Avalanche Photo Diodes Quiz

What is an avalanche photo diode?

• A device for measuring earthquake vibrations

• Highly sensitive semiconductor photodetector

• A tool for detecting underground water sources

• A type of camera used to capture snowfall

How does an avalanche photo diode work?

• By using the avalanche effect to generate heat

• By using the avalanche effect to amplify the photocurrent generated by incident light.

• By using the avalanche effect to amplify the radio waves

• By using the avalanche effect to reduce the photocurrent

What are the applications of avalanche photo diodes?

• Laser rangefinders, fiber optic communication, and low-light-level detection

• Cooking appliances, gardening tools, and office supplies

What are the advantages of using avalanche photo diodes?

• Higher sensitivity and lower noise

• Lower sensitivity and higher noise

• Decreased sensitivity and increased noise

• No impact on sensitivity or noise

Can you name one disadvantage of avalanche photo diodes?

• Excess noise

• Limited sensitivity

• Low gain

• High cost