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BESARAN, SATUAN DAN VEKTOR - Blog

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02.<br />

E k Q<br />

= 2<br />

r<br />

E = kuat medan listrik<br />

Q = muatan<br />

R = jarak<br />

03. Kuat medan listrik oleh bola konduktor.<br />

Er = kuat medan listrik di pusat bola<br />

Es = kuat medan listrik di kulit bola<br />

Ep = kuat medan listrik pada jarak p dari pusat bola<br />

04. Kuat medan disekitar pelat bermuatan.<br />

Ep = σ<br />

E =0.<br />

R Es k Q<br />

= Ep k 2<br />

R<br />

Q<br />

= 2<br />

r<br />

σ =<br />

2ε 0<br />

Q<br />

E P =<br />

A σ<br />

ε 0<br />

σ = rapat muatan Ep = kuat medan listrik<br />

1 1<br />

05. WA−−−−−> B = k. Q. q.( − )<br />

r r<br />

6. V k Q<br />

= =<br />

r<br />

B A<br />

Q. q<br />

Bila rA = ∼ maka W~ B k. r<br />

1 Q<br />

π ε r<br />

.<br />

B 4 0 B<br />

V = potensial listrik<br />

−−−−−><br />

B<br />

= Q. q<br />

----- E P = k =<br />

r<br />

1 Q. q<br />

.<br />

π ε r<br />

B 4 0 B<br />

32

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