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Home Q & A Board Science-Related Homework Help Physics
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Tonyatodd123 Tonyatodd123
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12 years ago
A car on a roller coaster enters a frictionless loop, with radius of curvature R = 10m. At the top of the loop, the car is just on the verge of losing contact with the track. What is its speed when it has moved through 90 degrees, so its velocity is oriented directly downward?
The answer says 17.1m/s.
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Tony2001Tony2001
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12 years ago
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