File:VFPt cylindrical magnet thumb.svg

Summary

Description
English: Magnetic field of an ideal cylindrical magnet with its axis of symmetry inside the image plane. The validity of the exactly computed field shape can be confirmed by comparison with .
This is a thumbnail version optimized for 220px.
Date
Source Own work
Author Geek3
Other versions
SVG development
InfoField
 The SVG code is valid.
 This plot was created with VectorFieldPlot.
Category:Valid SVG created with VectorFieldPlot code#VFPt%20cylindrical%20magnet%20thumb.svg
 This file uses embedded text.

Quality image

This image has been assessed using the Quality image guidelines and is considered a Quality image.

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Category:Quality images - valid vector
Source code
InfoField

Python code

# paste this code at the end of VectorFieldPlot 1.0
doc = FieldplotDocument('VFPt_cylindrical_magnet_thumb', width=220, height=165, unit=30, commons=True)
r = 0.5 + 0.5 / 30
field = Field({'coils':[[0, 0, 0, r, 1.5, 1]]})
doc.draw_magnets(field)
n = 13
for i in range(n):
    a = r * (-1 + 2 * (0.5 + i) / n)
    line = FieldLine(field, [0, a], directions='both', maxr=10.0)
    doc.draw_line(line, linewidth=1, arrows_style={
        'dist':2.5, 'scale':1.4, 'offsets':[1, 0.3, 0.3, 1]})
doc.write()

Licensing

I, the copyright holder of this work, hereby publish it under the following licenses:
GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.
Category:License migration redundant#VFPt%20cylindrical%20magnet%20thumb.svgCategory:GFDL#VFPt%20cylindrical%20magnet%20thumb.svg
w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
Category:CC-BY-SA-3.0#VFPt%20cylindrical%20magnet%20thumb.svg
You may select the license of your choice.
Category:Self-published work
Category:Field lines around magnets (image set) Category:Field lines around magnets Category:Bar magnets Category:Photos by User:Geek3 Category:Dipole magnet
Category:Bar magnets Category:CC-BY-SA-3.0 Category:Dipole magnet Category:Field lines around magnets Category:Field lines around magnets (image set) Category:GFDL Category:License migration redundant Category:Photos by User:Geek3 Category:Quality images - valid vector Category:Self-published work Category:Valid SVG created with VectorFieldPlot code