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Kelas IX_SMP_IPA_Sukis Wariyono.pdf

Kelas IX_SMP_IPA_Sukis Wariyono.pdf

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Bab 7<br />

A. 1. a 11. b<br />

3. a 13. b<br />

5. b 15. d<br />

7. c 17. b<br />

9. b 19. c<br />

B. 4.<br />

QQ A B F = k 2<br />

r<br />

F =<br />

1<br />

F<br />

4<br />

5. 2 1<br />

Bab 8<br />

A. 1. a 11. b<br />

3. d 13. d<br />

5. d 15. a<br />

7. d 17. b<br />

9. b 19. c<br />

B. 2. a. R AC = 18Ω<br />

b.<br />

I =<br />

1<br />

ampere<br />

3<br />

c. I<br />

2 1<br />

1 = ampere; I2<br />

= ampere<br />

9 9<br />

d. V BC = 2 volt<br />

e. V AB = 4 volt<br />

3. a. R S = 6.000Ω<br />

b. R P = 15Ω<br />

4. R = 10Ω<br />

5. a. I2= 0,3 A<br />

b. 1<br />

I = 0,36 A<br />

c. 1 2<br />

I = 0,36 A; I = 0,3 A<br />

Bab 9<br />

A. 1. a 7. b<br />

3. b 9. a<br />

5. a<br />

B. 5. U =±<br />

1,2volt<br />

Kunci soal terpilih 257

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