A 750 g collar can slide without friction along the semi

Last updated: 6/8/2023

A 750 g collar can slide without friction along the semi circular rod BCD in Fig 2 The rod BCD is in the yz plane The spring is of stiffness 350 N m and its undeformed length is 220 mm The collar is released with an initial velocity at B Determine the initial velocity if the collar should just reach D Hint Use work energy method Take g 9 81 m s in the negative y direction 300 mm 150 mm 75 min Fig 2