V1=30 km/h
V2=102 km/h
t= 40 s
a=?
ΔV= V2-V1
ΔV= 102-30= 72 km/h = 72 * (1000/3600) = 20 m/s
a=ΔV/t
a=20/40
a=0,5 m/s²
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V1=30 km/h
V2=102 km/h
t= 40 s
a=?
ΔV= V2-V1
ΔV= 102-30= 72 km/h = 72 * (1000/3600) = 20 m/s
a=ΔV/t
a=20/40
a=0,5 m/s²