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Primary & Secondary Coil
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* | #1440 Primary
& Secondary Coil.
Used to study electromagnetic induction & transformer principles. The outer coil is 4 1/2"" tall and 2 3/4"" in diameter. The inner coil is 3 3/4"" tall and 1 1/4"" in diameter. The removable steel core with handle is 1/2"" in diameter and 5 1/2"" tall. All coils are wrapped with 20 gauge magnet wire with insulated binding posts as connectors. |
