Image:Transformer3d col.svg
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Transformer3d_col.svg (750 × 563 pixel, file size: 35 KB, MIME type: image/svg+xml)
The arrows are not correct. See Talk:Transformer#Diagram_Error_-_Polarity.2FPhase_of_secondary_coil and Image:Transformer3d col3.svg. — Omegatron 17:53, 2 September 2006 (UTC)
Idealised single-phase transformer showing the path of magnetic flux through the core.
Magnetic flux is produced by the primary winding, and contained by the high permeability core, links the secondary winding. The mutual inductance between the two windings results in an induced voltage on the secondary side, whose magnitude is determined by the ratio of turns between the two windings.
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[edit] Reference
Daniels, A (1976). Introduction to Electrical Machines. Macmillan Publishers. ISBN 0-333-19627-9.
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