The smooth bar rotates in the horizontal plane with constant angular velocity
\omega _(0)=84rpm
.
(Figure 1)
Figure
1 of 1
Part A
If the radial velocity of the
1-kg
collar
A
is
v_(r)=10(m)/(s)
when its radial position is
r=1m
, what is its radial velocity when
r=2m
?
Express your answer to three significant figures and include the appropriate units.