Charge A $(-4\mathrm{.}03$ nC$)$ is placed $0\mathrm{.}400$ m away from charge B $(3\mathrm{.}31$ nC$).$ What is the electric field strength at a position $0\mathrm{.}50$ of the distance from charge A to charge B$?$  

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The electric field strength at a point between two charges can be calculated using the formula E k q ... View the full answer