nagle_phys2020_fa07_lecture29

nagle_phys2020_fa07_lecture29 - New York Times Science...

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1 37 Incorrect picture. This is the Nevis Cyclotron, which would never fit in the Pupin Physics Building in Manhattan. New York Times Science Section 38 New York Times Science Section Correction 39 http://phet.colorado.edu/new/index.php 40 A metal soda can has a wire loop wrapped around it. Suddenly a large increasing current is present in the wire loop. Consider what happens to the top and bottom (loops) of the can. A) The top is forced up and the bottom forced down. B) The top is forced down and the bottom is forced up. C) The top is forced up and the bottom is forced up. D) The top is forced down and the bottom is forced down. Clicker Question 41 Recall that we found that a wire loop with current in an external magnetic field feels a torque (though zero net force). N S B i What are the forces on each side of the wire loop? 42 B Clicker Question What direction is the force on the right side? A)
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nagle_phys2020_fa07_lecture29 - New York Times Science...

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