File:VFPt dipole magnetic3.svg
![File:VFPt dipole magnetic3.svg](http://178.128.105.246/cars-https-upload.wikimedia.org/wikipedia/commons/thumb/5/56/VFPt_dipole_magnetic3.svg/600px-VFPt_dipole_magnetic3.svg.png?20100928142918)
Original file (SVG file, nominally 600 × 600 pixels, file size: 23 KB)
Captions
Captions
Summary
[edit]DescriptionVFPt dipole magnetic3.svg |
English: Magnetic dipole field around a small current loop. |
Date | |
Source | Own work |
Author | Geek3 |
Other versions | |
SVG development InfoField | ![]() This plot was created with VectorFieldPlot. |
Source code InfoField | Python code# paste this code at the end of VectorFieldPlot 1.2
doc = FieldplotDocument('VFPt_dipole_magnetic3',
commons=True, width=600, height=600)
field = Field({'ringcurrents':[[0,0,0,0.5,1]]})
n = 12
for i in range(n):
a = 4.2 * ((i + 0.5) / n - 0.5)
line = FieldLine(field, [0, 0.5 * (exp(a)-1) / (exp(a)+1)],
directions='both')
doc.draw_line(line, linewidth=2.4,
arrows_style={'dist':1.7, 'scale':1.1, 'max_arrows':4})
# draw ring
symb = doc.draw_object('g', {'id':'ring',
'transform':'scale({0},{0})'.format(1.0/doc.unit)})
defs = doc.draw_object('defs', {}, group=symb)
spot = doc.draw_object('radialGradient', {'id':'light_spot',
'cx':'0.65', 'cy':'0.7', 'r':'0.75'}, group=defs)
for col, of in [['#fff', '0'], ['#ddd', '0.15'],
['#aaa', '0.5'], ['#444', '1']]:
doc.draw_object('stop', {'stop-color':col, 'offset':of}, group=spot)
doc.draw_object('path',
{'d':'M -20.5,50 V -50 A 20.5,20.5 0 0,1 20.5,-50 V 50 A 20.5,20.5 0 0,1 -20.5,50 Z',
'style':'fill:url(#light_spot); stroke:#000000; stroke-width:3'},
group=symb)
doc.draw_object('circle', {'cx':'0', 'cy':'0', 'r':'5',
'transform':'translate(0,50)',
'style':'fill:#000000; stroke:none; opacity:0.5'}, group=symb)
doc.draw_object('path', {'d':'M {1},-{0} L {0},-{1} L {2},{3} L {0},{1} \
L {1},{0} {3},{2} L -{1},{0} L -{0},{1} L -{2},{3} L -{0},-{1} L -{1},-{0} \
L {3},-{2} L {1},-{0} Z'.format(11, 8, 3, 0),
'transform':'translate(0,-50)',
'style':'fill:#000000; stroke:none; opacity:0.5'}, group=symb)
doc.write()
|
Licensing
[edit]![]() |
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.http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue |
![w:en:Creative Commons](http://178.128.105.246/cars-https-upload.wikimedia.org/wikipedia/commons/thumb/7/79/CC_some_rights_reserved.svg/90px-CC_some_rights_reserved.svg.png)
![attribution](http://178.128.105.246/cars-https-upload.wikimedia.org/wikipedia/commons/thumb/1/11/Cc-by_new_white.svg/24px-Cc-by_new_white.svg.png)
![share alike](http://178.128.105.246/cars-https-upload.wikimedia.org/wikipedia/commons/thumb/d/df/Cc-sa_white.svg/24px-Cc-sa_white.svg.png)
- 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.
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 14:29, 28 September 2010 | ![]() | 600 × 600 (23 KB) | Geek3 (talk | contribs) | own work |
You cannot overwrite this file.
File usage on Commons
The following 8 pages use this file:
- User:Geek3/Gallery
- User:Geek3/VectorFieldPlot
- Commons:Quality images candidates/Archives June 26 2016
- File:Dipole magnetic-ring.svg
- File:VFPt cylindrical loosely-wound coil.svg
- File:VFPt cylindrical loosely-wound coil 2.svg
- File:VFPt cylindrical loosely-wound coil with compass needles.svg
- File:VFPt electric and magnetic dipole2.svg
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Metadata
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Short title | VFPt_dipole_magnetic3 |
---|---|
Image title | VFPt_dipole_magnetic3
created with VectorFieldPlot 1.1 http://commons.wikimedia.org/wiki/User:Geek3/VectorFieldPlot about: http://commons.wikimedia.org/wiki/File:VFPt_dipole_magnetic3.svg rights: GNU Free Documentation license, Creative Commons Attribution ShareAlike license |