Electromagnetism MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Electromagnetism, a fundamental topic in the field of Basic Electrical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Electromagnetism MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Electromagnetism mcq questions that explore various aspects of Electromagnetism problems. Each MCQ is crafted to challenge your understanding of Electromagnetism principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Electrical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Electromagnetism MCQs are your pathway to success in mastering this essential Basic Electrical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Electromagnetism. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Electromagnetism knowledge to the test? Let's get started with our carefully curated MCQs!

Electromagnetism MCQs | Page 6 of 9

Discover more Topics under Basic Electrical Engineering

Q51.
The relation between the direction of force and the direction of magnetic field is __________

a.

Same direction

b.

Opposite direction

c.

Perpendicular

d.

Unrelated

Discuss
Answer: (c).Perpendicular
Q52.
The relation between the direction of current and the direction of the force is ________

a.

Same direction

b.

Opposite direction

c.

Perpendicular

d.

Unrelated

Discuss
Answer: (c).Perpendicular
Q53.
Which among the following, is the correct expression for force in a current carrying conductor if magnetic field is perpendicular to it?

a.

F=Bi

b.

F=B²il

c.

F=Bil

d.

F=Bl²

Discuss
Answer: (c).F=Bil
Q54.
When the current in the current carrying conductor increases, what happens to the force in the conductor which is at right angles to the magnetic field?

a.

Increases

b.

Decreases

c.

Remains the same

d.

Becomes zero

Discuss
Answer: (a).Increases
Q55.
When the length of the conductor in the current carrying conductor increases, what happens to the force in the conductor which is at right angles to the magnetic field?

a.

Increases

b.

Decreases

c.

Remains the same

d.

Becomes zero

Discuss
Answer: (a).Increases
Q56.
When the magnetic field intensity in the current carrying conductor increases, what happens to the force in the conductor which is at right angles to the magnetic field?

a.

Increases

b.

Decreases

c.

Remains the same

d.

Becomes zero

Discuss
Answer: (a).Increases
Q57.
The unit for force in a current carrying conductor is _________

a.

Tesla*Ampere*metre

b.

Tesla

c.

Ampere/metre

d.

Ampere*metre

Discuss
Answer: (a).Tesla*Ampere*metre
Q58.
If net force is zero on a particle in magnetic field what is relation between velocity and magnetic field?

a.

v=E*B

b.

v=E/B

c.

v=B/E

d.

v=1/(E*B)

Discuss
Answer: (b).v=E/B
Q59.
If the intensity of the magnetic field is 100T, the length of the conductor is 10m and the magnitude of force perpendicular to the magnetic field is 10kN, calculate the current in the conductor.

a.

100 A

b.

100 mA

c.

10 A

d.

10 mA

Discuss
Answer: (c).10 A
Q60.
If the intensity of the magnetic field perpendicular to current carrying conductor is 100T, the length of the conductor is 3m and the current in the conductor is 10A, calculate the magnitude of force perpendicular to the electric field.

a.

300N

b.

30N

c.

30kN

d.

3kN

Discuss
Answer: (d).3kN
Page 6 of 9