Question
A tether ball tied to a pole by a rope swings in a circular path with centripetal acceleration of 2.7m/s. If the ball has a tangential speed of 2.0m/s, what is the diameter of the circular path in which it travels?
Answers
bobpursley
draw a force diagram. You have at the ball, mg downward, and outward hoizonal, m*2.7
but 2.7= v^2/r, you have v, so solve for r, thence Diameter.
but 2.7= v^2/r, you have v, so solve for r, thence Diameter.
1.5
Related Questions
A person swings a 0.33 kg tether ball tied to a 5.4 m rope in an approximately horizontal circle....
A person swings a 0.33 kg tether ball tied to a 5.4 m rope in an approximately horizontal circle....
a horse is tied to a pole by a rope if the horse moves along a circular path keeping the rope tight...
A tether ball is attached to the top of a 15-foot pole. Maddy holds the ball 3 feet off the ground...