File:Current-loop-in-homogenous-magnetic-field-rotation.svg
Summary
| Description |
English: Rotation of a current loop in a homogenous magnetic field (red arrows show lorentz force) |
| Date | |
| Source | Own work |
| Author | MikeRun |
| SVG development | |
| Source code | Python code# paste this code at the end of VectorFieldPlot 3.0
import math
for alpha in [0,45,90]:
alphaInRadians = alpha*(math.pi/180)
doc = FieldplotDocument('current-loop-in-homogenous-magnetic-field-'+str(alpha)+'-deg', width=400, height=400, commons=True)
field = Field([ ['homogeneous', {'Fx':0, 'Fy':1}], ['ringcurrent', {'x':0, 'y':0, 'phi':alphaInRadians, 'R':1, 'I':1}] ])
doc.draw_currents(field)
startx = -2
endx = 2
starty = 2
endy = -2
nlines = 11
xoffset = (endx - startx) / nlines
for i in range(nlines):
posx = startx + (i)*xoffset+xoffset/2
print("posx = "+str(posx))
line = FieldLine(field, [posx, endy], start_v=[0, 1], directions='forward')
doc.draw_line(line, linecolor='#000000', arrows_style={'min_arrows':2, 'max_arrows':2})
doc.write()
|
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