150g_and a spring constant of k=100N/m has a damping constant y=0.9. A system with mass = Assume the mass was pulled to the right 30 cm at t=0 and released. d) Estimate the time at which the amplitude has decayed to 4 of its initial value.
150g_and a spring constant of k=100N/m has a damping constant y=0.9. A system with mass = Assume the mass was pulled to the right 30 cm at t=0 and released. d) Estimate the time at which the amplitude has decayed to 4 of its initial value.
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Transcribed Image Text:A system with mass = 150g_and a spring constant of k=100N/m has a damping constant y=0.9.
Assume the mass was pulled to the right 30 cm at t=0 and released.
d) Estimate the time at which the amplitude has decayed to 4 of its initial value.
e) Assume the system is connected to a forcing function given by (in Newtons)
F(t)=2coswt
f) Estimate the value of the amplitude at resonance.
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