Fa04-Final-Packard-Exam2 - Final Exam Physics 7b Section 2...

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Final Exam Physics 7b Section 2 Fall 2004 R Packard Name:__________________________________ SID:_______________ Section Number: __________________________________ The relative weight of each problem is stated next to the problem. Work the easier ones first. Define physical quantities by letters and work all the problems algebraically before inserting any numbers. Enclose the final algebraic answer in a box before inserting numbers. Check the dimensions of your answer. To answer some of the questions may take several conceptual steps. If you aren’t able to do all the steps, at least explain what you plan to do. You will get partial credit for explaining a correct route to an answer even if you can’t perform the calculations . Cross out work you do not want counted. 1._____ 2._____ 3._____ 4._____ 5._____ 6._____ Total_______
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1. (40 points) A ring of radius R, charge Q and mass M is spinning around its symmetry axis. The ring sits on a horizontal frictionless surface. A uniform external magnetic field of strength B is parallel to the plane of the
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Fa04-Final-Packard-Exam2 - Final Exam Physics 7b Section 2...

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