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April 19, 2014

Homework Help: Physics

Posted by Brandon on Sunday, November 2, 2008 at 11:30am.

When an 81.0 kg adult uses a spiral staircase to climb to the second floor of his house, his gravitational potential energy increases by 2.25 103 J. By how much does the potential energy of a 17.0 kg child increase when the child climbs a normal staircase to the second floor?
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