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Angular Velocity of a Compact Disc
A laser reads information from a compact disc at a constant linear speed of 1.2 m/s from
cm in a spiral to the edge of the disc at
cm. The angular speed decreases with increasing
as shown at the top of the figure.
Contributed by:
Enrique Zeleny
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Automatic Animation
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For more specifications, see the Wikipedia entry for
Compact Disc
.
RELATED LINKS
Angular Velocity
(
ScienceWorld
)
PERMANENT CITATION
"
Angular Velocity of a Compact Disc
" from
the Wolfram Demonstrations Project
http://demonstrations.wolfram.com/AngularVelocityOfACompactDisc/
Contributed by:
Enrique Zeleny
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