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 8 of 11

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Q71.
An uncoated FPA has peak gain wavelength 1.8 ฮผm, mode spacing of 0.8 nm, and long active region of 300 v. Determine RI of active medium.
Discuss
Answer: (b).3.75×10โท
Q72.
Determine the peak gain wavelength of uncoated FPA having mode spacing of 2 nm, and 250 ฮผm long active region and R.I of 3.78.
Discuss
Answer: (c).1.94×10โปโถ
Q73.
An SOA has net gain coefficient of 300, at a gain of 30 dB. Determine length of SOA.
Discuss
Answer: (b).0.023 m
Q74.
An SOA has length of 35.43×10โป³ m, at 30 dB gain. Determine net gain coefficient.
Discuss
Answer: (c).5.125×10โป³
Q75.
An SOA has mode number of 2.6, spontaneous emission factor of 4, optical bandwidth of 1 THz. Determine noise power spectral density.
Discuss
Answer: (a).1.33×10โป³
Q76.
An SOA has noise power spectral density of 1.18 mW, spontaneous emission factor of 4, optical bandwidth of 1.5 THz. Determine mode number.
Discuss
Answer: (a).1.53 × 10²โธ
Q77.
The spectral dependence on gain is always constant.
Discuss
Answer: (b).False
Q78.
ESA ________ the pumping efficiency of device.
Discuss
Answer: (c).Reduces
Discuss
Answer: (a).Erbium-doped fluoro-zir-carbonate fiber multimode
Q80.
It is possible to construct a single rare-earth-doped fiber amplifier which provides amplification for all-bands.
Discuss
Answer: (b).False