Consider a driven forced oscillation in the following conditions: a) At resonance (ω=ω0), what is the value of phase angle of ϕ0? b) What then, is the displacement at a time when the driving force Fext is a maximum, and at a time when Fext ? c) What is the phase difference (in degrees) between the driving force and the displacement in this case? d) What is the amount of power transferred to the driven oscillator?
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