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April 17, 2014

Homework Help: physics

Posted by Garcia on Thursday, October 4, 2012 at 10:15pm.

A roller coaster track is designed so that the car travels upside down on a certain portion of the track as shown in the figure below. What is the minimum speed the roller coaster can have without falling from the track? Assume the track has a radius of curvature of 20 m.

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