Simple Magnetic Circuits MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Simple Magnetic Circuits, 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 Simple Magnetic Circuits 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 Simple Magnetic Circuits mcq questions that explore various aspects of Simple Magnetic Circuits problems. Each MCQ is crafted to challenge your understanding of Simple Magnetic Circuits 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 Simple Magnetic Circuits 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 Simple Magnetic Circuits. 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 Simple Magnetic Circuits knowledge to the test? Let's get started with our carefully curated MCQs!

Simple Magnetic Circuits MCQs | Page 5 of 6

Q41.
A ring having a cross-sectional area of 500 mm², a circumference of 400 mm and ϕ=800microWb has a coil of 200 turns wound around it. Calculate the flux density of the ring.
Discuss
Answer: (a).1.6T
Q42.
A ring having a cross-sectional area of 500 mm², a circumference of 400 mm and ϕ=800microWb has a coil of 200 turns wound around it. Relative permeability of ring is 380. Calculate the reluctance.
Discuss
Answer: (c).1.68 * 10⁶ A/Wb
Q43.
A ring having a cross-sectional area of 500 mm², a circumference of 400 mm and ϕ=800microWb has a coil of 200 turns wound around it. Relative permeability of ring is 380. Calculate the magnetomotive force.
Discuss
Answer: (d).1344At
Q44.
A ring having a cross-sectional area of 500 mm², a circumference of 400 mm and ϕ=800microWb has a coil of 200 turns wound around it. Relative permeability of ring is 380. Calculate the magnetising current.
Discuss
Answer: (a).6.7A
Q45.
Can we apply Kirchhoff’s law to magnetic circuits?
Discuss
Answer: (a).Yes
Discuss
Answer: (b).Magnetomotive Force
Q47.
The equivalent of the current I in magnetic ohm’s law is?
Discuss
Answer: (a).Flux
Q48.
The B/H characteristics can be determined using _______
Discuss
Answer: (b).Fluxmeter
Q49.
The B/H curve can be used to determine?
Discuss
Answer: (b).Hysteresis loss
Discuss
Answer: (b).Ferromagnetic materials
Page 5 of 6