Question

$A B C$ is an equilateral triangle. Charges $+q$ are placed at each corner. The electric field intensity at the centroid of triangle will be

• A. $\frac{1}{4 \pi \varepsilon_{0}} \times \frac{q}{r^{2}}$
• B. $\frac{1}{4 \pi \varepsilon_{0}} \times \frac{3 q}{r^{2}}$
• C. $\frac{1}{4 \pi \varepsilon_{0}} \times \frac{q}{r}$
• D. Zero

Answer 1

Answer: (D)

$F_{ N }=0$