How much energy is dissipated in the second 2 s interval

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Reference no: EM1390471

Q. A damped mass-spring system oscillates at 140 Hz. The time steady of the system is 2.0 s. At t = 0, the amplitude of oscillation is 8.6 cm and the energy of the oscillating system is after that 86 J.

(a) What is the amplitude of oscillation at t = 2.0 s?

What is the amplitude at t = 4.0 s?

(b) How much energy is dissipated in the first 2 s interval?

How much energy is dissipated in the second 2 s interval?

Reference no: EM1390471

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