Chemistry
posted by Jade .
Suppose a CAV player makes 48 revolutions per minute. Through how many degrees will a point on the edge of a CD move in 1 minute? In 2 sec?

Chemistry 
MathMate
Each revolution moves through 360 degrees.
So 48 RPM moves through 48*360° in one minute.
In two seconds, the angle is
48*360*(2/60)
=48*12
=576°
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