Which of the following best describes the electric field of an infinite line car

Question

Which of the following best describes the electric field of an infinite line carrying a uniform linear charge density? The line runs along the x-axis.

A) The field points radially outward from the origin.

B) The field points radially outward from the linear charge. The field lines occupy planes parallel to the y-z axis.

C) The field is parallel to the linear charge and points in the positive x direction.

D) The field is parallel to the linear charge and points in the negative x direction.

E) The field lines are circles concentric with the linear charge.

Explanation / Answer

C) The field is parallel to the linear charge and points in the positive x direction.

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