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Three identical charges (q = +5.0mC) are along a circle with radius of 2.0m at angles of 30, 150, and 270 degrees

Three identical charges (q = +5.0mC) are along a circle with radius of 2.0m at angles of 30, 150, and 270 degrees. What is the the resultant electric field at the center?
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Answer #1
The charges are symettrical at the center, wouldn't they add to zero? So E at the center would be the vector sum of all the contributions, so it is zero.
answered by: wwps
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