Odpowiedzi

2009-12-16T19:27:24+01:00
Fg = 0,85kN = 850N
g = 10 m/s²
m = Fg/g = 850 / 10 = 85[kg]
2009-12-16T19:27:56+01:00
F= 0,85 KN=850N
f=mg => m=f/g=850/10=85kg