We Can Figure This Out.org
Virtual Lab: Magnetic Induction (X-ray)
 University of Virginia
           
 
© 2003-Present, John C. Bean
 
Therefore, most books go back to our first representation of a magnetic field as flat loops. You must simply remember that:

1) The magnetic field is not flat - it extends all around the magnet

2) The magnetic field is not just where the lines are drawn. The lines (or actually their spacing) is just a way of showing where the field is strong.

 
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