# Electric charge and fields: uniform electric field

by Dx
Tags: charge, electric, field, fields, uniform
 P: n/a A force of 6N acts on a charge of 3 microC when placed in a uniform electric field. what is the magnitude of the electric field? I have E = k(Q/r^2... k=9x10^9 * (Q,charge=3x10^-9) / (?)^2 ths can't be the right formula caus e wheres r^2? Dx [?]
Emeritus