hi, im a grade 12 student and am stuck on this question. could somebody help me solve it or solve it for me.(adsbygoogle = window.adsbygoogle || []).push({});

the question is:

A 1 kg tether ball is suspended by a string .8 m long from a nail a point X, .5 m vertically above a horizontal rob at Y. when the ball is released from Z, it swings down and the string catches on Y. how high above Y must the tether ball be released so that it will swing completely around a circle of a radius .3 m about point Y.

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# Homework Help: Problem with tether balls - How high should I release the ball

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