Respostas

2014-09-03T19:24:07-03:00
M = 10 kg
Vo = 0
V = 30 m/s
t = 5 s
F = ?
a = ?
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a = ΔV/Δt
a = (30 - 0)/5

a = 6 m/s²

Fr = m.a
Fr = 10.6

Fr = 60 N
1 5 1