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Figure shows a partial profile of a roller coaster ride Friction and air resistance are...

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Physics

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Figure shows a partial profile of a roller coaster ride Friction and air resistance are negligible The speed at the top of the highest hill A is 70 0 m s a Determine the speed of the coaster at position C Solve using conservation of energy principles 3 b Will the coaster be able to reach a hill which is 40 m high Explain using calculations 3 37 8 m B 128 m 17 8 m

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