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 91 of 120

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Discuss
Answer: (c).More powerful transmitter is required
Q902.
Frequency frogging is used in a carrier system to
Discuss
Answer: (c).reduce cross talk
Discuss
Answer: (b).interleaves pulses belonging to different transmissions
Q904.
In a pulsed RADAR, the transmitter is connected to the antenna
Discuss
Answer: (a).during pulse interval
Discuss
Answer: (c).1 ฮผm and 0.5 mm respectively
Q906.
Which type of modulator amplifier is used in AM transmitter?
Discuss
Answer: (d).Class C with negative feedback
Discuss
Answer: (a).quartz crystal oscillator
Q908.
A monostable multivibrator is used to generate PWM because it can
Discuss
Answer: (d).generate pulses
Q909.
Consider the following statements in amplitude modulation

1. The harmonic and intermodulation distortion may occur in audio and RF amplifiers
2. The sum and difference frequencies are present in the output of mixer
3. The diode detector has audio frequencies in its output
4. A balanced modulator cannot produce an AM with suppressed carrier

Which of the above are true?
Discuss
Answer: (b).1, 2, 3
Q910.
A resistor R is in parallel with capacitance C. The rms noise voltage of resistor in the equivalent circuit can be written as
Discuss
Answer: (a).kT/C