t = Zeit (in s)
A = Wellenamplitude (in cm)
c = Wellengeschwindigkeit (in cm/s)
f_W = Wellenfrequenz (in Hz)
Df = Frequenzunterschied = f_{Stroboskop} - f_W (in Hz)

Strecke (in cm)

Amplitude (in cm)

t = 0 (slider from 0 to 100, step 0.01)
A = 1.9 (slider from 0 to 5, step 0.1)
f_W = 10 (slider from 0 to 50, step 0.1)
Df = -0.1 (slider from -2 to 2, step 0.05)
c = 40 (slider from 0 to 40, step 0.1)
λ: c / f_W
f(x) = (A * sin(((2 * pi / λ) * (x - (c * t)))))
f_{Strobo}: f_W + Df
n: floor((t * f_{Strobo}))
g(x) = (A * sin(((2 * pi / λ) * (x - (c * n / f_{Strobo})))))
B = (2.82, 3.84)
d: (x - x(B))^(2) + (y - y(B))^(2) = 1
C: (x(B) + sin((((2 * pi) * f_{Strobo}) * t)), y(B) + cos((((2 * pi) * f_{Strobo}) * t)))
u = Vector(B, C)
D: (x(B), y(B) + 0.8)
E: (x(B), y(B) + 1.2)
a = Segment(D, E)
F: (-100, -100)
G: (100, -100)
H: (100, 100)
I: (-100, 100)
Vieleck1, f_1, g_1, h, i = Polygon(F, G, H, I)