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 9 of 120

Q81.
In sound recording the degree of pre-emphasis is about 6 dB/ octave.
Discuss
Answer: (b).False
Q82.
Space wave may be a direct wave or wave reflected from earth.
Discuss
Answer: (b).False
Discuss
Answer: (b).frequency modulation
Q84.
If the frequency of a wave 20 Hz, the time period is
Discuss
Answer: (d).0.05 secs
Discuss
Answer: (c).Pulse Repetition Frequency
Q86.
Which of the following cannot be the Fourier series expansion of a periodic signal?
Discuss
Answer: (c).x(t) = cos t + 0.5
Q87.
Which of the following is the indirect way of FM generation?
Discuss
Answer: (b).Armstrong modulator
Q88.
A telephone exchange has 9000 subscribers. If the number of calls originating at peak time is 10, 000 in one hour, the calling rate is
Discuss
Answer: (b).10/9
Q89.
A cordless telephone using separate frequencies for transmission in base and portable units is known as
Discuss
Answer: (a).duplex arrangement
Q90.
For attenuation of high frequencies we should use
Discuss
Answer: (a).shunt capacitance