Asked by Elizabeth
A 30g ball rolls around a 40cm diameter L-shaped track at 60rpm. What is the magnitude of the net force that the track exerts on the ball? rolling friction can be neglected.
Answers
Answered by
bobpursley
It has to be equal to centripetal force
massball*w^2 * r
change rpm to rad/sec, and cm to m, and g to kg.
massball*w^2 * r
change rpm to rad/sec, and cm to m, and g to kg.