100 Cats

100 Cats

Fisika tolong jawab ya no 15 :)​

tolong jawab ya no 15 :)​

Jawaban:

cari dulu R pengganti

mis: R4 mrpk R pengganti R2 & R3 (paralel)

1/R4 = 1/R2 + 1/R3

1/R4 = 1/9 + 1/18

1/R4 = 3/18

R4 = 18/3 = 6 Ω

mis: R5 = R pengganti R1 & R4 (seri)

R5 = R1 + R4

R5 = 14 + 6

R5 = 20 Ω

I = V/R5

= 40/20

= 2 A

I = I1 = I4 krn seri

V4 = I4 × R4

= I × R4

= 2 × 6

= 12 V

V4 = V2 = V3 = 12 V krn paralel

V2 = I2 × R2

12 = I2 × 9

I2 = 12/9 = 4/3 A

V3 = I3 × R3

12 = I3 × 18

I3 = 12/18 = 2/3 A

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