Waves, Oscillations & Acoustics
3 terms
Forced Oscillations
Waves, Oscillations & Acoustics
m
Oscillations produced in a system subjected to a periodic external driving force.
m (d²x/dt²) + b (dx/dt) + k x = F0 cos(ω t)
Frequency
Waves, Oscillations & Acoustics
Hz (s⁻¹)
The number of complete wave cycles or vibrational repetitions occurring per unit time.
f = 1 / T = v / λ
Fundamental Frequency
Waves, Oscillations & Acoustics
Hz
The lowest natural frequency at which a standing wave pattern can be established in a vibrating system.
f1 = v / (2 L) (String / Open Pipe)