Odpowiedzi

2009-12-16T18:05:57+01:00
V₀ = 15 m/s
s = 60 m
t = 6 s

V = V₀ - at = 15 - 7,5*6 = 30 m/s ruchem jednostajnie opóźnionym.
a = V/t => a = V₀t/2t = 15*6/2*6 = 7,5 m/s²