Four charges are shown (one is unknown) given in 10-10C that form what is known as a quadrupole. You can measure the potential at any point by dragging the test charge around. Distance is measured in m.
Determine the charge of the unknown charge. Start
More Help: Show electric field.
See Giancoli-PA: 17-5, Giancoli-SE: 23-6.
Physlet problem authored by Mario Belloni.
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