A student whirls a 75.0-gram stone in a horizontal circle oi radius 1.20 meters and at height 2.00 meters above level ground. The string breaks, and
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A student whirls a 75.0-gram stone in a horizontal circle oi radius 1.20 meters and at height 2.00 meters above level ground. The string breaks, and the stone flies ofi horizontally and strikes the
ground atter traveling a horizontal distance of 3.50 meters. a) How many revolutions per minute was the stone making belore the string broke?
b) What was the tension in the string before it broke?

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