Я хотел бы нарисовать это для одного из своих отчетов. Но я не знаю как.
решение1
Я дарю вам кольцо, равномерно заряженное с использованием Матча, о чем я уже упоминал в своем комментарии.
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\begin{figure}[h]
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% Text Node
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% Text Node
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% Text Node
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% Text Node
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% Text Node
\draw (219,174) node [anchor=north west][inner sep=0.75pt] {$x$};
% Text Node
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% Text Node
\draw (126,19.73) node [anchor=north west][inner sep=0.75pt] {$y$};
% Text Node
\draw (40,232.73) node [anchor=north west][inner sep=0.75pt] {$z$};
% Text Node
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% Text Node
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% Text Node
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% Text Node
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% Text Node
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% Text Node
\draw (417,140.73) node [anchor=north west][inner sep=0.75pt] {$d\vec{\mathbf E}_{x}$};
\end{tikzpicture}
\caption{Ring uniformly charged.}
\end{figure}
\end{document}