In Example Suppose the rod stays on the wall in the same position, but the hinge is moved to be at the center of mass position of the rod. The rod is then held out horizontally and released. How do the energiesof the system change after the rod is released? Check all that apply.
a. The change in the system's gravitational potential energy would be zero
b. The change in the system's gravitational potential energy is positive
c. The change in the system's gravitational potential energy is negative
d. The change in the system's kinetic energy would zeroThe change in the system's kinetic energy is positive
e. The change in the system's Kinetic energy is negative
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