Odpowiedzi

2010-01-11T14:09:27+01:00
V = at²

a = 1.6 m/s²
V1 = 36 km/h = 10 m/s
V2 = 108 km/h = 30 m/s

V = V2 - V1
V = 30 - 10
V = 20 m/s

V = at² |:a
t² = V/a
t = √V/a
t = √20/1.6
t = √12.5
t = 3.5 s