p240f11+midterm+3-3-solutions

p240f11+midterm+3-3-solutions - Form listed as VERSION on...

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Version 3 Page 1 Form # listed as VERSION # on bottom of each page Physics 240 Third Exam Fall 2011 1. Last Name:____________________ First Name:_____________________ 2. Please circle your discussion instructor and section below: Instructor Time Section David Gidley 9-10 100 David Winn 10-11 200 David Winn 11-noon 300 3. Special Scantron Instructions: a) Bubble in UNIQ-NAME in “last name” field b) Bubble in 8 digit UM student ID number—this is critical c) Bubble in Form #=version# (critical) and section number d) Print your name in shaded upper right signature box 4. There are 20 multiple choice problems worth 1 points each for a total of 20 points. Choose the one best answer and transfer it to the scantron sheet. You must mark the correct answer on the scantron sheet to get credit for the problem. There is no penalty for guessing, so be sure to enter an answer for every question even if it is just a best guess. 5. At the end of the exam hand in both your scantron and exam booklet in separate piles set up by the proctors. 6. This is a closed book, 90 minute exam. Turn off and put away all electronic devices. You may use a calculator and three 3”x5” note card or equivalent. k = 1/4πε 0 =9x10 9 Nm 2 /C 2 ε 0 = 8.85x10 -12 C 2 /Nm 2 e = 1.6x10 -19 C 1 eV= 1.6x10 -19 J μ = micro =10 -6 g = 9.8 m/s 2 m e = 9.1 x 10 -31 kg M P =1.67 x 10 -27 kg μ 0 = 4π x 10 -7 Tm/A
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