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 64 of 120

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Q631.
The autocorrelation function of the white noise is
Discuss
Answer: (c).constant
Q632.
In a FM signal, the modulation index increases, then the power
Discuss
Answer: (c).remains constant
Q633.
Higher order TDM levels are obtained by
Discuss
Answer: (d).dividing pulse width
Q634.
Assertion (A): In AM, use of SSB reduces the power and bandwidth requirement

Reason (R): A balanced modulator produces AM with carrier suppressed
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q635.
Limiter is not essential in the following detector
Discuss
Answer: (b).ratio detector
Q636.
A receiver has poor selectivity. It will also have poor
Discuss
Answer: (c).blocking
Q637.
The depth of modulation is doubled in FM system then, the power transmitted
Discuss
Answer: (d).none of the above
Q638.
Ground wave can be used for communication upto
Discuss
Answer: (c).16 kHz
Discuss
Answer: (a).is a grounded antenna with a length equal to ฮป/4
Q640.
When large amount of power is required, a push pull amplifier is designed for operation as
Discuss
Answer: (b).class B