QB/c18ElectricChargeField lineCharges

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Wikinews-logo-prototype by Diego Grez.svg
8 min video
slides only

I just made a video that is available in three places:
1- https://www.youtube.com/watch?v=1mwIkHshOIg
2-My facebook page
3-c:File:Open Quizbank Proposal First.webm
See also the pdf printout of the slides
Lake Campus Symposium: Creating a bank so students won't break the bank
https://bitbucket.org/Guy_vandegrift/qbwiki/wiki/Home/
The conversion to LaTeX should make this bank more compatible with VLEs
CLICK HERE TO SEE HOW MANY PEOPLE ARE VISITING THESE QUESTIONS
 Quizbank - Quizbank/Python/LaTex - Category:QB/LaTeXpdf - QB - edit news
Students with minimal Python skills can now write numerical questions



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Attribution for each question is documented in the Appendix}
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\question A line of charge density \textlambda\  situated on the y axis extends from y = -3 to y = 2. What is the y component of the electric field at the point (3, 7)?\(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where \(\mathcal B=\)\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
\begin{choices}
\choice \(-\)7
\choice \(-\)3
\choice \(-\)3
\choice 3
\CorrectChoice 2
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\question A line of charge density \textlambda\  situated on the y axis extends from y = 4 to y = 6. What is the y component of the electric field at the point (5, 1)?<br />\(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where \(\mathcal C=\):\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
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\choice a) 5
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\choice e) s\(-\)1
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\question A line of charge density \textlambda\  situated on the y axis extends from y = 4 to y = 6. What is the y component of the electric field at the point (5, 1)?<br />\(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where \(\mathcal F=\):\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
\begin{choices}
\choice 1/2
\choice 2/3
\choice 2
\CorrectChoice 3/2
\choice 3
\end{choices}

\question A line of charge density \textlambda\  situated on the x axis extends from x = 3 to x = 7. What is the x component of the electric field at the point (7, 8)?<br />\(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where \(\mathcal C=\):\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
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\choice s\(-\)3
\choice 3\(-\)s
\choice 8
\choice s\(-\)7
\CorrectChoice 7\(-\)s
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\question A line of charge density \textlambda\  situated on the x axis extends from x = 3 to x = 7. What is the x component of the electric field at the point (7, 8)?<br />\(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where \(\mathcal D^2 + \mathcal E^2=\):\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
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\choice 7\textsuperscript{2} + 8\textsuperscript{2}
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\choice 7\textsuperscript{2} + (3\(-\)s)\textsuperscript{2}
\choice 3\textsuperscript{2} + 8\textsuperscript{2}
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\question A line of charge density \textlambda\  situated on the y axis extends from y = -3 to y = 2. What is the y component of the electric field at the point (3, 7)?\(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where \(\mathcal C=\)\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
\begin{choices}
\choice 3\(-\)s
\choice 3
\choice s\(-\)7
\CorrectChoice 7\(-\)s 
\choice s\(-\)3
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\question A line of charge density \textlambda\  situated on the y axis extends from y = -3 to y = 2. What is the y component of the electric field at the point (3, 7)?\(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where\(\mathcal F=\)\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
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\choice 3
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\choice 1/2
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\question A line of charge density \textlambda\  situated on the y axis extends from y = 2 to y = 7. What is the y component of the electric field at the point (2, 9)?<br /> \(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where \(\mathcal C=\):\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
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\choice s \(-\) 9
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\question A line of charge density \textlambda\  situated on the y axis extends from y = 2 to y = 7. What is the y component of the electric field at the point (2, 9)?<br /> \(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where \(\mathcal D^2 + \mathcal E^2=\):\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
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\question A line of charge density \textlambda\  situated on the x axis extends from x = 4 to x = 8. What is the y component of the electric field at the point (8, 4)?<br />\(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where \(\mathcal A=\):\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
\begin{choices}
\choice 1/2
\CorrectChoice 4
\choice 2
\choice 8
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\question A line of charge density \textlambda\  situated on the x axis extends from x = 4 to x = 8. What is the y component of the electric field at the point (8, 4)?<br />\(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where \(\mathcal C=\):\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
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\choice s\(-\)8
\choice 8\(-\)s
\choice s\(-\)4
\choice 4\(-\)s
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\question A line of charge density \textlambda\  situated on the x axis extends from x = 4 to x = 8. What is the x component of the electric field at the point (8, 4)?<br />\(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where \(\mathcal C=\):\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
\begin{choices}
\choice s\(-\)8
\CorrectChoice 8\(-\)s
\choice s\(-\)4
\choice 4\(-\)s
\choice 4
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\question A line of charge density \textlambda\  situated on the y axis extends from y = 4 to y = 6. What is the x component of the electric field at the point (5, 1)?<br />\(Answer\)  (assuming \(\mathcal B > \mathcal A\)) \( is: \frac{1}{4\pi\epsilon_0}\int_\mathcal A^\mathcal B\frac{ \mathcal C\;\lambda ds}{\left[\mathcal D^2+\mathcal E^2\right]^\mathcal F\;}\), where \(\mathcal C=\):\ifkey\endnote{ placed in Public Domain by Guy Vandegrift: {\url{https://en.wikiversity.org/wiki/special:permalink/1863397}}}\fi
\begin{choices}
\CorrectChoice 5
\choice s\(-\)4
\choice 5\(-\)s
\choice 1\(-\)s
\choice s\(-\)1 
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\end{questions}
\newpage
\section{Attribution}
\theendnotes
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