Draw circle and vectors

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up vote
3
down vote

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I've plotted the following graph, using tikz:



circle



But I don't know how to make the vectors end exactly on the circle. Is there any simple way to do it?



CODE



documentclassstandalone
usepackagetikz
usetikzlibrarypositioning% To get more advances positioning options
usetikzlibraryarrows
usepackagemathtools
begindocument
begintikzpicture
draw[step=1cm,gray!25!,very thin] (-5,-5) grid (5,5);
draw[thick,->] (-3,0) -- (3,0) node[anchor=north west] x axis;
draw[thick,->] (0,-3) -- (0,3) node[anchor=south east] y axis;
draw[thick,->] (0,0) -- (2,2) node[midway,above] $veca$;
draw[thick,->] (-2,0) -- (2,2) node[midway, above] $veca'$;
draw[blue, thick,->] (-2,0) -- (0,0) node[midway, above] $Delta x$;
draw[red, thick] (0,0) circle (2 cm);
endtikzpicture
enddocument









share|improve this question























  • You can use functions like cosine as coordinate x or y…
    – TeXnician
    2 hours ago











  • You could use polar coordinates, e.g. (60:2) instead of (2,2).
    – marmot
    2 hours ago










  • do you want to add an answer? @marmot otherwise I'll remove the post ( too simple and unuseful question I think).
    – santimirandarp
    1 hour ago










  • I had a couple of comments, all very minor, so I added an answer. You can still decide to delete the question, I am not doing this for reputation. Yet I do not think that everyone but you knows polar coordinates, so the question is OK IMHO.
    – marmot
    1 hour ago














up vote
3
down vote

favorite












I've plotted the following graph, using tikz:



circle



But I don't know how to make the vectors end exactly on the circle. Is there any simple way to do it?



CODE



documentclassstandalone
usepackagetikz
usetikzlibrarypositioning% To get more advances positioning options
usetikzlibraryarrows
usepackagemathtools
begindocument
begintikzpicture
draw[step=1cm,gray!25!,very thin] (-5,-5) grid (5,5);
draw[thick,->] (-3,0) -- (3,0) node[anchor=north west] x axis;
draw[thick,->] (0,-3) -- (0,3) node[anchor=south east] y axis;
draw[thick,->] (0,0) -- (2,2) node[midway,above] $veca$;
draw[thick,->] (-2,0) -- (2,2) node[midway, above] $veca'$;
draw[blue, thick,->] (-2,0) -- (0,0) node[midway, above] $Delta x$;
draw[red, thick] (0,0) circle (2 cm);
endtikzpicture
enddocument









share|improve this question























  • You can use functions like cosine as coordinate x or y…
    – TeXnician
    2 hours ago











  • You could use polar coordinates, e.g. (60:2) instead of (2,2).
    – marmot
    2 hours ago










  • do you want to add an answer? @marmot otherwise I'll remove the post ( too simple and unuseful question I think).
    – santimirandarp
    1 hour ago










  • I had a couple of comments, all very minor, so I added an answer. You can still decide to delete the question, I am not doing this for reputation. Yet I do not think that everyone but you knows polar coordinates, so the question is OK IMHO.
    – marmot
    1 hour ago












up vote
3
down vote

favorite









up vote
3
down vote

favorite











I've plotted the following graph, using tikz:



circle



But I don't know how to make the vectors end exactly on the circle. Is there any simple way to do it?



CODE



documentclassstandalone
usepackagetikz
usetikzlibrarypositioning% To get more advances positioning options
usetikzlibraryarrows
usepackagemathtools
begindocument
begintikzpicture
draw[step=1cm,gray!25!,very thin] (-5,-5) grid (5,5);
draw[thick,->] (-3,0) -- (3,0) node[anchor=north west] x axis;
draw[thick,->] (0,-3) -- (0,3) node[anchor=south east] y axis;
draw[thick,->] (0,0) -- (2,2) node[midway,above] $veca$;
draw[thick,->] (-2,0) -- (2,2) node[midway, above] $veca'$;
draw[blue, thick,->] (-2,0) -- (0,0) node[midway, above] $Delta x$;
draw[red, thick] (0,0) circle (2 cm);
endtikzpicture
enddocument









share|improve this question















I've plotted the following graph, using tikz:



circle



But I don't know how to make the vectors end exactly on the circle. Is there any simple way to do it?



