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PHYS 100 Midterm I

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Page 1 of 6 PHYS 100 Midterm 1, September 29, 2006 Special Code: 1 INSTRUCTIONS ***READ CAREFULLY***      Simple, nongraphing calculators are allowed Students must have their photo ID clearly visible on the desk during the test. Enter your final answers on the computer form using a pencil You may use pen or pencil for your rough work Only hand in the computer form. Make sure you have filled in following fields on the scantron: -Name (last , first) -Identification number (SFU student number) -Special code (1, 2, 3, 4) (see top right corner of this booklet) -Sign your name above “identification number” Useful information: Constant acceleration x  vi t  1 at 2 2 v f  vi  at Assume g=10m/s2 for this test v f  vi  2ax 2 2 Page 2 of 6 Midterm 1 multiple choice Questions 1-5 refer to the velocity time graph shown below. 5 4 3 v(m/s) 2 1 0 -1 0 2 4 6 8 -2 -3 -4 -5 t(s) 1) The acceleration at t=2s is (a) -2 m/s2 (b) 1 m/s2 (c) 2 m/s2 (d) -1 m/s2 (e) 0 m/s2 2) The acceleration at t=10s is (a) -2 m/s2 (b) 1 m/s2 (c) 2 m/s2 (d) -1 m/s2 (e) 0 m/s2 3) The acceleration at t=6s is (a) 4 m/s2 (b) 1 m/s2 (c) 2 m/s2 (d) -4 m/s2 (e) 0 m/s2 4) The average acceleration from t=2s to t=12s is (a) -1/3m/s2 (b) -3/5m/s2 (c) 3/5m/s2 (d) 1/3m/s2 (e) 0m/s2 5) The total displacement of the particle from t=0 to t=12s is (a) 4m (b) -4m (c) 24m (d) 32m (e) 72m 10 12 14 Page 3 of 6 Questions 7-15 refer to the position time graph ...
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