Odpowiedzi

2009-12-13T17:43:51+01:00
M = 20t
Fc = 40kN
T = 6kN
t = 10s
v = ?

Fw = Fc - T
Fw = 40kN - 6kN = 34kN

a = F/m
a = 34kN/20t = 1,7 m/s²

v = at
v = 1,7 m/s² × 10s = 17 m/s