nagle_phys2020_fa07_lecture23

# nagle_phys2020_fa07_lecture23 - 1 43 Clicker Question Here...

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Unformatted text preview: 1 43 Clicker Question Here is an event display from a high energy experiment. There is a 1 Tesla uniform magnetic field coming out of the page. What is the sign of the electric charge? A)Positive B)Negative B v q F v v v = 44 There are a total of 44 lectures this semester This is lecture #23 (just over the hill) Thus far I am quite pleased with student performance and participation! A couple of items. 1. Class policy no cell phones out for calls or text messaging. 2. Encourage more voluntary participation. I am also interested in feedback from students ! 45 Force on a straight wire B L i total F v v v = ) ( i X B Force 46 A square loop of wire carrying current I is in a uniform magnetic field B. The loop is perpendicular to B (B out of the page). What is the direction of the net force on the wire? I B A: out of the page B: into the page C: D: E: None of these Clicker Question 47 Lots of details so far on how Magnetic Fields exert forces....
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## This note was uploaded on 02/27/2008 for the course PHYS 2020 taught by Professor Dubson during the Fall '06 term at Colorado.

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nagle_phys2020_fa07_lecture23 - 1 43 Clicker Question Here...

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