C = pi*2r = 3.14 * 2*0.98 = 6.15 m.
0.44rev/s. * 6.15m/rev = 2.71 m/s. = Tangential speed.
An athlete swings a 2.01 kg ball horizontally
on the end of a rope. The ball moves in a
circle of radius 0.98 m at an angular speed of
0.44 rev/s.
What is the tangential speed of the ball?
Answer in units of m/s.
1 answer
1 answer