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 13 of 41

Discover more Topics under Electronics and Communication Engineering

Q121.
Consider the following statements about directional coupler shown in the figure:

1. Ports 1 and 2 are decouple
2. Ports 3 and 4 are decoupled
3. Pots 1 and 3 are decoupled
4. Ports 1 and 4 are decoupled

Which of the above statements are correct?
Discuss
Answer: (a).1 and 2 only
Q122.
Two identical hybrid tees are joined as shown in the given figure. If 16 mW power is fed into port 1, the power output at ports 2 , 3, 1', 2', 3' respectively is
Discuss
Answer: (b).0, 8, 4, 4, 0 mW
Q123.
If QL is loaded Q, QE is external Q and QU is unloaded Q of a microwave resonator, then

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q124.
A rectangular wave guide has two stubs each of length ฮป/4 connected at the source end. The stubs are circuited. Then the stubs present
Discuss
Answer: (a).an infinite impedance in shunt with line
Q125.
Assertion (A): A half wavelength line can be used as a 1 : 1 transformer.

Reason (R): The input impedance of a half wavelength line is equal to load impedance.
Discuss
Answer: (a).Both A and R are correct and R is correct explanation of A
Q126.
The magnitudes of OC and SC input impedances of a transmission line an 100 ฮฉ and 25 ฮฉ. The characteristic impedance is
Discuss
Answer: (b).50 ฮฉ
Q127.
A loss less line is terminated in a circular lines are E lines
Discuss
Answer: (c).SWR is finite
Q128.
A coaxial line has L = 500 nH/m and C = 50 pF/m. The characteristic impedance is
Discuss
Answer: (c).100 ฮฉ
Q129.
The main feature of a parametric amplifier is
Discuss
Answer: (c).broad bandwidth
Q130.
Assertion (A): PIN diode is commonly used for microwave control.

Reason (R): A PIN diode uses heavily doped p and n materials.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A