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v = s/t
= 1500 / 10
= 150 m/s
b.)
3000 gelombang = 10 detik
300 gelombang = 1 detik ⇒ Frekuensi = 300 Hz
1 gelombang = 1/300 detik ⇒ Periode = 1/300 s
c.)
v = f . λ
150 = 300 . λ
λ = 15/300
λ = 1/2 m
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