V=36 м/с d=0.6 м v=?
V=2*π*R*v=π*d*v
v=V/(π*d)=36/(3*0.6)=20 об/с
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V=36 м/с d=0.6 м v=?
V=2*π*R*v=π*d*v
v=V/(π*d)=36/(3*0.6)=20 об/с
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