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posted by Na on Friday, November 30, 2012 at 12:40pm.
A 3.50-inch floppy disk in a computer rotates with a period of 2.02E-1 s. What is the angular speed of the disk?
Period = 0.202s/rev. V=(1/0.202)rev/s * 6.28rad/rev=31.1 rad/s.
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