Introduction to Electrodynamics · Problem 2.2

Electrostatics — David J. Griffiths

Physics · electric-field-discrete-charges

Problem

Find the electric field (magnitude and direction) a distance zz above the midpoint between equal and opposite charges (±q\pm q), a distance dd apart (same as Example 2.1, except that the charge at x=+d/2x = +d/2 is −q-q).

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