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November 27, 2014

Homework Help: physics

Posted by Jamie on Monday, April 16, 2012 at 5:48pm.

An athlete swings a 4.30 kg ball horizontally on the end of a rope. The ball moves in a circle of radius 0.790 m at an angular speed of 0.590 rev/s.


(a) What is the tangential speed of the ball?
m/s

(b) What is its centripetal acceleration?
m/s2

(c) If the maximum tension the rope can withstand before breaking is 81 N, what is the maximum tangential speed the ball can have?
m/s

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