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Final Exam.Spring.2008.5.1.2008

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Fill in this page, and then carefully tear it off and pass it to the nearest aisle Physics 152 Final Exam Spring 2008 May 8, 2008 Thursday, 8:00-10:00 AM Circle your instructor: Professor Judge (TuTh 12-2 pm) Professor Zanardi (MW 2-4 pm) Print Your Name __________________________, ______________________________ Last Name First Name Sign Your Name _________________________________________________________ Last 4 digits only of your student ID number ___________________________________ 1

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Physics 152 Final Exam Spring 2008 May 8, 2008 Thursday, 8:00-10:00 AM Circle your instructor: Professor Judge (TuTh 12-2 pm) Professor Zanardi (MW 2-4 pm) Print Your Name __________________________,__________________________ Last Name First Name Sign Your Name _________________________________________________________ Last 4 digits only of your student ID number _______________________ 1. ______________________ (22 points) 2. ______________________ (20 points) 3-1. ______________________ (10 points) 3-2. ______________________ (15 points) 3-3. ______________________ (15 points) 3-4. ______________________ (8 points) 3-5. ______________________ (10 points) Total ___________________(100 points) This is a closed book exam. You may use a simple calculator. You may not use a cell phone.
1. True/False +2, 0, -2 (22 pts) (1) The electric field at the surface of a spherical Gaussian surface which encloses a proton and an electron is zero. T F I don’t know (2) The electric flux through the spherical surface in (1) is zero. T F I don’t know (3) The surface of a conductor in electrostatic equilibrium, even if it is in the shape of an Idaho potato (arbitrary shaped closed surface), is an equipotential surface. T F I don’t know (4) The Coulomb electrical field is the dominant force between charged particles in an atomic nucleus. T F I don’t know (5) The electric potential just outside the surface of any charged object is the same as it is just inside the surface.

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