p202s04-exam04

p202s04-exam04 - Seat # Physics P202 R. Heinz/R. de Ruyter...

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Seat # Physics P202 R. Heinz/R. de Ruyter EXAM #4 May 5, 2004 8:00–10:00 AM INSTRUCTIONS 1. Please indicate with form (1, 2, 3, or 4) exam you have by marking the appropriate bubble in column “P” of the SPECIAL CODES box on your answer sheet. Your exam is form 1 . 2. Sit in SEAT # given above. 3. DO NOT OPEN THE EXAM UNTIL YOU ARE TOLD TO DO SO. 4. Print your name (last name first) and blacken in the letters on the answer sheet with a #2 pencil. 5. Print your student number (identification number) and blacken in the numbers on the answer sheet with a #2 pencil. 6. Use the fronts and backs of the question sheets for scratch work. Do not use any other scratch sheets. 7. This is a multiple choice exam. Blacken in the answer to each question on the answer sheet. Fill in one and only one answer to each question. 8. Keep your eyes on your own work. 9. You have two hours to complete the exam. When you finish, please show your picture ID as you turn in your answer sheet. Please leave quietly so others are not disturbed. 10. THERE ARE 24 QUESTIONS PLEASE ANSWER ALL OF THEM. THERE IS NO PENALTY FOR GUESSING! This is a closed book, closed note exam! You may use only a calculator and four self-prepared sheets of formulas.
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=============================================================== Table of useful constants: (Speed of light in vacuum) 2 : c 2 = 931.494 MeV / u Planck’s constant: h = 6.626 10 -34 J s = 4.136 10 -15 eV s Product of h and c: h c = 1.986 10 -25 J m = 1240 eV nm Electron rest energy: m e c 2 = 0.511 MeV Proton rest energy: m p c 2 = 938.272 MeV =============================================================== 1. A linear charge distribution has a charge per unit length λ . When the perpendicular distance from this distribution is tripled, what happens to the electric field strength? a. It increases by a factor of (3) 1/2 . b. It decreases by a factor of (3) 1/2 . c. It increases by a factor of 3. d. It decreases by a factor of 3. e.
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This note was uploaded on 07/02/2011 for the course PHYS 202 taught by Professor Warren during the Spring '09 term at Indiana.

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p202s04-exam04 - Seat # Physics P202 R. Heinz/R. de Ruyter...

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