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 2 of 41

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Q11.
When a line is loaded the characteristic impedance is equal to

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q12.
In the given figure forward current wave has a magnitude of

a.

0.45 A

b.

0.3 A

c.

0.2 A

d.

0.1 A

Discuss
Answer: (b).0.3 A
Q13.
In the given figure shows the equivalent circuit of a magic tee. If all ports are matched

a.

nE = nH = √2

b.

nE = nH = 0.707

c.

nE = √2, nH = 0.707

d.

nH = 0.707, nH = √2

Discuss
Answer: (a).nE = nH = √2
Q14.
In the given figure forward voltage wave has a magnitude

a.

90 V

b.

60 V

c.

30 V

d.

10 V

Discuss
Answer: (c).30 V
Q15.
For a rectangular waveguide having width a and height b, the cutoff wavelength for TM₁₁ mode is equal to

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q16.
If ZTE is wave impedance for TE waves, Ed is maximum dielectric strength of insulating material, a and b are the width and height of a rectangular wave guide, the maximum power handling capability Pmax for TE₁₀ mode is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q17.
In the given figure a short circuited transmission line resonator If n = 1, 2, 3...

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q18.
The Q factor of a waveguide resonator is given by (ω0 is resonant frequency, U is energy storage and WL is the power loss)

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q19.
For l << λ, the equivalent circuit of a microwave resistor is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q20.
If μr is relative permeability, ∈r is relative permittivity, c is velocity of light fc is cutoff frequency, phase velocity vp (i.e., speed with which a particular phase of the wave travels down a rectangular waveguide at frequency f) is given by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
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