Question

Try Yourself:
a
Ex20: Four charge particles each +q are
placed at the four corners A,B,C,Dof
regular pentagon of side a, The electric field
at its centre is b
36Kq
Ε.
B
a) zero b) along OE
25a
4Kq
c)
along E7 d)
2
2
2
Kq along
along OĒ
a
a​

Answer 1

Answer:

sorry I doesn't understand the question