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m= 4 kg
Vo= 3 m/s
F= 30 N
Vt= 6 m/s
dit: s=...?
Jawab:
W=ΔEk
W= 1/2.m.(Vt²-Vo²)
W= 1/2.4.(6²-3²)
W= 2.(27)
W= 54 J
perpindahan:
s= W/F
s= 54/30
s= 1,8 m