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Posted by donnell on Friday, April 12, 2013 at 12:50pm.
If a 35cm radius tire spins at a rate of 72 rad/s what is the rotating speed?
C = pi * 2r = 3.14 * 70cm = 219.9 cm V = 72Rad/s * 219.9cm/6.28Rad=2521cm/s = 25.21 m/s.
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