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=== 17/11/2011 note by Jakob === | === 17/11/2011 note by Jakob === | ||
Three perfectly centred circles does not come out centred! And you also see what happens to a nice ellipse and a nice circle if speed is increased to 25. (You would need a high speed like this if you like to cut in cardboard without burning through.) | Three perfectly centred circles does not come out centred! And you also see what happens to a nice ellipse and a nice circle if speed is increased to 25. (You would need a high speed like this if you like to cut in cardboard without burning through.) | ||
[[File:Strange_aligment_of_circles.jpg| | [[File:Strange_aligment_of_circles.jpg|800px|thumb|center|]] | ||
=== 20/10/2011 note by [[User:Ms7821|Mark]] === | === 20/10/2011 note by [[User:Ms7821|Mark]] === |
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