CBSE Class 12-science Answered
Deduce an expression for the electric potential due to an electric dipole at any point on its axis.Mention one contrasting feature of electric potential of a dipole at a point as compared to that due to single charge.
Asked by Topperlearning User | 17 Apr, 2015, 02:13: PM
Expert Answer
Let 
be an axial point at distance 
from the centre of the dipole.
Electric potential at point will be
For a far away point, 
At large distances, dipole potential falls off as 1/r², whereas the potential due to a single charge falls off as 1/r.
Answered by | 17 Apr, 2015, 04:13: PM
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