Odpowiedzi

2010-02-07T12:59:00+01:00
Dane:
m = 1 kg
V = 13 [m/s]
T = 10 s
Rozw.:
V = 2πr/T
VT = 2πr
r = VT/2π = 13 [m/s] × 10 s / 2×3,14 = 20,7 m
F = mV²/r = 1 kg × (13 [m/s])² / 20,7 m = 8,164 N