Jawab:
300 m/s
Penjelasan dengan langkah-langkah:
v = ∧ (note : anggap aja panjang glombang) x f
= 2 x 150
= 300 m/s
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Jawab:
300 m/s
Penjelasan dengan langkah-langkah:
v = ∧ (note : anggap aja panjang glombang) x f
= 2 x 150
= 300 m/s