The 1/4-lb slider A is pushed along the circular bar by the slotted bar. The circular bar...

The 1/4-lb slider A is pushed along the circular bar by the slotted bar. The circular bar lies in the horizontal plane. The angular position of the slotted bar is θ = 10t2 rad. Determine the polar components of the total external force exerted on the slider at t = 0.2 s.