Question: A ring of charge has its axis aligned with the x - axis. At points along the ring's axis, in what direction is the electric

A ring of charge has its axis aligned with the x-axis. At points along the ring's axis, in what direction is the electric field pointing?
a) In the x-direction only
b) There are components in the y and z directions only
c) In the z-direction only
d) In the y-direction only

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