File:VFPt Solenoid correct2.svg
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| DescriptionVFPt Solenoid correct2.svg | English: Diagram of a solenoid and its magnetic field lines. The shape of all lines was computed according to the laws of electrodynamics. |
| Date | |
| Source | Own work |
| Author | Geek3 |
| Other versions | |
| SVG development InfoField |  This plot was created withVectorFieldPlot. |
| Source code InfoField | Python code# paste this code at the end of VectorFieldPlot 3.3# https://commons.wikimedia.org/wiki/User:Geek3/VectorFieldPlotdoc=FieldplotDocument('VFPt_Solenoid_correct2',width=490,height=200,unit=100,commons=True,bg_color=None)doc.arrow_geo={'x_nock':-2,'x_head':4,'x_tail':-2,'width':4}R=0.49L=1.96field=Field([['coil',{'x':0,'y':0,'phi':0,'R':R,'Lhalf':L/2,'I':1}]])forain[-0.455,-0.385,-0.275,-0.165,-0.055,0.055,0.165,0.275,0.385,0.455]:line=FieldLine(field,[0,a],directions='both',maxr=3.5)doc.draw_line(line,linewidth=1.0,arrows_style={'dist':1.5,'min_arrows':1,'max_arrows':3,'scale':2,'offsets':{'start':1,'leave_image':0.25,'enter_image':0.25,'end':1}})current_out=doc.draw_object('g',{'id':'current_out'},group=doc._get_defs())doc.draw_object('circle',{'cx':'0','cy':'0','r':12.5,'fill':'#ffffff','stroke':'#000000','stroke-width':3},group=current_out)doc.draw_object('circle',{'cx':'0','cy':'0','r':2.6,'fill':'#000000','stroke':'none'},group=current_out)current_in=doc.draw_object('g',{'id':'current_in'},group=doc._get_defs())doc.draw_object('circle',{'cx':'0','cy':'0','r':12.5,'fill':'#ffffff','stroke':'#000000','stroke-width':3},group=current_in)doc.draw_object('path',{'d':"M -8.8,-8.8 L 8.8,8.8 M -8.8,8.8 L 8.8,-8.8",'fill':'none','stroke':'#000000','stroke-width':3},group=current_in)forxinsc.linspace(-0.84,0.84,7):doc.draw_object('use',{'{http://www.w3.org/1999/xlink}href':'#current_out','transform':"translate({:.3f},{:.3f}) scale(0.01, 0.01)".format(x,R)})doc.draw_object('use',{'{http://www.w3.org/1999/xlink}href':'#current_in','transform':"translate({:.3f},{:.3f}) scale(0.01, 0.01)".format(x,-R)})doc.write() |
 | Permission is granted to copy, distribute and/or modify this document under the terms of theGNU Free Documentation License, Version 1.2 or any later version published by theFree 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 entitledGNU Free Documentation License.http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:29, 14 September 2019 | | 490 × 200(15 KB) | Geek3 | validator fix |
| 17:15, 12 June 2010 |  | 490 × 200(15 KB) | Geek3 | VFPt_Solenoid_correct2 |
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| Short title | VFPt_Solenoid_correct |
|---|---|
| Image title | VFPt_Solenoid_correct created with VectorFieldPlot 1.1http://commons.wikimedia.org/wiki/User:Geek3/VectorFieldPlotand manually modified about:http://commons.wikimedia.org/wiki/File:VFPt_Solenoid_correct.svgrights: GNU Free Documentation license, Creative Commons Attribution ShareAlike license |
| Width | 490 |
| Height | 200 |
