• # question_answer ABC is an equilateral triangle. Charges +q are placed at each comer. The electric intensity at Owill be- A) $\frac{1}{4\pi {{\varepsilon }_{0}}}\,\,\frac{q}{{{r}^{2}}}$                B) $\frac{1}{4\pi {{\varepsilon }_{0}}}\,\,\frac{q}{r}$C) Zero                             D) $\frac{1}{4\pi {{\varepsilon }_{0}}}\,\,\frac{3q}{{{r}^{2}}}$

${{E}_{net}}=0$