Energy Ratio in Simple Harmonic Motion
A 2 kg mass on a spring oscillates with an amplitude of 0.3 m and a period of 0.5 s. What is the ratio of the kinetic energy of the mass to the total mechanical energy of the system when the displacement is x = 0.2 m?
A
2/3
B
5/9
C
4/9
D
1/3
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