F_o=T
\frac{mv^2}{r}=mgf |:m
\frac{v^2}{r}=gf
v^2=rgf
v^2=0,5m*10\frac{m}{s^2}*0,5
v=\sqrt{2,5\frac{m^2}{s^2}}
v=1,581...m/s
v\approx1,58m/s
v = \omega r
\omega=\frac{v}{r}
\omega=\frac{1,58\frac{m}{s}}{0,5m}=3,16\frac{1}{s}=3,16\frac{rad}{s}<–odpowiedż