Question

Question No. 31
The depth of the pit in a Compact disc
(CD) is​

Answer 1

Answer:

Each pit is approximately 100 nm deep by 500 nm wide, and varies from 850 nm to 3.5 µm in length. The distance between the tracks (the pitch) is 1.6 µm.

Write mechanism: 780 nm wavelength (infrared ...

Read mechanism: 780 nm wavelength (infrared ...

Extended to: CD-RW; DVD

Explanation:

pls mark me as brainliest and follow for more great answers

Answer 2

Answer:

The pits in a CD are 500 nm wide, between 830 nm and 3,000 nm long and 150 nm deep.

The pits in a CD are 500 nm wide, between 830 nm and 3,000 nm long and 150 nm deep.Write mechanism: 780 nm wavelength (infrared and red edge) semiconductor laser in ...

The pits in a CD are 500 nm wide, between 830 nm and 3,000 nm long and 150 nm deep.Write mechanism: 780 nm wavelength (infrared and red edge) semiconductor laser in ...Read mechanism: 780 nm wavelength (infrared and red edge) semiconductor laser ...

The pits in a CD are 500 nm wide, between 830 nm and 3,000 nm long and 150 nm deep.Write mechanism: 780 nm wavelength (infrared and red edge) semiconductor laser in ...Read mechanism: 780 nm wavelength (infrared and red edge) semiconductor laser ...Extended to: CD-RW; DVD

The pits in a CD are 500 nm wide, between 830 nm and 3,000 nm long and 150 nm deep.Write mechanism: 780 nm wavelength (infrared and red edge) semiconductor laser in ...Read mechanism: 780 nm wavelength (infrared and red edge) semiconductor laser ...Extended to: CD-RW; DVDUsage: Audio and data storage