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r = 0,2 m
T = 60 s / 600 = 0,1 s
Rozw.:
V = 2πr/T = 2 × 3,14 × 0,2 m / 0,1 s = 12,56 [m/s]
n*=600 V=? V=2pirf
r=0,2m f=n/t
t=1min.=60s
pi=3,14
rozwia.
f=600/60s=10Hz
V=2*3,14*0,2m*10
V=12,56m/s
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