WAEC - Physics (2003 - No. 7)
The mass on a loaded spiral spring oscillates vertically between two extreme positions P and R equidistant from the equilibrium position Q. Which of the following statements about the system is not correct
the momentum of the mass is maximum at Q
the elastic potential energy of the spring is maximum at Q
the kinetic energy of the mass is maximum at P
the total energy of the system is always constant
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