Microwave Communication MCQs

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

Microwave Communication MCQs | Page 11 of 41

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Q101.
Characteristic impedance of a coaxial cable is inversely proportional to √∈r.
Discuss
Answer: (a).True
Q102.
A rectangular waveguide has a discontinuity in the form of reduced narrow dimension. In the equivalent circuit this discontinuity can be represented by
Discuss
Answer: (a).a shunt capacitance at the discontinuity
Q103.
Depth of penetration does not depend on frequency.
Discuss
Answer: (b).False
Discuss
Answer: (a).is merely the TE₁₀ mode rotated 90°
Q105.
Assertion (A): Slotted line is frequently used for microwave measurements.Reason (R): The unknown impedance is mounted at the end of slotted line.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q106.
Assertion (A): TWT uses a focussing mechanism to prevent the electron beam from spreading.

Reason (R): In a TWT the electron beam has to travel a much longer distance than in klystron.
Discuss
Answer: (a).Both A and R are correct and R is correct explanation of A
Q107.
In a TWT the amplitude of resultant wave travelling down the helix
Discuss
Answer: (a).increases exponentially
Discuss
Answer: (d).e = Em sin (Ξ²x)
Q109.
Both Impatt and Trapatt devices use avalanche effect
Discuss
Answer: (a).True
Discuss
Answer: (d).inversely proportional to square of wavelength