Answer: Work A stone weighing 1 pound is attached to the end of a two-foot string and is
Chapter 15, Problem 37(choose chapter or problem)
A stone weighing 1 pound is attached to the end of a two-foot string and is whirled horizontally with one end held fixed. It makes 1 revolution per second. Find the work done by the force F that keeps the stone moving in a circular path. [Hint: Use Force = (mass)(centripetal acceleration).]
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