Answer:
E1 = 9.83 x [tex]10^{20}[/tex] [tex]NC^{-1}[/tex]
E2 = 1.748 x [tex]10^{21}[/tex] [tex]NC^{-1}[/tex]
Explanation:
E1 = k Q/r2 = 8.99 x [tex]10^{9}[/tex] x 7 x [tex]10^{-6}[/tex] / 8 x [tex]10^{-9}[/tex] x 8 x [tex]10^{-9}[/tex] = 9.83 x [tex]10^{20}[/tex] [tex]NC^{-1}[/tex]
E2 = k Q/r2 = 8.99 x [tex]10^{9}[/tex] x 7 x [tex]10^{-6}[/tex] / 6 x [tex]10^{-9}[/tex] x 6 x [tex]10^{-9}[/tex] = 1.748 x [tex]10^{21}[/tex] [tex]NC^{-1}[/tex]
The direction of the electric field will be from E1 to E2...