Exam 2 fall 2009 solution

exam 2 fall 2009 solution
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Unformatted text preview: DO NOT BEGIN THIS EXAM UNTIL TOLD TO START Name: _______________ SOLUTION ________________ PeopleSoft Number: ______________________________ ECE 2317 Applied Electricity and Magnetism Exam 2 Dec. 3, 2009 1. This exam is closed-book and closed-notes. You may not use any material other than the formula sheet that is provided here and a calculator. No device that can be used for communications is allowed (this includes cell phones and computers). 2. Show all of your work. No credit will be given if the work required to obtain the solutions is not shown. 3. Perform all your work on the exam in the space allowed. 4. Write neatly. You will not be given credit for work that is not easily legible. 5. Leave answers in terms of the parameters given in the problem. 6. Show units in all of your final answers. 7. Put your final answers in the spaces that are indicated. 8. Double-check your answers. For simpler problems, partial credit may not be given. 9. If you have any questions, ask the instructors. You will not be given credit for work that is based on a wrong assumption. 10. Make sure you sign the academic honesty statement on the next page. 1 Academic Honesty Statement I agree to abide by the UH Academic Honesty Policy during this exam. I understand that the punishment for violating this policy will be most severe, including the possibility of getting an F in the class and/or getting expelled from the University. _______________________________________________ Signature 2 FORMULA SHEET encl S D ndS Q = v D = ( 29 ( 29 2 ' ' 4 v V r E r R dV R = ( 29 ( 29 ( 29 ( 29 ' ' 4 v V r dV r R = = y x z V V V V x y z = + + ( 29 1 1 z D D D D z = + + ( 29 ( 29 2 2 1 1 1 sin sin sin r D D r D D r r r r = + + F qE = dq i dt = S i J n dS = v J v = B AB A V E dr = ( 29 ( 29 PE r q r C = + 3 ( 29 ( 29 r R r R E dr = - $ $ y y x x z z V V V V V V V x y z y z x z x y =--- +- $ $ ( 29 1 1 z z V V V V V V V z z z =- +- +- $ ( 29 ( 29 $ ( 29 $ sin 1 1 1 1 sin sin r r V rV rV V V V V r r r r r r =- +- +- ...
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