The spring has a stiffness k = 3 lb/ft and an unstretched length of 2 ft. If it is attached to the 5-lb smooth collar and the collar is released from rest at A, determine the speed of the collar just before it strikes the end of the rod at B. Neglect the size of the collar.

Transcribed Image Text:

6 ft A k=3 lb/ft 4 ft X 3 ft N 1 ft B 2 ft 1 ft y