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[" An object of mass "m" is released fro...

[" An object of mass "m" is released from "],[" rest at a height h above the surface of "],[" a table.The object slides along the "],[" inside of the loop.The loop track "],[" consisting of a ramp and a circular "],[" loop of radius R shown in the figure."],[" Assume that the track is frictionless."],[" When the object is at the top of the "],[" circular track it pushes against the "],[" track with a force equal to three times "],[" its weight.What height was the object "],[" dropped from? "]

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