Three charges $2q,\, - q,\, - q$ are located at the vertices of an equilateral triangle. At the centre of the triangle
Three charges $2q,\, - q,\, - q$ are located at the vertices of an equilateral triangle. At the centre of the triangle
- A
The field is zero but potential is non-zero
- B
The field is non-zero but potential is zero
- C
Both field and potential are zero
- D
Both field and potential are non-zero
Similar Questions
Electric flux through surface $s_1$ :-
Electric flux through surface $s_1$ :-
Five point charges each having magnitude $'q'$ are placed at the corners of regular hexagon as shown in figure. Net electric field at the centre $'O'$ is $\vec E$ . To get net electric field at $'O'$ to be $6\vec E$ , charge placed on the remaining sixth corner should be
Five point charges each having magnitude $'q'$ are placed at the corners of regular hexagon as shown in figure. Net electric field at the centre $'O'$ is $\vec E$ . To get net electric field at $'O'$ to be $6\vec E$ , charge placed on the remaining sixth corner should be
Side length of equilateral triangle is $d. P$ is mid of side then potential at point $P, V_P$ is
Side length of equilateral triangle is $d. P$ is mid of side then potential at point $P, V_P$ is
A charge $Q$ is distributed over two concentric hollow spheres or radius $r$ and $R(> r)$ such that the surface densities are equal. The potential at the common centre is
A charge $Q$ is distributed over two concentric hollow spheres or radius $r$ and $R(> r)$ such that the surface densities are equal. The potential at the common centre is
The force on a charge situated on the axis of a dipole is $F$. If the charge is shifted to double the distance, the new force will be
The force on a charge situated on the axis of a dipole is $F$. If the charge is shifted to double the distance, the new force will be