Rotational Motion
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Angular Speed

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Angular Speed Empty Angular Speed

Post  Admin Wed Oct 22, 2008 2:18 am

To find out how fast the wheel is rotating, we measure its angular speed w. The average angular speed is given by

.

The instantaneous angular speed is given by

.

Every point on the wheel has the same angular speed. The units of angular speed are rad/s or s-1, because radians are not dimensional.

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