A body of mass 6 kg moves in a (counterclockwise) circular path of radius 5 meters, making one revolution every 10 seconds. You may assume the circle is in the x y-plane, and so you may ignore the third component.

A. Compute the centripetal force acting on the body. <_,_>

B. Compute the magnitude of that force.

Note: Use exact forms or at least 4 significant digits in your answers.