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Vo = 20 m/s
t = 5 s
Vt = 10 m/s
ditanya =
α = ...
dijawab =
- α = (Vt - Vo) / t
= (10 m/s - 20 m/s) / 5 s
= - 10 m/s / 5 s
- α = - 2 m/s²
α = 2 m/s²