ELECTRICITY AND MAGNETISM - MAGNETIC FIELDS AND FORCES - FIELDS AND CURRENTS	NC State University Faculty Access
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Description: Sprinkle iron filings on the Plexiglass. Hold down the tap switch briefly while tapping the Plexiglass to encourage alignment. Purchased/Built: built Quant. in Demo Room: 1 Demo References Freier and Anderson Ei-11 Iron filings show the field of a toroid wound through a sheet of plexiglass.
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