Magnetic and Insulating Materials MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Magnetic and Insulating Materials, a fundamental topic in the field of Engineering Materials. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Magnetic and Insulating Materials 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 Magnetic and Insulating Materials mcq questions that explore various aspects of Magnetic and Insulating Materials problems. Each MCQ is crafted to challenge your understanding of Magnetic and Insulating Materials principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Engineering Materials tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Magnetic and Insulating Materials MCQs are your pathway to success in mastering this essential Engineering Materials topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Magnetic and Insulating Materials. 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 Magnetic and Insulating Materials knowledge to the test? Let's get started with our carefully curated MCQs!

Magnetic and Insulating Materials MCQs | Page 3 of 7

Q21.
Yttrium-iron-garnet is used as microwave isolators in the ____ range.
Discuss
Answer: (c).GHz
Q22.
What is the coercive force of high carbon steel?
Discuss
Answer: (a).3.98
Q23.
What is the value of residual induction of alnico alloys?
Discuss
Answer: (c).1.0
Q24.
Which of the following is a requirement for thermal insulation in materials?
Discuss
Answer: (c).Low thermal conductivity
Q25.
How does moisture affect the thermal insulation of a body?
Discuss
Answer: (a).Increases
Q26.
Which of the following is an example of organic insulating material?
Discuss
Answer: (a).Wood-pulp
Q27.
An insulating material named 85% magnesia can be used up to temperatures of _______
Discuss
Answer: (c).315°C
Q28.
An insulating material made from ______ is preferred for applications where vibration resistance is vital.
Discuss
Answer: (d).Cattle hair
Q29.
A cork insulation with a waterproof binder is used for _______ surfaces.
Discuss
Answer: (c).Cold
Q30.
Which of the following is a cause for an increase in insulation?
Discuss
Answer: (a).Increase in thickness
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