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Analisis Rangkaian Listrik Rangkaian Listrik - Ee-cafe.org

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⎛<br />

2 ⎞<br />

⎜ 1 ⎛ 1 ⎞ ⎟<br />

ω1<br />

= ω0<br />

⎜−<br />

+<br />

⎜<br />

⎟ + 1⎟<br />

dan<br />

⎜ 2Q<br />

⎝ 2Q<br />

⎠ ⎟<br />

⎝<br />

⎠<br />

⎛<br />

2 ⎞<br />

⎜ 1 ⎛ 1 ⎞ ⎟<br />

ω2<br />

= ω0<br />

⎜ +<br />

⎜<br />

⎟ + 1⎟<br />

⎜ 2Q<br />

⎝ 2Q<br />

⎠ ⎟<br />

⎝<br />

⎠<br />

(13.12)<br />

ω0<br />

Lebar pita resonansi adalah: BW res = ω2<br />

− ω1<br />

=<br />

Q<br />

(13.13)<br />

Frekuensi tengah : ω 0 = ω1ω2<br />

(13.14)<br />

Jika arus total dinyatakan dalam fasor I s , maka pada saat resonansi<br />

masing-masing adalah :<br />

Soal-Soal<br />

I L = − jQ I s IC<br />

= jQ I s<br />

(13.15)<br />

1. Hitunglah tegangan keluaran v o pada rangkaian-rangkaian berikut<br />

ini.<br />

261

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