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December 21, 2014

Homework Help: physics

Posted by Anonymous on Tuesday, April 24, 2012 at 10:57pm.

A 10kg block is released from the top of a ramp 45m high. the track is frictionless except for a 6m stretch in the middle. when the block reaches the end, it compresses the k=2250N/m spring a distance of 0.030m. Find the coefficient of friction over the rough patch in the middle.

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