A 31 microc is at x 0 and a -20 microc charge is at x 42

A 3.1 µC is at x = 0 and a -2.0 µC charge is at x = 4.2 cm. Let V = 0 at r = infinity.

(a) At what point along the line joining them is the electric field zero?

(b) At what points is the potential 0?

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A 31 microc is at x 0 and a -20 microc charge is at x 42 : a 3.1 microc is at x 0 and a -2.0 microc charge is at x 4.2 cm. let v 0 at r infinity.a at what point along the

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