Question

A conducting sphere of radius R is given a onducting charge Q. The electric potential and the electric field at the centre of the sphere respectively are:

• A. $\frac{Q}{4\pi \epsilon_oR}$ and Zero
• B. $\frac{Q}{4\pi \epsilon_oR}\;and\;\frac{Q}{4\pi \epsilon_oR^2}$
• C. Both are zero
• D. Zero and $\frac{Q}{4\pi \epsilon_oR^2}$

Answer 1

Answer: (A)

$\frac{Q}{4\pi \epsilon_oR}$ and Zero

Answer 2

The correct option (A): $\frac{Q}{4\pi \epsilon_oR}$ and Zero