Answer to Question #340416 in Electricity and Magnetism for Nuel Fudalan

Question

An electric charge q = +8.31 x 10^-7 C caused an electric field of magnitude E = 63.9 N/C at pt. P. (a) How far is the point P from the charge? (b) If the magnitude of the electric field at pt. P due to this charge is doubled, how far is the point from the charge?

Answer 1

$F=qE=5.31\cdot 10^{-5}~N.$