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The weight of passengers on a roller coaster increases by 52 as the car goes through a dip with a 40 radius of curvature. What is the car's speed at the bottom of the dip?
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Question: A roller coaster car is going over the top of a 12-m-radius circular rise. At the top of the hill, the passengers "feel light," with an apparent weight only 60% of their true weight. How fast is the coaster mov ...
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