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 30 of 44

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Q291.
An atom of polarizability a is placed in a homogeneous electric field E. The energy stored in polarized atom is
Discuss
Answer: (c).ฮฑE²/2
Q292.
If B, H and M denote flux density, field intensity and magnetisation, B = ฮผโ‚€ (H + M).
Discuss
Answer: (a).True
Q293.
A capacitor can be represented by a capacitance and resistance in parallel. For a good capacitor, this parallel resistance should be
Discuss
Answer: (d).very high
Q294.
Assertion (A): Ionic solids, in general, have no electrical conductivity.

Reason (R): In ionic solids, electrons are tightly bound to the nucleus.
Discuss
Answer: (a).Both A and R are true and R is correct explanation of A
Q295.
Tesla is a unit of
Discuss
Answer: (c).flux density
Q296.
If the operating temperature increases by 10°C, the rate of deterioration of solid dielectric becomes
Discuss
Answer: (a).double
Q297.
In which of the following semiconductor are holes minority carriers
Discuss
Answer: (c).n type
Q298.
At 0 K, silicon and germanium behave like monoatomic crystals.
Discuss
Answer: (b).False
Q299.
Assertion (A): Acceptor extrinsic semiconductor has higher conductivity than intrinsic semiconductor.

Reason (R): Addition of p-type impurity produces an allowable discrete energy level just above valence band.
Discuss
Answer: (a).Both A and R are true and R is correct explanation of A
Q300.
When temperature is above ferromagnetic Curie temperature, a ferromagnetic material
Discuss
Answer: (a).becomes a paramagnetic material