Homework Statement
draw equipotential lines and electric field lines for the following arrangements of charges:
a) +4 at (3,5)
b) +4 at (3,5) and +4 at (6,5)
c) +4 at (3,5) and -4 at (6,5)
d) +5 at (3,5) and -2 at (6,5)
e) +4 at (3,4), (7,4), and (7,7)
f) +4 at (3,4) and (7,4) and -4 at...