An electric dipole of moment \(\vec P\) is lying along a uniform electric field \(\vec E\) . The workdone in rotating the dipole by 90° is(a) \(\frac{PE}{2}\)(b) 2pE (c) pE (d) √2pE

An electric dipole of moment \(\vec P\) is lying along a uniform elec

1.	An electric dipole of moment \(\vec P\) is lying along a uniform electric field \(\vec E\) . The workdone in rotating the dipole by 90° is(a) \(\frac{PE}{2}\)(b) 2pE (c) pE (d) √2pE
Answer» Correct answer is (c) pE

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An electric dipole of moment \(\vec P\) is lying along a uniform electric field \(\vec E\) . The workdone in rotating the dipole by 90° is(a) \(\frac{PE}{2}\)(b) 2pE (c) pE (d) √2pE

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