CODE



documentclassstandalone
usepackagetikz
usetikzlibrarypositioning% To get more advances positioning options
usetikzlibraryarrows
usepackagemathtools
begindocument
begintikzpicture
draw[step=1cm,gray!25!,very thin] (-5,-5) grid (5,5);
draw[thick,->] (-3,0) -- (3,0) node[anchor=north west] x axis;
draw[thick,->] (0,-3) -- (0,3) node[anchor=south east] y axis;
draw[thick,->] (0,0) -- (2,2) node[midway,above] $veca$;
draw[thick,->] (-2,0) -- (2,2) node[midway, above] $veca'$;
draw[blue, thick,->] (-2,0) -- (0,0) node[midway, above] $Delta x$;
draw[red, thick] (0,0) circle (2 cm);
endtikzpicture
enddocument






tikz-pgf






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share|improve this question













share|improve this question




share|improve this question








edited 2 hours ago

























asked 2 hours ago









santimirandarp

1,3033620




1,3033620











  • You can use functions like cosine as coordinate x or y…
    – TeXnician
    2 hours ago











  • You could use polar coordinates, e.g. (60:2) instead of (2,2).
    – marmot
    2 hours ago










  • do you want to add an answer? @marmot otherwise I'll remove the post ( too simple and unuseful question I think).
    – santimirandarp
    1 hour ago










  • I had a couple of comments, all very minor, so I added an answer. You can still decide to delete the question, I am not doing this for reputation. Yet I do not think that everyone but you knows polar coordinates, so the question is OK IMHO.
    – marmot
    1 hour ago
















  • You can use functions like cosine as coordinate x or y…
    – TeXnician
    2 hours ago











  • You could use polar coordinates, e.g. (60:2) instead of (2,2).
    – marmot
    2 hours ago










  • do you want to add an answer? @marmot otherwise I'll remove the post ( too simple and unuseful question I think).
    – santimirandarp
    1 hour ago










  • I had a couple of comments, all very minor, so I added an answer. You can still decide to delete the question, I am not doing this for reputation. Yet I do not think that everyone but you knows polar coordinates, so the question is OK IMHO.
    – marmot
    1 hour ago















You can use functions like cosine as coordinate x or y…
– TeXnician
2 hours ago





You can use functions like cosine as coordinate x or y…
– TeXnician
2 hours ago













You could use polar coordinates, e.g. (60:2) instead of (2,2).
– marmot
2 hours ago




You could use polar coordinates, e.g. (60:2) instead of (2,2).
– marmot
2 hours ago












do you want to add an answer? @marmot otherwise I'll remove the post ( too simple and unuseful question I think).
– santimirandarp
1 hour ago




do you want to add an answer? @marmot otherwise I'll remove the post ( too simple and unuseful question I think).
– santimirandarp
1 hour ago












I had a couple of comments, all very minor, so I added an answer. You can still decide to delete the question, I am not doing this for reputation. Yet I do not think that everyone but you knows polar coordinates, so the question is OK IMHO.
– marmot
1 hour ago




I had a couple of comments, all very minor, so I added an answer. You can still decide to delete the question, I am not doing this for reputation. Yet I do not think that everyone but you knows polar coordinates, so the question is OK IMHO.
– marmot
1 hour ago










1 Answer
1






active

oldest

votes

















up vote
3
down vote



accepted










You could use polar coordinates. And you do not need the libraries you are loading here, and in any case I would prefer arrows.meta over arrows. mathtools is not used either. And I would label repeating coordinates such that the diagram becomes easier to adjust.



documentclass[tikz,border=3.14mm]standalone
begindocument
begintikzpicture[>=latex]
draw[step=1cm,gray!25!,very thin] (-5,-5) grid (5,5);
draw[thick,->] (-3,0) -- (3,0) node[anchor=north west] x axis;
draw[thick,->] (0,-3) -- (0,3) node[anchor=south east] y axis;
draw[thick,->] (0,0) coordinate (O) -- (50:2) coordinate (oc)
node[midway,below] $veca$;
draw[thick,->] (-2,0) coordinate (L) -- (oc) node[midway, above] $veca'$;
draw[blue, thick,->] (L) -- (O) node[midway, above] $Delta x$;
draw[red, thick] (O) circle (2 cm);
endtikzpicture
enddocument


enter image description here






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    1 Answer
    1






    active

    oldest

    votes








    1 Answer
    1






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes








    up vote
    3
    down vote



    accepted










    You could use polar coordinates. And you do not need the libraries you are loading here, and in any case I would prefer arrows.meta over arrows. mathtools is not used either. And I would label repeating coordinates such that the diagram becomes easier to adjust.



