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April 18, 2014

Homework Help: physics

Posted by risha on Wednesday, October 20, 2010 at 11:49pm.

A person falls from a height of 2.0m on earth(a=g=9.8m/s2). What acceleration is necessary for them to stop over 30 cm (assuming they bend their knees)? what if they don't bend their knees hence stop over a distance of 1 mm?

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