pertanyaannya ada difoto
Tolong dijawab menggunakan cara penyelesaiannya,
Tolong dijawab menggunakan cara penyelesaiannya,
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Penjelasan:
dari gambar dapat dihitung:
1. T = 20 s /2½ gelombang
= 8 s
maka f = 1/T
= 1/8 = 0,125 Hz (opsi A)
2. f = v/ lamda
= 3×10^8 / 1,5
= 2×10^8 Hz
= 200 MHz (opsi C)