February 19, 2017

Homework Help: physics

Posted by Angelina on Thursday, February 16, 2012 at 11:58pm.

A 0.700-kg ball is on the end of a rope that is 0.90 m in length. The ball and rope are attached to a pole and the entire apparatus, including the pole, rotates about the pole's symmetry axis. The rope makes an angle of 70.0° with respect to the vertical as shown. What is the tangential speed of the ball?

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