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Electrostatics question

2019 · 12 Jan · Shift 1 · Q61
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Electrostatics question

2019 · 12 Jan · Shift 1 · Q61

JEE MainPhysicsElectrostaticsMCQ+4 / −1
Determine the electric dipole moment of the system of the three charges, placed on the vertices of an equilateral triangle, as shown in the figure : JEE Main 2019 (Online) 12th January Morning Slot Physics - Electrostatics Question 196 English
  1. A
    2qℓj^2q\ell \widehat j2qℓj​
  2. B
    (qℓ)i^+j^2\left( {q\ell } \right){{\widehat i + \widehat j} \over {\sqrt 2 }}(qℓ)2​i+j​​
  3. C
    3 qℓj^−i^2\sqrt 3 \,q\ell {{\widehat j - \widehat i} \over {\sqrt 2 }}3​qℓ2​j​−i​
  4. D
    −3 qℓj^- \sqrt 3 \,q\ell \widehat j−3​qℓj​
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