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Unformatted text preview: Physics 124 - Analytical Physics FIRST COMMON HOUR EXAM Monday, Feb. 23, 2009 Professor Ron Gilman Your name sticker with exam code. SIGN HERE NOW: 1. The exam will last from 9:40 - 11:00 p.m. Use a #2 pencil to make entries on the answer sheet. Enter the following ID information, items 2-5, now, before the exam starts... 2. In the section labeled NAME (Last, First, M.I.) enter your last name, then fill in the empty circle for a blank, then enter your first name, another blank, and finally your middle initial. 3. Under STUDENT # enter your 9-digit RUID Number. 4. Enter 124 under COURSE; you may ignore the section number. 5. Under CODE enter the exam code given above. 6. During the exam, you may use pencils, a calculator, and one 8.5 x 11 inch sheet (both sides) with formulas and notes. 7. There are 15 multiple-choice questions on the exam. For each question, mark only one answer on the answer sheet. There is no deduction of points for an incorrect answer, so even if you cannot work out the answer to a question, you should make an educated guess. At the end of the exam, hand in the answer sheet and this SIGNED cover page. Retain the exam questions attached for future reference and study. 8. When you are asked to open the exam, make sure that your copy contains all 15 questions. Raise your hand if this is not the case, and a proctor will help you. Also raise your hand during the exam if you have a question. 9. Please have your student ID ready to show to the proctor during the exam. 10. Possibly useful constants: the acceleration due to gravity on the earths surface is g = 9.8 m/s 2 , the universal gravitational constant G = 6.67 10- 11 Nm 2 /kg 2 , the mass of the Earth is 6 10 24 kg, and the radius of the Earth is 6.4 10 6 m. 1. Calculate the net torque about point O for the two forces applied as in...
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- Spring '08