Waves & Optics · periodic waves

Periodic Wave

Describes one sinusoidal travelling wave using amplitude, wavelength, frequency, and phase.

y(x,t) = A sin(2π(x/λ − ft) + φ)

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Variables

y: wave displacementm
A: amplitudem
x: positionm
λ: wavelengthm
f: frequencyHz
t: times
φ: phase constantrad

Reference details

Subject: Waves & Optics
Topic: periodic waves
Plain text: y(x,t) = A sin(2 pi (x/lambda - f t) + phi)