Physics126.Exam3.2000 - Physics 126: Midterm Exarn ff2...

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Physics 126: Midterm Exarn ff2 November 4.2004 Printed Signatu UMI Time TTH 9-10 TTH 10-1i TTH 11-12 TTH 12-1 TTH 1.2 TTH 2-3 Instructor SKALSEY SAVIT Disc,rssiol?r.tr"ffi- Section 004 005 006 007 008 009 This is a closed-book exam. You mav use a calculator and the equation sheet provided. The exarn contains 24 multiple-choice ouestions. You have 90 minutes. Before you begin: 1. Fill in your name and section number on your Scantron sheet. Fill in your 8-digit UM ID (not your SSN) in the space indicated. 2. Fill in the version number of vour exam in the area of the Scantron marked " Form". Your exarR version nurnber: 2 3. Sign and date your Scantron.
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W -g -fl -d j.t { i Right Hand Rule: .[ I l'M RHR-2 $xffiry# Bar magnet
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,u !{ I A) decreasing the area of the loop B) decreasing the magnitude of the magnetic field C) increasing the niagnitude field - A) 0.427 B) 0.7s T c) 0.87 T -rb\ t a\m I' \'/ Lg +'" bi?o $r -N bffu Ab f, -- 4 h t,f, eo5" S V j""j-**,*,. .1M#F r'l ht * h\: hB 6co* ffi, rn r"\ ,Lo.0* t ^ o?{ to-"' *) tot^ting the loop through 90o about an axis in the plane of the paper 4,' l9 all of above v 2. A conducting loop has an area of 0.065 m2 and is positioned such that a uniform magnetic freld is perpendicular to the plane of the loop. When of the field decreases to 0.30 T in 0.087 s, the average induced emf in the loop is 1.2V. What is the initial value of the magnetic field? 6D' 0 ,fu f,fus[r-,,{-'3u
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il i l i l i l ry, lv Note: The area of the non-circular portion of the wire is considered negligible compared to that of the circular loop. S '' ?il1 (-r r 0-\,{J\"- T' n#\t v"rt -'_*t- t- /:. a v Use the following to adswer
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This test prep was uploaded on 04/06/2008 for the course PHYSICS 126 taught by Professor Amidei during the Winter '08 term at University of Michigan.

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Physics126.Exam3.2000 - Physics 126: Midterm Exarn ff2...

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