File:VFPt Solenoid correct2.svg

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Qoraal kooban

Sharaxaad
English: Diagram of a solenoid and its magnetic field lines. The shape of all lines was computed according to the laws of electrodynamics.
Taariikhda
Xigasho Shaqadayda
Qoraa Geek3
Other versions
SVG genesis
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The SVG code is valid.
 
This plot was created with VectorFieldPlot.
Source code
InfoField

Python code

# paste this code at the end of VectorFieldPlot 3.3
# https://commons.wikimedia.org/wiki/User:Geek3/VectorFieldPlot
doc = 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 = 0.49
L = 1.96
field = Field([ ['coil', {'x':0, 'y':0, 'phi':0, 'R':R, 'Lhalf':L/2, 'I':1}] ])

for a in [-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)
for x in sc.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()

Laysinka

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.
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Astaan si isku mid la wadaag
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
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Shuruudaha soo socda:
  • Astaan – 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.
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Captions

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Magnetic field lines in solenoid

Items portrayed in this file

depicts Ingiriisi

solenoid Ingiriisi

creator Ingiriisi

some value

author name string Ingiriisi: Geek3
Wikimedia username Ingiriisi: Geek3
URL Ingiriisi: http://commons.wikimedia.org/wiki/User:Geek3

copyright status Ingiriisi

copyrighted Ingiriisi

inception Ingiriisi

Juun 2010

media type Ingiriisi

image/svg+xml

Taariikhda faylka

Riix taariikhda/waqtiga si aad u argto faylka sida oo ahaa markiisa hore.

Taariikhda/WaqtigaSawir yarCabirkaIsticmaaleKa hadalka
kan hadda20:29, 14 Sebteembar 2019Sawirka yar nuuciisa ahaa 20:29, 14 Sebteembar 2019490 × 200 (15 KB)Geek3validator fix
17:15, 12 Juun 2010Sawirka yar nuuciisa ahaa 17:15, 12 Juun 2010490 × 200 (15 KB)Geek3VFPt_Solenoid_correct2

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