Multiple Choice – Electric Field?

A -2.0nC charge and a +2.0nC charge are located on the x-axis at x= -1.0cm and x= +1.0cm, respectively.

Answer 1

At what position or positions on the x-axis is the electric field zero?
B)+- infinity

At what position or positions on the x-axis is the electric potential zero?
A) 0 cm, +- infinity

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