Optical Sources MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Optical Sources, 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 Optical Sources 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 Optical Sources mcq questions that explore various aspects of Optical Sources problems. Each MCQ is crafted to challenge your understanding of Optical Sources 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 Optical Sources 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 Optical Sources. 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 Optical Sources knowledge to the test? Let's get started with our carefully curated MCQs!

Optical Sources MCQs | Page 17 of 18

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Q161.
The active layer of E-LED is heavily doped with ____________
Discuss
Answer: (a).Zn
Q162.
Intrinsically _________________ are a very linear device.
Discuss
Answer: (d).LEDs
Q163.
Linearizing circuit techniques are used for LEDs.
Discuss
Answer: (a).True
Q164.
The internal quantum efficiency of LEDs decreasing _______________ with ________________ temperature.
Discuss
Answer: (b).Exponentially, increasing
Q165.
To utilize _____________________ of SLDs at elevated temperatures, the use of thermoelectric coolers is important.
Discuss
Answer: (c).High-power potential
Q166.
For particular materials with smaller bandgap energies operating in _____________ wavelength, the linewidth tends to ______________
Discuss
Answer: (b).1.1 to 1.7 ฮผm, increase
Q167.
The active layer composition must be adjusted if a particular center wavelength is desired.
Discuss
Answer: (a).True
Q168.
In optical fiber communication, the electrical signal dropping to half its constant value due to modulated portion of optical signal corresponds to _______
Discuss
Answer: (b).3 dB
Q169.
The optical 3 dB point occurs when currents ratio is equal to _____________
Discuss
Answer: (c).\(\frac{1}{2}\)
Q170.
The optical bandwidth is _____________ the electrical bandwidth.
Discuss
Answer: (b).Greater