Amateur experiment in school
If you changed the magnets, it won't work. As it turned out, we didnt even bother to do the averaging. . Update #4: To some of you commenters: give me a break. .
(L-R) arrl Southeastern Director Greg Sarratt, W4OZK; arrl Southwestern Division Director Dick Norton, N6AA; arrl West Gulf Division Director. A moving magnet causes a pumping action along the wire.