Materials and Components MCQs

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

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

Materials and Components MCQs | Page 17 of 44

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Q161.
An iron specimen has µแตฃ = 1000 when B = 0.3 T. If B = 0.35 T, µแตฃ
Discuss
Answer: (d).may be more or less than 1000
Q162.
Which solid dielectric has highest temperature limit?

a.

E

b.

H

c.

C

d.

F

Discuss
Answer: (c).C
Q163.
Permeability is analogous to
Discuss
Answer: (c).conductivity
Q164.
The colour code on a carbon resistor is green-blue-yellow. The tolerance is
Discuss
Answer: (c).± 20%
Discuss
Answer: (b).becomes an insulator
Q166.
The colour code on a carbon resistor is red-red-black-silver. The value of resistor is
Discuss
Answer: (d).22 ± 10% ฮฉ
Q167.
Some typical examples of macroscopic quantities are
Discuss
Answer: (d).all of the above
Discuss
Answer: (b).is negative
Q169.
Assertion (A): Helium, Argon and Neon are gaseous at room temperature.

Reason (R): The atoms in Helium, Argon and Neon are chemically extremely inactive.
Discuss
Answer: (a).Both A and R are true and R is correct explanation of A
Q170.
Assertion (A): For most metals, Fermi energy EF is less than 10 eV.

Reason (R): Fermi level of a metal is given by EF = 3.64 x 10^-19 (n)^2/3 where n is number of free electrons/m³ of metal.
Discuss
Answer: (a).Both A and R are true and R is correct explanation of A