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A disk 8.04 cm in radius rotates at a constant rate of 1 210 rev/min about...

A disk 8.04 cm in radius rotates at a constant rate of 1 210 rev/min about its central axis.

(a) Determine its angular speed.
_____rad/s

(b) Determine the tangential speed at a point 2.92 cm from its center.
_____m/s

(c) Determine the radial acceleration of a point on the rim.

magnitude ______km/s2
direction_____


(d) Determine the total distance a point on the rim moves in 1.90 s.
______m

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