Question: A (0.25-mathrm{kg}) ball attached to a string is being spun around on a horizontal surface at a rotational speed of (2.5 mathrm{rev} / mathrm{s}). What

A $0.25-\mathrm{kg}$ ball attached to a string is being spun around on a horizontal surface at a rotational speed of $2.5 \mathrm{rev} / \mathrm{s}$. What is the ball's kinetic energy if the string is $1.0 \mathrm{~m}$ long?

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Heres how to find the kinetic energy of the ball 1 Convert rotational speed to radians per second ... View full answer

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