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? ? B

Arus Bolak Balik - e-Learning Sekolah Menengah Kejuruan

Arus Bolak Balik - e-Learning Sekolah Menengah Kejuruan

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Gambar 1. Diagram Generator<br />

? maks<br />

?<br />

? B<br />

Kontak<br />

berputar<br />

Sikat yang<br />

diam<br />

Gambar 2. Prinsip kerja generator<br />

2) Konsep tegangan dan arus bolak-balik<br />

d?<br />

Menurut Hukum Faraday: ? I = - jika yang melingkungi<br />

dt<br />

jumlah garis gaya ada N bingkai maka:<br />

d?<br />

? ? ? N<br />

dt<br />

d<br />

? ? N<br />

? ? N?<br />

? ? N?<br />

? cos ??<br />

max<br />

max<br />

max<br />

dt<br />

d cos( ? . t )<br />

dt<br />

(??<br />

) sin( ? t )<br />

Modul.FIS.22 Arus Bolak-Balik 7

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