Erica1003 Erica1003

19-03-2018
Physics

contestada

2kg ball rolling off a 40 meter building

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OKgoogle OKgoogle

23-03-2018

is its asking for work(W) the formula is W=Fd..
F= 2kg x 9.81m/s2(gravity)
d= 40m
so W=2 x 9.81 x 40
W= 784.8 J

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