Respostas

2013-09-15T15:48:34-03:00
Ep = mgh
Ep = 2.10.160
Ep = 3200J
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2013-09-15T16:53:03-03:00
Epg = m.g.h
Epg = 2x10x160
Epg = 3200 Joules
Muito fácil. (:
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