Question

A cube of side $b$ has a charge $q$ at each of its vertices. The electric field due to this charge distribution at the centre of this cube will be

• A. $q/b^{2}$
• B. $q/2b^{2}$
• C. $32q/b^{2}$
• D. Zero

Answer 1

Answer: (D)

Zero

Answer 2

Due to symmetric charge distribution.