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May 22, 2015

Homework Help: Physics

Posted by Jackie on Monday, April 25, 2011 at 7:02pm.

a 800 gram ball at the end of a cord is whirled in an almost horizontal circle of radius 1.50 meters. its tangential speed in the circle is 10 meters per second. What must be the tension in the cord? What angle does the cord make with the horizontal?

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