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Where Is E Zero On A Line From Two Charges 3

APPHEM-R4VL1G

Two charges $+16q$ and $-q$ are set on the line shown, where the position $x = 0$ is the midpoint between the two charges. The two charges create an electric field in the region around them.

At which x-coordinate is the electric field equal to zero?

A

$x = -10$ m

B

$x = -4$ m

C

$x = +4$ m

D

$x = 0$ m

E

$x = +10$ m