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1 OPTIKA GEOMETRI - Indosat School

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8 4I<br />

1 6I1<br />

6I<br />

2 ) 0<br />

10I<br />

6I<br />

) 0 .....................................(1)<br />

8 1 2<br />

Perhatikan loop 2 (EFBAE )<br />

E I * R <br />

0<br />

E 2 I 2 * R2<br />

I 3 * R3<br />

0<br />

18 I 2 * 2 I 3<br />

* 6<br />

0<br />

18 2I<br />

2 ( I1<br />

I 2 ) * 6 0<br />

18 2I<br />

2 6I1<br />

6I<br />

2 0<br />

6I<br />

8I<br />

0 ................................(2)<br />

18 1 2<br />

Eliminasi persamaan (1) dan (2)<br />

10 1 2<br />

I 6I<br />

8 x 4 I 24I<br />

32<br />

6 1 2<br />

40 1 2<br />

I 8I<br />

18 x 3 I 24I<br />

54<br />

18 1 2<br />

22I 1<br />

22<br />

I 1A<br />

Substitusikan jawaban tadi ke persamaan 1<br />

10I 1 6I<br />

2 8<br />

10( 1)<br />

6 2 8 I<br />

10 6 2 8 I<br />

6I 2 18<br />

1<br />

(tanda negatif menyatakan arah arus<br />

berlawanan dengan arah loop yang kita buat)<br />

I 2 3A<br />

(Nilai arus positif, menyatakan arah arus searah dengan arah loop yang kita<br />

I I I<br />

I<br />

3<br />

3<br />

1<br />

buat)<br />

2<br />

1<br />

3<br />

I3 2A<br />

(Nilai arus positif, menyatakan arah arus searah dengan arah loop yang kita<br />

buat)<br />

Fisika SMA Kelas X<br />

SMA Muhammadiyah 1 Karanganyar<br />

42

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