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MAGNETIC FIELD LINES: CURRENT THRU A LONG WIRE<br />
Described by Circle of Compasses<br />
Right hand rule: using the right hand, the thumb points in the direction of the current, the fingers curl in the direction of the magnetic field.  Note direction of compass needles.

Fphoto-48179911-2RM.jpg

MAGNETIC FIELD LINES: CURRENT THRU A LONG WIRE
Described by Circle of Compasses
Right hand rule: using the right hand, the thumb points in the direction of the current, the fingers curl in the direction of the magnetic field. Note direction of compass needles.

Copyright:© 1999 Richard Megna - Fundamental Photographs

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Richard Megna