yD/2

F1 ELECTRICAL FIELDS FOR SOME FORMS OF ELECTRODES

=U

Ecp

1+ e 2 +2e* cos

e = - cos

& — Polar Coordinates

= 0 = U

2r s

k

2rr0

y 1

2 x

a2a1 C

Vc a1 b1 ( Arch c

a2 —Arch c

a1