mtchar1766 mtchar1766 29-12-2023 Mathematics contestada The potential energy U of a particle is given by U = 2.5x² + 100 joule. Is the motion simple harmonic. If the mass of the particle is 0.2 Kg, what is its time period A) Yes, 2.5 sec B) Yes, 5.2 sec C) Yes, 1.26 sec D) No