Question

There are two particles of charge q=2 nC located on the top left and bottom right...

There are two particles of charge q=2 nC located on the top left and bottom right comers of a square with side a = 10 cm. What is the magnitude and direction of the net electric field at the point on the bottom left corner of the square? Find the force acting on the charge q0=5nC at this corner.

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