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The weight of passengers on a roller coaster increases by 60% as the car goes through a dip with a 30m radius of curvature.
What is the car's speed at the bottom of the dip?
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Consider the roller coaster below in terms of speed. Where will it speed up and where will it slow down? From this consideration, make a sketch of a velocity-time graph for this image. Explain your graph. Post your sketc ...
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