The roller coaster car has a speed of 15 ft>s when it is at the crest of a vertical
Chapter 14, Problem 14-92(choose chapter or problem)
The roller coaster car has a speed of 15 ft/s when it is at the crest of a vertical parabolic track. Determine the car’s velocity and the normal force it exerts on the track when it reaches point B. Neglect friction and the mass of the wheels. The total weight of the car and the passengers is 350 lb.
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