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Mathematics, 09.02.2021 07:50 24jgrove

A 200 kg rollercoaster car starts from the top of a 180 m high hill. Assume that energy is totally conserved and no energy is lost to friction or air resistance. Calculate the velocity of the car when it is 75 m above the ground

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A 200 kg rollercoaster car starts from the top of a 180 m high hill. Assume that energy is totally c...
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