization intensity and the magnetizing force?

15.Which characteristics are ideal for materials that experience frequent and rapid changes in magnetization?

16.What is the unit of relative permeability?

17.Which of the following materials does not maintain permanent magnetization?

18.The force exerted between two infinitely long parallel wires varies inversely with which of the following?

19.The left-hand rule is used to determine the relationship between which of the following?

20.A conductor of length L carries a current I and is positioned parallel to a magnetic field. What is the magnitude of the force acting on the conductor?

How to prepare with Magnetism and Electromagnetism MCQs

  • Work through questions topic by topic, then revisit any you answered incorrectly.
  • Read explanations carefully—they often cover facts that repeat across PPSC, FPSC, and NTS papers.
  • Pair subject practice with past papers to see how Magnetism and Electromagnetism appears in real exam conditions.

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