A damped mass-spring system oscillates at 113 hz the time, Ask an Expert

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A damped mass-spring system oscillates at 113 Hz. The time constant of system is around 9.5 s. At t = 0 the amplitude of oscillation is 5 cm and the energy of oscillating system is around 86 J.

i) Determine the amplitude of oscillation at t = 0.2 s?

ii) Determine how much energy is dissipated in the first period (.2 s interval)?

iii) Determine how much energy is dissipated in the second period (.2 s interval)?

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