Page 34 - E-modul Listrik Statis
P. 34
Penyelesaian:
−8
Dik: = 14 × 10
1
= −24 × 10
−8
2
= 12 × 10
−8
3
= = 8 cm = 8 × 10
−2
1
3
−2
= 16 cm = 16× 10
2
2
9
2
= 9 × 10 /
Dit: …?
Jawab:
= + +
1
3
2
= 1 + 2 + 3
1 2 3
2
2
9
= (9 × 10 / ) ( 14×10 −8 + −24×10 −8 + 12×10 −8 )
8×10 −2 16×10 −2 8×10 −2
2
= (9 × 10 / )(1,75 × 10 / )
−6
9
2
= 15,75 × 10 Volt
3
= 15.750 Volt
Jadi, potensial listrik di titik P adalah 15.750 Volt.
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