$2$

S$.$

Explain why we will use thecylindrical

coordinate.

Determine the cylindrical

components of the velocity and

acceleration of the horse when $t=2$

A horse on the merry$-$go$-$round

moves according to the equations $r$

$8ft,=(0\mathrm{.}6t)rad,$ and

$cos($theta$))$ ft $,$ where t is in

seconds.