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A small electric dipole is placed at origin with its dipole-moment directed along positive x-axis. The direction of electric field at point $(2, 2 \sqrt{2}, 0)$ is

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detailed solution

Correct option is B

tan⁡θ=yx=222=2cot⁡θ=12tan⁡ϕ=tan⁡θ2=22=12=cot⁡θNow, tan⁡ϕ=E0Er=tan⁡θ2then ϕ=90∘−θi.e. E→ is along +ve y-axis

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A small electric dipole is placed at origin with its dipole-moment directed along positive x-axis. The direction of electric field at point (2,22,0) is

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A small electric dipole is placed at origin with its dipole-moment directed along positive x-axis. The direction of electric field at point $(2, 2 \sqrt{2}, 0)$ is