Question: Three identical charges (q = ?? 5.0 C) lie along a circle of radius 2.0 m at angles of 30?, 150?, and 270?, as shown

Three identical charges (q = ?? 5.0 μC) lie along a circle of radius 2.0 m at angles of 30?, 150?, and 270?, as shown in Figure. What is the resultant electric field at the center of the circle?

150 30 270 T9

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