5B10.40 Electric Field Lines

This device can be used with a Van de Graff generator and overhead projector to show field between various electrodes (electric field version of iron filings sprinkled on a magnet.

Setup Requirements: Assembled as needed. Ask ahead of time. Grass seed need to be added shortly before use. Oil may need to be replaced. Old seed may need to be removed. May need to dry out belt. Problem with parts under dome of larger version coming loose.

Equations: F = qE

Safety Issues: Shock due to high potential