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Electricity and Magnetism

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Metal Sphere in an Electric Field

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The figure below shows the electric field lines around a metal sphere that is immersed in a uniform electric field.

Created for Albert.io. Copyright 2016. All rights reserved.

Which of the following conclusions can you make from the electric field line drawing? Select ALL that apply.

A

The uniform electric field points from right to left in the figure.

B

There is a positive surface charge on the right hand side of the sphere.

C

The sphere has a net positive charge.

D

The sphere has a net negative charge.

E

The net charge on the sphere is zero.

F

There are charges on the surface of the metal sphere, but none inside the metal sphere.

G

The field lines are all perpendicular to the metal surface.