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 16 of 41

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Q151.
Assertion (A): Klystron amplifiers use one or more intermediate cavities in addition to buncher and catcher cavity.

Reason (R): When one or more intermediate cavities are used the bandwidth can be increased.
Discuss
Answer: (a).Both A and R are correct and R is correct explanation of A
Q152.
A wave Em cos (bx - Ο‰t) is a backward wave.
Discuss
Answer: (b).False
Q153.
In a circular waveguide TE₂₁ mode has lowest cutoff frequency
Discuss
Answer: (b).False
Q154.
The number of TV channels which can be accommodated in a spectrum of 300 MHz is about
Discuss
Answer: (c).50
Q155.
The noise figure of multicavity klystron amplifier is very low
Discuss
Answer: (b).False
Q156.
Assertion (A): The velocity of electromagnetic waves on overhead lines and coaxial cables is the same.

Reason (R): Free space has an intrinsic impedance of 377 ohms.
Discuss
Answer: (d).A is wrong but R is correct
Discuss
Answer: (a).a hollow metallic enclosure
Q158.
If antenna diameter is increased four times, the maximum range is increased by a factor of
Discuss
Answer: (c).4
Q159.
Assertion (A): Gunn diode is a transferred electron device.

Reason (R): A Gunn oscillator uses the phenomenon of transferred electron effect.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q160.
Atomic and molecular resonance is observed in many substances
Discuss
Answer: (a).at microwave frequencies