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## Homework Statement

Four charged particles are at the corners of a square of side a as shown in the figure below. (Let

A = 3, B = 5 and C = 6.)

(a) Determine the electric field at the location of charge q. (Use the following as necessary: q, a, and ke.)

(b) Determine the total electrostatic force exerted on q. (Use the following as necessary: q, a, and ke.)

## Homework Equations

F=Eq

## The Attempt at a Solution

Assuming that I have to solve this algebraically...