Question

Angular speed

Answer 1

\[\sum_{}^{}F=0\]
\[T+F_C=mg\]
\[18=3-\frac{(0.3058)(v^2)}{0.85}\]
i got a negative square root
if i input
\[T-F_C=mg\]
\[T=mg+F_C\]
then it will work
but it should be
\[T+F_C=mg\]

Answer 2

@lgbasallote @mukushla