Exam 2--Winter 2001 - EI Physics 240 Second Exam March 8,...

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Unformatted text preview: EI Physics 240 Second Exam March 8, 200L Your printed name Your Signature Instructions: The exam is 75 minutes long. There are 20 questions, check that you have all pages. You may use two 3" by 5" note cards and a calculator. No other notes or books are allowed. Laptops, PDA's, or calculators with extensive text displays are not allowed. Make sure you correctly copy your choices to the answer sheet. ' Make sure you put the exam version (1) andyour section on the answer sheet. Section Time Instructor Room 004 11 Rojo 224Denmson 005 12 Rojo Z24Dennison 006 1 Rojo 224Dennison 0I4 2 de Vries 427 WestHall 015 3 de Vries Z2?WestHall 016 4 de Vries 222WestHall 018 8 Roe 216 Dennison 022 9 Roe 216 Dennison 023 10 Roe 216 Dennison 024 11 Yao 414 Dennison 025 1 Yao 22l Dennison 026 L2 Yao 35l Dennison P r e f i x e s : M m e g a = 1 0 6 , k k i l o = 1 0 3 , m m i l l i = 1 0 - 3 , p m i c r o = 1 0 - 6 , n n a n o = 1 0 - e , p p i c o = l g - L z Some physical constants: Coulomb's law constant k = 8.988 * 10e N-m2/C2 Charge on electron e = -1.6 x 16-te " Mass of electron Ine = 9.11 * 10-31 kg Mass of proton mp= L.67 * 10-'' kg Permittivity of free space eo = 8.85 x 19-12 C2nl-m2 Permeability of free space W= 4n * 10-7 T-m/A Speed of light in vacuum c = 3.00 x 108 m/s 1. 6 L Phvsics 24O W inter 2O0l Exam 2 Initial With dielectric A charged capacitor has an initial electric field E9 and potential difference Vs across its plates....
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Exam 2--Winter 2001 - EI Physics 240 Second Exam March 8,...

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