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October 23, 2014

Homework Help: Physics- Elena please help!

Posted by Mel on Saturday, October 27, 2012 at 3:12pm.

Part of a roller-coaster ride involves coasting down an incline and entering a loop 30.0 m in diameter. For safety considerations, the roller coasters speed at the top of the loop must be such that the force of the seat on a rider is equal in magnitude to the riderís weight. From what height above the bottom of the loop must the roller coaster descend to satisfy this requirement?

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