Chapter
8
Rotational Motion
Kinematics
of Rotation
Example
8-6
(a)
t = 32 s
(b)
With an initial rotation clockwise (negative) with angular velocity  ,
and a positive angular acceleration the wheel is slowing down and
eventually stops. It will then change direction and rotate in the
opposite direction (counterclockwise).
(c)
t = 13 s
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