PHY213_SampleFinalExam

PHY213_SampleFinalExam - PHYSICS 213 PRACTICE FINAL EXAM*...

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PHYSICS 213 – PRACTICE FINAL EXAM* *The actual final exam will contain 16 multiple choice quiz-type questions (32 points, 8 covering concepts from the current lecture material and 8 from the previous three exams), 2 essay-type questions (8 points, one covering an important fundamental principle from the current lecture material and one from the previous three exams), and 6 problems (132 points, 3 from the previous exams / sample exams and 3 similar to the problems that follow). NAME (printed) SIGNATURE Student Number SECTION Wait for oral instructions before starting the test. INSTRUCTIONS Remember to show (in English) your problem solving steps for FULL CREDIT. A calculator and 2 one-sided 8½X11 student reference sheets are permitted. Your 2 reference sheets may contain equations, graphs, and notes; however, quiz questions and worked out problems CANNOT be included. Cell phones/communication devices must be put away. For the graders: Q1-18 P1 P2 P3 P4 P5 P6 TOTAL
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Special Relativity [22 Points] An astronomer on Earth observes a meteoroid in the southern sky approaching Earth at a speed of 0.800C. At the time of its discovery, the meteoroid is 20 light years from Earth. a) Calculate the time required for the meteoroid to reach Earth, as measured by the Earthbound astronomer. [5½ Points] Answer : 25 yr b) Determine this required time as measured by an observer on the meteoroid. [5½ Points] Answer : 15 yr c) Calculate the distance to Earth as measured by the observer on the
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This note was uploaded on 08/25/2009 for the course PHY 213 taught by Professor Cao during the Summer '08 term at Kentucky.

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PHY213_SampleFinalExam - PHYSICS 213 PRACTICE FINAL EXAM*...

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