Communication Systems MCQs

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

Communication Systems MCQs | Page 8 of 120

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Q71.
In colour TV receiver, varactor diode is used for
Discuss
Answer: (c).tuning
Q72.
The number of noise sources in a BJT are

a.

3

b.

2

c.

1

d.

4

Discuss
Answer: (a).3
Discuss
Answer: (b).decreases as frequency is increased
Q74.
As the frequency increases, the absorption of ground wave by earth's surface
Discuss
Answer: (b).increases
Discuss
Answer: (d).varies directly as square root of absolute temperature
Q76.
The range of a cordless telephone is about
Discuss
Answer: (c).100 m
Discuss
Answer: (c).a large number of radials extending from base of tower at a depth of about 30 cm
Discuss
Answer: (b).Removing residual magnetism in mask, shield etc...
Q79.
The rate at which information can be carried through a communication channel depends on
Discuss
Answer: (b).bandwidth
Q80.
Some types of traps used in video IF amplifier of colour TV are
Discuss
Answer: (d).all of the above