ELECTRICITY AND MAGNETISM - MAGNETIC FIELDS AND FORCES - MAGNETIC FIELDS	NC State University Faculty Access
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Description: Turn the compass needle so it is approximately parallel to the wire. Close the switch to send the current through the wire for about 1-2 seconds. The compass will align itself with the magnetic field. Parts: Oersted's effect demo, power supply Setup Time: 10 min Quant. in Demo Room: 1 Demo References The Video Encyclopedia of Physics Demonstrations Disc 19-08 Hold a current carrying wire over a bar magnet on a pivot and the magnet moves perpendicular to the wire. Hilton E-7b A compass deflects above and below a current carrying wire. ALSO- jumping wire. Freier and Anderson Ei-8 A compass needle is used to explore the field around a long wire.
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