Six charges are placed at the vertices of a regular hexagon as shown in the figure. The vertical component of the electric field along the line passing through point O and perpendicular to the plane of the figure at a distance of x (>>a) from O is

Question

G1 Physics · Accepted Answer

Step 1: Use superposition, 𝐄 = Σ[1/(4πε₀)] qᵢ 𝐫ᵢ/rᵢ³, or the appropriate continuous-distribution integral. Step 2: Resolve components and exploit symmetry to cancel components. Step 3: Add the surviving components and compare with the choices. Final: D: zero.

Six charges are placed at the vertices of a regular hexagon as shown in the figure. The vertical component of the electric field along the line passing through point O and perpendicular to the plane of the figure at a distance of x (&gt;&gt;a) from O is

Six charges are placed at the vertices of a regular hexagon as shown in the figure. The vertical component of the electric field along the line passing through point O and perpendicular to the plane of the figure at a distance of x (>>a) from O is