A disk 796 cm in radius rotates at a constant rate of 1 150

Question

A disk 7.96 cm in radius rotates at a constant rate of 1 150 rev/min about its central axis.

(a) Determine its angular speed. rad/s

(b) Determine the tangential speed at a point 3.02 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 2.08 s.

m