Question

At a certain distance from a point charge the electric field is $500V/m$ and the potential is $3000V$. What is this distance

• A. $6m$
• B. $12m$
• C. $36m$
• D. $144m$

Answer 1

Answer: (A)

$6m$

Answer 2

$V = E \times r$ ⇒ $r = \frac{V}{E} = \frac{3000}{500} = 6m$