a=v/t
a*t=v
v= 2*15 [m/s2 * s = m/s]
v=30 m/s
72km/h=20m/s
20+30=50m/s
Liczę na naj :)
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a=v/t
a*t=v
v= 2*15 [m/s2 * s = m/s]
v=30 m/s
72km/h=20m/s
20+30=50m/s
Liczę na naj :)