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Diffstat (limited to '')
| -rw-r--r-- | fig/bernoulli.tex | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/fig/bernoulli.tex b/fig/bernoulli.tex new file mode 100644 index 0000000..4f1916f --- /dev/null +++ b/fig/bernoulli.tex @@ -0,0 +1,42 @@ +\begin{tikzpicture} + % axis + % \draw[->] (-1.5,-1.5) to ++(0,5) node[anchor=south] {\(y\)}; + \draw[->] (-1,-1) to (8.5,-1) node[anchor=west] {\(x\)}; + + % tube lines + \draw[] (0,2) to (1,2) to[out=0, in=180] (6,3) to (7,3); + \draw[] (0,0) to (1,0) to[out=0, in=180] (6,2) to (7,2); + + % opening ellipse for A1 + \draw[blue!10, fill=blue!10] (0,.025) rectangle ++(.75,1.95); + \draw[fill=blue!10] (0,1) ellipse (.3 and 1); + % ellipse + \draw[dashed, fill=blue!10] (.75,1) ellipse (.3 and 1); + % closing ellipse + \draw[fill=blue!10] (7,2.5) ellipse (.2 and .5); + %% hide half of the ellipse and make dashed + \draw[blue!10, fill=blue!10] (6,2.025) rectangle ++(1,.95); + \draw[dashed] (7,2.5) ellipse (.2 and .5); + % ellipse for A2 + \draw[dashed, fill=blue!10] (6,2.5) ellipse (.2 and .5); + + % vectors + \draw[thick, ->] (-1,1) to node[near start, above, anchor=south] {\(v_1\)} ++(1,0) ; + \draw[thick, ->] (5,2.5) to node[near start, below, anchor=north] {\(v_2\)} ++(1,0) ; + + % heights + \draw[dotted] (0,1) to (2,1); + \draw[->] (1.5,-1) to node[pos=.3, anchor=west, right] {\(h_1\)} (1.5,1); + + \draw[dotted] (6,2.5) to (8,2.5); + \draw[->] (7.5,-1) to node[pos=.5, anchor=west, right] {\(h_2\)} (7.5,2.5); + + % areas + \draw[thick, blue] (0,.4) to [out=180, in=30] node[at end, anchor=east] {\(A_1\)} ++(-.5,-.4); + \draw[thick, blue] (6,2.2) to [out=210, in=80] node[at end, below, anchor=north] {\(A_1\)} ++(-.5,-.5); + + % other symbols + \node at (3,1.5) {\(\varrho\)}; + \node at (-.7,2) {\(p_1\)}; + \node at (7.5,3) {\(p_2\)}; +\end{tikzpicture} |