    documentclass[tikz,border=3.14mm]standalone
    begindocument
    begintikzpicture[>=latex]
    draw[step=1cm,gray!25!,very thin] (-5,-5) grid (5,5);
    draw[thick,->] (-3,0) -- (3,0) node[anchor=north west] x axis;
    draw[thick,->] (0,-3) -- (0,3) node[anchor=south east] y axis;
    draw[thick,->] (0,0) coordinate (O) -- (50:2) coordinate (oc)
    node[midway,below] $veca$;
    draw[thick,->] (-2,0) coordinate (L) -- (oc) node[midway, above] $veca'$;
    draw[blue, thick,->] (L) -- (O) node[midway, above] $Delta x$;
    draw[red, thick] (O) circle (2 cm);
    endtikzpicture
    enddocument


    enter image description here






    share|improve this answer
























      up vote
      3
      down vote



      accepted










      You could use polar coordinates. And you do not need the libraries you are loading here, and in any case I would prefer arrows.meta over arrows. mathtools is not used either. And I would label repeating coordinates such that the diagram becomes easier to adjust.



      documentclass[tikz,border=3.14mm]standalone
      begindocument
      begintikzpicture[>=latex]
      draw[step=1cm,gray!25!,very thin] (-5,-5) grid (5,5);
      draw[thick,->] (-3,0) -- (3,0) node[anchor=north west] x axis;
      draw[thick,->] (0,-3) -- (0,3) node[anchor=south east] y axis;
      draw[thick,->] (0,0) coordinate (O) -- (50:2) coordinate (oc)
      node[midway,below] $veca$;
      draw[thick,->] (-2,0) coordinate (L) -- (oc) node[midway, above] $veca'$;
      draw[blue, thick,->] (L) -- (O) node[midway, above] $Delta x$;
      draw[red, thick] (O) circle (2 cm);
      endtikzpicture
      enddocument


      enter image description here






      share|improve this answer






















        up vote
        3
        down vote



        accepted







        up vote
        3
        down vote



        accepted






        You could use polar coordinates. And you do not need the libraries you are loading here, and in any case I would prefer arrows.meta over arrows. mathtools is not used either. And I would label repeating coordinates such that the diagram becomes easier to adjust.



        documentclass[tikz,border=3.14mm]standalone
        begindocument
        begintikzpicture[>=latex]
        draw[step=1cm,gray!25!,very thin] (-5,-5) grid (5,5);
        draw[thick,->] (-3,0) -- (3,0) node[anchor=north west] x axis;
        draw[thick,->] (0,-3) -- (0,3) node[anchor=south east] y axis;
        draw[thick,->] (0,0) coordinate (O) -- (50:2) coordinate (oc)
        node[midway,below] $veca$;
        draw[thick,->] (-2,0) coordinate (L) -- (oc) node[midway, above] $veca'$;
        draw[blue, thick,->] (L) -- (O) node[midway, above] $Delta x$;
        draw[red, thick] (O) circle (2 cm);
        endtikzpicture
        enddocument


        enter image description here






        share|improve this answer












        You could use polar coordinates. And you do not need the libraries you are loading here, and in any case I would prefer arrows.meta over arrows. mathtools is not used either. And I would label repeating coordinates such that the diagram becomes easier to adjust.



        documentclass[tikz,border=3.14mm]standalone
        begindocument
        begintikzpicture[>=latex]
        draw[step=1cm,gray!25!,very thin] (-5,-5) grid (5,5);
        draw[thick,->] (-3,0) -- (3,0) node[anchor=north west] x axis;
        draw[thick,->] (0,-3) -- (0,3) node[anchor=south east] y axis;
        draw[thick,->] (0,0) coordinate (O) -- (50:2) coordinate (oc)
        node[midway,below] $veca$;
        draw[thick,->] (-2,0) coordinate (L) -- (oc) node[midway, above] $veca'$;
        draw[blue, thick,->] (L) -- (O) node[midway, above] $Delta x$;
        draw[red, thick] (O) circle (2 cm);
        endtikzpicture
        enddocument


        enter image description here







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered 1 hour ago









        marmot

        65.1k471139




        65.1k471139



























             

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