Question:medium

An electric dipole of moment \(P\) is placed along the direction of electric field \(E\). The work done in deflecting the dipole through \(180^\circ\) is equal to

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Potential energy of dipole: \[ U=-PE\cos\theta \] Stable equilibrium: \[ \theta=0^\circ \] Unstable equilibrium: \[ \theta=180^\circ \]
Updated On: May 16, 2026
  • \(PE\)
  • \(+2PE\)
  • \(-2PE\)
  • Zero
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The Correct Option is B

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