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Vo = 0 m/s
Vt = 72 km/jam
t = 90 s
Ditanyakn : a ?
Dijawab :
Vt = (72x1000)/3.600
= 72.000/3.600
= 20 m/s
Jadi Percepatan :
a = (Vt-Vo)/t
= (20-0)/90
= 20/90
= 0,22 m/s²