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Diket :Jumlah gelombang, n = 6
Waktu, t = 60 sec
Jarak puncak dan dasar gelombang,
1/2.λ = 40 cm
Tanya :
A. Panjang gelombang,
1/2.λ = 40 cm
λ = 80 cm
B. Frekuensi,
f = n/t
f = 6/60
f = 0,1 Hz
C.
Cepat rambat,
V = λ.f
V = 80•0,1
V = 8 cm/s
V = 0,08 m/s
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