Electric Field Video Lessons

Concept

# Problem: What magnitude charge creates a 1.0 N/C electric field at a point 1.0 m away?

###### FREE Expert Solution

Electric field:

$\overline{){\mathbf{E}}{\mathbf{=}}\frac{\mathbf{k}\mathbf{q}}{{\mathbf{r}}^{\mathbf{2}}}}$

k = 9.0 × 109 N•m2/C2

r = 1 m

E = 1.0 N/C

99% (421 ratings)
###### Problem Details

What magnitude charge creates a 1.0 N/C electric field at a point 1.0 m away?