Lect13 - Physics 212 Lecture 13, Slide Physics 212 Lecture...

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Unformatted text preview: Physics 212 Lecture 13, Slide Physics 212 Lecture 13, Slide 1 Physics 212 Physics 212 Lecture 13 Lecture 13 Torques Physics 212 Lecture 13, Slide Physics 212 Lecture 13, Slide 2 Music Who is the Artist? Who is the Artist? A) A) Stephane Stephane Grappelli Grappelli B) B) Dave Brubeck Dave Brubeck C) C) Itzhak Itzhak Perlman & Oscar Peterson Perlman & Oscar Peterson D) D) Stuff Smith Stuff Smith E) E) Regina Carter Regina Carter Why? Why? Itzhak Itzhak Perlman was at Perlman was at Krannert Krannert Sunday! (I missed it) Sunday! (I missed it) In a jazz violin mood In a jazz violin mood … hot club of hot club of …. BB BB Physics 212 Lecture 13, Slide Physics 212 Lecture 13, Slide 3 Your Comments Your Comments 05 Confused Confused Confident Confident “What exactly What exactly µ does besides saying it does besides saying it points along the area vector? What does it points along the area vector? What does it represent in terms of represent in terms of magnetism/electricity/current/torque/some magnetism/electricity/current/torque/some thing/fill in the blank_____? thing/fill in the blank_____? ” We will talk about this. We will talk about this. Meaning is understood from its role in equations Meaning is understood from its role in equations “ Calculating force seemed pretty Calculating force seemed pretty straight forward but I was a little straight forward but I was a little confused about calculating torque confused about calculating torque .” “ how you can have no force but how you can have no force but a torque a torque .” Most comments were about torque. Most comments were about torque. We will do many examples We will do many examples “how come we don't have an exam how come we don't have an exam review in class anymore? review in class anymore? ” We only have room for one in We only have room for one in-class review class review and we and we ’ve put it at the end.. For the final ve put it at the end.. For the final 10 20 30 40 50 “just keep doing the problems...they “just keep doing the problems....
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This note was uploaded on 02/09/2012 for the course PHYSICS 212 taught by Professor Mestre during the Spring '11 term at University of Illinois at Urbana–Champaign.

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Lect13 - Physics 212 Lecture 13, Slide Physics 212 Lecture...

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