Jawaban:
frekuensi: 5/2 Hz
rumus cepat rambat :
v = (panjang gelombang) × frekuensi
200m/s = panjang gelombang × 5/2Hz
panjang gelombang = 200 × 2/5
pnjang gelombang = 80 m
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Jawaban:
frekuensi: 5/2 Hz
rumus cepat rambat :
v = (panjang gelombang) × frekuensi
200m/s = panjang gelombang × 5/2Hz
panjang gelombang = 200 × 2/5
pnjang gelombang = 80 m