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DANE
r=0,1m
V=π[m/s]
t=1min=60s
Obwod
ob=2πr
droga w ciagu czasu t
s=vt
ilosc obiegow
n=s/ob=60π/(2π*0,1)=60/0,2=300
ODP. obiegnie 300 razy
pozdrawiam