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NEET2006PhysicsElectrostaticsActual

An electric dipole of moment p is lying along a uniform electric field E . The work done in rotating the dipole by rotating the dipole by 90 degrees:

Options

  1. Ap E
  2. B2 p E
  3. Cp E / 2
  4. D2 P E

Correct answer

A. p E

Step-by-step solution

Work done aligned W & = ₀^ P E d & =P E(1- ) Since & =90^ W & =P E(1- 90) Q & =P E aligned

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