# a09 - \documentclass[12pt]cfw_article % BB Feb 22 2009....

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\documentclass[12pt]{article} % BB Feb 22 2009. \usepackage{epsfig} \textheight 9.0in \textwidth 6.0in \topmargin -0.4in \headsep 0.4in \oddsidemargin 0.25in \evensidemargin 0.25in \def\sqr#1#2{{\vcenter{\hrule height.#2pt \hbox{\vrule width.#2pt height#1pt \kern#1pt \vrule width.#2pt} \hrule height.#2pt}}} \def\square{{\mathchoice\sqr64\sqr64\sqr{4.2}3\sqr{3.0}3}} \def\undertext#1{$\underline{\smash{\hbox{#1}}}$} \pagestyle{empty} \begin{document} \begin{center} {\bf ADVANCED DYNAMICS --- PHY 4241/5227}\\\vspace {2mm} {\bf HOME AND CLASS WORK -- SET 9}\\% \vspace {3mm} (February 25, 2009) \\ \end{center} \setcounter{equation}{0} \begin{description} \item{(37)} A particle of mass $m$ and electric charge $q$ moves under the influence of a constant magnetic field of the form ${\bf B}({\bf r})\!=\!B_0\hat{\bf z}$. Obtain the most general solution for the velocity ${\bf v}(t)$ using Newton's second law of motion in combination with the Lorentz force $${\bf F}=m{\dot{\bf v}}=\frac{q}{c}{\bf v}\times{\bf B}\;.$$

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## This note was uploaded on 11/10/2011 for the course PHY 4241 taught by Professor Berg during the Spring '11 term at University of Florida.

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a09 - \documentclass[12pt]cfw_article % BB Feb 22 2009....

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