Questions
An infinite line charge of uniform charge density
detailed solution
Correct option is C
Field due to infinite line of charge E=λ2πε0r Electric dipole initially kept at the point A(a, 0, 0)Field E=λ2πε0aUi=−PEcosθAt (a, 0, 0), Uinitial=Pλ2π∈0 and (2a,0,0) Ufinal=−Pλ2π∈0W=ΔU=Uinitial−Ufinal⇒W=−34λPπ∈0aW=−34λPπ∈0aTalk to our academic expert!
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