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Fall 2007  Phys 5A  10/3  Lecture 1.19  50 minutes
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"Let the wheel spin out,
Till all created things
With shout and answering shout
Cast off rememberings...."
--Philip Larkin

TODAY 
Clicker homework
     [Open-notes, book open only to problems, "closed-mouth"]

Ch. 5.2: Uniform Circular Motion
     Ex: Motorcycle-powered roundabout (removed from youtube.com)
         Playground stunt blasted (BBC News)
     Ex: Comprehensive Problem 5.80(b)

Ch. 5.3: Unbanked/Banked Curves
     Ex: Problem 5.20 
     (solve for angle theta; 2.0 correct points next class)

NEXT TIME
Homework
     Problems 5.14 (answer (b) in rad/s), 5.24
     Read Ch. 5.5 (no "read-ahead" questions)
     Read Ch. 6.1 (define "conservation" of energy)

Problem-Solving Session
     Comprehensive Problems 3.86, 4.138, 5.78
     Chs. 1-5 Review Exercise 20 (p. 178)