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A 5.1-µC point charge is located at x = 1.1 m, y = 2.8 m, and a -3.9-µC point charge is located at x = 2.3 m, y = -1.9 m.

(a) Find the magnitude and direction of the electric field at x = -2.9 m, y = 1.1 m.

magnitude
direction

(b) Find the magnitude and direction of the force on a proton at x = -2.9 m, y = 1.1 m.

magnitude	N
direction	°

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