At the end of the Galactic Green Lion roller coaster, a 400 kg car has a speed of 22 m/s (point A). For safety, the coaster has to be going only 3 m/s when it enters the platform (point B) for the brakes to be able to stop in time. How high does the final hill need to be to slow down the coaster enough?
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At the end of the Galactic Green Lion roller coaster, a 400 kg car has a speed of 22 m/s (point A)....
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