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August 29, 2014

Homework Help: Physics

Posted by Jenn on Wednesday, October 21, 2009 at 8:53pm.

Rollercoaster has a dip that bottoms out in a vertical circle of radius r.

Passenger feels seat of car pushing upward on her with a force twice her weight as she goes through the dip.

If r = 20.0 m, how fast is rollercoaster going at bottom of the dip?

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