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Two charges 5 xx 10^(-8) C and -3 xx 10^...

Two charges `5 xx 10^(-8)` C and `-3 xx 10^(-8)` C are located 16 cm apart. At what point(s) on the line joining the two charges is the electric potential zero? Take the potential at infinity to be zero.

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10 cm, 40 cm away from the positive charge on the side of the negative charge.
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