Optical Sources Quiz

What does LED stand for in optical sources?

• Light Emitting Diode

• Laser Emitting Device

• Low Energy Device

• Light Energy Detector

Which of the following is NOT a type of optical source mentioned in the text?

• Photodiode

• LED

• Laser Diode

• Injection Laser Diode

What is quantum efficiency related to in optical sources?

• The efficiency of converting electrons to photons

• The speed of light in a vacuum

• The resistance of a material

• The modulation frequency

Which property is important for determining the performance of an optical source?

• Power bandwidth product

• Thermal conductivity

• Magnetic permeability

• Electrical resistance

What is the main function of an injection laser diode?

• To emit coherent light

• To detect light

• To amplify sound

• To store data

Which of the following is a threshold condition related to?

• Laser Diodes

• LEDs

• Photodetectors

• Optical fibers

What do laser diode rate equations describe?

• The behavior of laser output over time

• The color of emitted light

• The temperature of the diode

• The size of the diode

What is a resonant frequency?

• A frequency at which a system naturally oscillates

• A frequency that is always zero

• A frequency used for data storage

• A frequency that cannot be measured

Which factor affects the reliability of LED and LD?

• Material quality

• Color of light

• Shape of the device

• Length of the wire

What does PIN stand for in optical detectors?

• Positive-Intrinsic-Negative

• Power-Input-Network

• Photonic-Integrated-Node

• Pulse-Induced-Noise