Question: Three equal positive charges q are at the corners of an equilateral triangle of side a as shown in Figure P23.41. (a) Assume that the

Three equal positive charges q are at the corners of an equilateral triangle of side a as shown in Figure P23.41.
(a) Assume that the three charges together create an electric field. Sketch the field lines in the plane of the charges. Find the location of a point (other than 4) where the electric field is zero.
(b) What are the magnitude and direction of the electric field at P due to the two charges at the base?

Three equal positive charges

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