ElectrostaticsMedium
Question
A dipole of electric dipole moment P is placed in a uniform electric field of strength E. If θ is the angle between positive directions of P and E, then the potential energy of the electric dipole is largest when θ is :
Options
A.zero
B.π/2
C.π
D.π/4
Solution
max PE ⇒ position of unstable equilibrium ⇒ θ = π .
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