Electromagnetic Theory-Biot - Savart's and Ampere's Laws (GATE Physics): Questions 1 - 1 of 1

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Question number: 1

» Electromagnetic Theory » Biot - Savart's and Ampere's Laws

Appeared in Year: 2015

MCQ▾

Question

A charge q is distributed uniformly over a sphere, with a positive charge q at its centre in fig.(i) . Also in fig.(ii) , a charge q is distributed uniformly over an ellipsoid with a positive charge q at its centre. With respect to the origin of the coordinate system, which one of the following statements is correct?

Charge distribution over sphere and ellipsoid

Charge Distribution Over Sphere and Ellipsoid

In figure – i uniform charge distribution over a sphere and in figure – ii uniform charge distribution over an ellipsoid.

Choices

Choice (4) Response
a.

The dipole moment is non – zero in both figure (i) and figure (ii)

b.

The dipole moment is non – zero in figure (i) but zero in figure (ii)

c.

The dipole moment is zero in figure (i) but non – zero in figure (ii)

d.

The dipole moment is zero in both figure (i) and figure (ii)

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