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WAVES & SOUND · LAB 14

Resonance laboratory

Drive an oscillator through its natural frequency. Watch amplitude, phase and energy respond as damping reshapes the resonance peak.

SIMULATIONRUNNINGREGIONAT RESONANCETIME0.0 s
DisplacementDriving forceDamping
NATURAL FREQUENCY1.59 Hz

Δf 0.00 Hz

STEADY AMPLITUDE0.50 m

maximum 0.00 m

PHASE DIFFERENCE90.0°

Q = 10.00

TOTAL ENERGY0.00 J

input power 0.00 W

DISPLACEMENT HISTORY0.000 m

WHAT TO NOTICE

The timing matters

Near the natural frequency, each push arrives at the right moment to add energy. Damping removes energy and lowers the peak, so real resonators settle at a finite amplitude.

f₀ = (1/2π)√(k/m)