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d = (Vo + Vf)Δt/2
Como recorre 160m triplicando su velocidad en Δt = 20s → Vf = 3Vo:
Reemplazando datos:
160m = (Vo + 3Vo)(20s)/2
16 = 4Vo
4m/s = Vo
• Calculamos la aceleración:
a = (Vf - Vo)/Δt = (3Vo - Vo)/Δt = 2Vo/Δt = 2(4m/s)/(20s)
Saludos! Jeyson(Jmg)