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A new amusement park log ride has a 500 kg vehicle fired by a compressed spring (k= 7450 N/m) that is compressed a distance of 4.7 m. When the spring is released, the vehicle travels along a level track and then uphill. No loss of energy to friction.
A) Using the conservation of mechanical energy, find the speed of the vehicle nlong the level track.
B) How high does the vehicle travel to the hill beofre it goes back down?


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