1. dasar – dasar ac
DESCRIPTION
jgTRANSCRIPT
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DASAR – DASAR AC
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Bentuk gelombang
Karakteristik sumber (gelombang) AC mempunyai sifat periodik dgn selang waktu
tertentu (perioda). f (t) = f ( t + nT )
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Contoh 1:Tentukan amplitudo, periode, frekuensi dan pergeseran fasa dari fungsi
Jawaban:-Amplitudo = 12 volt-Periode :- Frekuensi :
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TUGAS
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Konsep phasor
Phasor : bilangan kompleks yg merepresen-tasikan besaran dan phasa gelombang sinu-soidal.
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Bilangan kompleks
Bilangan kompleks : bilangan yg terdiri dari harga real (nyata) dan harga imajiner (khayal).Grafik bilangan kompleks :
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Arus dan Tegangan Sinusoidal
Tegangan yang melewati elemen pasif jika arusnya sinusoidal
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Arus pada elemen pasif jika tegangannya sinusoidal
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TUGAS