Find the change in the gravitational potential energy

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Reference no: EM13987659

A ball of mass 0.45 kg hangs straight down on a string of length 12 cm. It is then swung upward, keeping the string taut, until the string makes an angle of 55⁰ with respect to the vertical. Find the change in the gravitational potential energy of the Earth-ball system.

Reference no: EM13987659

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