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Midtermsolution

# Midtermsolution - < 19-24 25-30 31-36 37-42 4 3-48 49-54...

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1 Announcements • CAPA will be unavailable this Wednesday, November 4, from 9-5 • No office hours on Friday, November 6 • No class on Friday, November 6 • Midterm marks now posted Exam results Marking: Best 5 out of 6 conceptual questions (4 pts each) Best 3 out of 4 problems (10 pts each) Total of 50 Average: Conceptual: 13.6/20 (=68%) Problems: 15.5/30 (=52%) Total: 30.0/50 = 60.0%

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2 Exam results Mark distribution: average = 30 Physics 131 - 2009 - Midterm 0 10 20 30 40 50 60 70 0 5 10 15 20 25 30 35 40 45 50 Mark (/50) Nb. of students Exam results Your prediction: Your results: Physics 131 - 2009 - Midterm 0 10 20 30 40 50 60 70 80 15 20 26 32 38 44 50 Mark (/50)

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Unformatted text preview: < 19-24 25-30 31-36 37-42 4 3-48 49-54 20 16 33 4 24 47 45 3 Exam results Averages: Conceptual questions: 1: 3.6 2: 2.4 3: 1.9 4: 1.5 5: 3.2 6: 1.9 Problems: 1: 4.3 2: 3.2 3: 5.7 4: 4.3 Exam results Conceptual question 3: 4 Exam results Conceptual question 4: Instantaneous velocity equal to average velocity at top-most point (apogee of motion). Exam results Conceptual question 6: 5 Exam results Problem 2: Exam results Problem 2: (function that goes linearly from 16.7 m/s to 33.3 m/s as θ goes from 0 to 90 o )...
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Midtermsolution - < 19-24 25-30 31-36 37-42 4 3-48 49-54...

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