Potential energy of a dipole is given by U=−PE =−PEcosθ [Where θ= angle between dipole and perpendicular to the field =−(10−29)(103)cos45∘ =−0.707×10−26 J=−7×10−27 J
An electric field of 1000 V/m is applied to an electric dipole at angle of 45∘. The value of electric dipole moment is 10−29C⋅m. What is the potential energy of the electric dipole?
Held on 11 Jan 2019 · Verified 6 Jul 2026.
−20×10−18 J
−7×10−27 J
−10×10−29 J
−9×10−20 J
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