Posted by **Amanda E.** on Saturday, February 19, 2011 at 10:10pm.

Two positive charges of magnitude q are each a distance d from the origin A of a coordinate system as shown above.

( Figure: h t t p : / / draw.to/DS0Qid)

At which of the following points is the electric field least in magnitude?

At which of the following points is the electric potential greatest in magnitude?

The answersto both questions are A but I don't know how to get these. Please help. Thank You.

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