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Depict the equipotential surfaces for a system of two identical positive point charges placed a distance(d) apart?

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प्रश्न

Depict the equipotential surfaces for a system of two identical positive point charges placed a distance(d) apart?

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उत्तर

An equipotential surface is a surface with a constant value of the potential at all points on the surface.


Equipotential surfaces for two identical positive charges.

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2009-2010 (March) Delhi set 3

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Describe schematically the equipotential surfaces corresponding to

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(c) a single positive charge at the origin, and

(d) a uniform grid consisting of long equally spaced parallel charged wires in a plane.


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Statement - 2: The electrical potential of a sphere of radius R with charge Q uniformly distributed on the surface is given by `Q/(4piepsilon_0R)`.


Assertion: Electric field is discontinuous across the surface of a spherical charged shell.
Reason: Electric potential is continuous across the surface of a spherical charged shell.


The diagrams below show regions of equipotentials.

(i)
(ii)
(iii)
(iv)

A positive charge is moved from A to B in each diagram.


If a unit positive charge is taken from one point to another over an equipotential surface, then ______.

Can two equipotential surfaces intersect each other? 


The work done to move a charge along an equipotential from A to B ______.

  1. cannot be defined as `- int_A^B E.dl`
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  3. is zero.
  4. can have a non-zero value.

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