Electrostatic Symbols
and Constants
n
F
e
=electrostatic force in
newtons (N) can be attractive
or repulsive
n
k=electrostatic constant
8.99x10
9
N.m
2
/C
2
n
q=charge in coulombs (C)
n
r=distance of separation in
meters (m)
n
E=electric field strength in
(N/C)