What angle is the electric force vector acting

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A charge of -5 micro-coulombs is placed at x = 0 cm, y = 0 cm. Another charge of -5 micro-coulombs is placed at x = +22 cm, y = -50 cm. When measured counter-clockwise from the x axis, what angle is the electric force vector acting on the charge at x = 0 cm, y = 0 cm directed?

Reference no: EM13105199

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