Forced Damped Vibration: Phasors

A solution of the ODE representing a driven spring/mass/dashpot system represents a balance of forces. If the driving force is sinusoidal, these various forces also vary sinusoidally, and the balance may be represented using phasors (i.e. complex numbers).

A solution of the ODE representing a driven spring/mass/dashpot system represents a balance of forces. If the driving force is sinusoidal, these various forces also vary sinusoidally, and the balance may be represented using phasors (i.e. complex numbers).