Direct Detection Receiver and Optical Amplification MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Direct Detection Receiver and Optical Amplification, a fundamental topic in the field of Optical Communication. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Direct Detection Receiver and Optical Amplification 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 Direct Detection Receiver and Optical Amplification mcq questions that explore various aspects of Direct Detection Receiver and Optical Amplification problems. Each MCQ is crafted to challenge your understanding of Direct Detection Receiver and Optical Amplification principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Optical Communication tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Direct Detection Receiver and Optical Amplification MCQs are your pathway to success in mastering this essential Optical Communication topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Direct Detection Receiver and Optical Amplification. 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 Direct Detection Receiver and Optical Amplification knowledge to the test? Let's get started with our carefully curated MCQs!

Direct Detection Receiver and Optical Amplification MCQs | Page 4 of 11

Q31.
How many amplifier configurations are frequently used in optional fiber communication receivers?
Discuss
Answer: (c).Three
Q32.
How many receiver structures are used to obtain better receiver characteristics?
Discuss
Answer: (d).Three
Q33.
The high-impedance front-end amplifier provides a far greater bandwidth than the trans-impedance front-end.
Discuss
Answer: (a).True
Q34.
A high-impedance amplifier has an effective input resistance of 4 MΩ. Find the maximum bandwidth that may be obtained without equalization if the total capacitance is 6 pF and total effective load resistance is 2 MΩ.
Discuss
Answer: (a).13.3 kHz
Q35.
A high-input-impedance amplifier has following parameters (Total effective load resistance = 2 MΩ, Temperature = 300 K). Find the mean square thermal noise current per unit bandwidth for the high-impedance configuration.
Discuss
Answer: (c).8.29×10⁻²⁷ A²/Hz
Q36.
The mean square thermal noise current in the trans-impedance configuration is _________ greater than that obtained with the high-input-impedance configuration.
Discuss
Answer: (b).20
Q37.
The major advantage of the trans-impedance configuration over the high-impedance front end is ______________
Discuss
Answer: (c).Greater dynamic range
Q38.
The trans-impedance front end configuration operates as a __________ with negative feedback.
Discuss
Answer: (a).Current mode amplifier
Q39.
____________ is the lowest noise amplifier device.
Discuss
Answer: (a).Silicon FET
Q40.
FET device has extremely high input impedance greater than _________
Discuss
Answer: (c).10¹⁴ Ohms
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