PQ = 45 m
dit : panjang gelombang
jawab :
panjang λ = 1 gelombang
digambar panjang gelombang 1,5.
jadi (1/1,5) x 45 = 30 m
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PQ = 45 m
dit : panjang gelombang
jawab :
panjang λ = 1 gelombang
digambar panjang gelombang 1,5.
jadi (1/1,5) x 45 = 30 m