Practice Exam 4 - Fundamentals of Physics - Spring 2013 | PHYS 180B, Exams of Physics

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Physics 180B- Spring 2013 - Test 4B - 4/29/2013 Name: Signature: RED ID: Instructions - This is a closed book examination. - You can use your own two-sided hand-written formula sheet. - All questions are multiple-choice. Each question is worth 10 points. Show your work. - Please write your Red ID, name and sign this exam. - Please write and bubble in both your NAME and Red ID on the PARSCORE form - Bubble in [B] in the test field form ({A] [B] [C] [DD - Mark your answers both on the test and on the PAR score sheet. - When you finish, please return the PAR score sheet to the instructor. 1. Light propagates from soda lime glass (n = 1.518) into Pyrex glass (7 = 1.473). The critical angle for total internal reflection is A) 65.22° B) 45.86° C) 52.48° D) 76.01° E) 13.99° 2. A spherical convex mirror has focal length of -27.0 cm. The magnification produced by the mirror when the object distance is 9.0 cm and 18.0 cm are A) 15 and 3.0 B) 1.5 and 0.6 C) 0.75 and 3.0 D) 0.75 and 0.6 E} 1.5 and 0.75 Page iB