A person sitting on the edge of 6-m-diameter platform moves an arc length of 2 m. Express the angular displacement in degree, radians and revolutions. An electric motor turns at 600 rpm. What is the angular velocity? What is angular displacement after 6 s. 6-m

The angular speed of the hour hand of a clock, in rad/s, is: a. 1/30 π   b.  1/1800 π   c. 7200   d.  1800   e.  1/7200 π

5. A particle is moving along a circular path of radius 1.5 m and has an angular velocity of 10 rads/s. What is the particle's radial acceleration? What is the particle's tangential velocity?

B. F. 2.480 cm C. 1.682 cm 1--1 IZKUK A grinding wheel 1.40 m in diameter rotates with angular speed 1340 rpm. What is the linear speed of a point on the edge of the grinding wheel? 13. A. 98.23 m/s D. 111.6 m/s B. 106.5 m/s E. 77.27 m/s 91.90 m/s C. 81.76 m/s F. 1--1 [carpet-3] IZKUO An object at the end of a 0.95 m string swings around in a circl

10. An object initially at rest starts rotating with a constant angular acceleration. If this object rotates through an angle in time 0.5t, through what angle did it rotate in time t? a. 40 b. (1/2)0 c. (1/4) 0 d. 20