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 38 of 44

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Discuss
Answer: (c).decrease in metals but increase in intrinsic semiconductor
Q372.
An electron for which l = 0 has zero orbital magnetic dipole moment.
Discuss
Answer: (a).True
Discuss
Answer: (a).increase as f increase
Discuss
Answer: (c).resistivity of Ni will increase at all temperatures as Cu destroys the periodicity of Ni and acts as defects
Q375.
When a dielectric material is subjected to alternating field, the absorption of energy by the material from the field is given by the imaginary part of polarizability.
Discuss
Answer: (a).True
Q376.
Automobile ignition systems use the principle of
Discuss
Answer: (c).mutual inductance
Q377.
If ฯ‰โ‚€ is the angular frequency of rotation of electron in the absence of magnetic field, the angular frequency ฯ‰, when a magnetic field B is acting is ฯ‰ โ‰… ฯ‰โ‚€ + (e/2m)B.
Discuss
Answer: (a).True
Q378.
The resistance of a superconductor is
Discuss
Answer: (d).zero
Q379.
Dielectric constant, under the condition of alternating fields, is a complex quantity.
Discuss
Answer: (a).True
Q380.
In an homogeneous dielectric subjected to an electric field E, the dipole moment per unit volume is โˆˆโ‚€(โˆˆแตฃ - 1) E.
Discuss
Answer: (a).True