Question

electric field strength due to a point charge of 5uc at a distance of 80cm from the charges​

Answer 1

E= kq/r2

=9x10^9x5x10^-6/.8^2

= 70.31x 10^3 N/C

Answer 2

E= 9×10^9×5×10^-6/(0.8)^2

E=70312.5 N/C