Consider the arrangement shown in the figure below. Assume that R = 6.00 0, l-1.20 m, and a uniform 2.50T magnetic field is directed into the page. At what speed ( in units of m/s) should the bar be moved to produce a current of 11 A in the resistar? %3D B. in R. app X x xx x x X xx Xx xxx Xxx x x x X xx X x x XXx x x x x X

Consider the arrangement shown in the figure below. Assume that R = 6.00 0, l-1.20 m, and a uniform 2.50T magnetic field is directed into the page. At what speed ( in units of m/s) should the bar be moved to produce a current of 11 A in the resistar? %3D B. in R. app X x xx x x X xx Xx xxx Xxx x x x X xx X x x XXx x x x x X

Physics for Scientists and Engineers

10th Edition

ISBN:9781337553278

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter28: Magnetic Fields

Section: Chapter Questions

Problem 16P: Singly charged uranium-238 ions are accelerated through a potential difference of 2.00 kV and enter...

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A metal bar of length 25 cm is placed perpendicular to a uniform magnetic field of strength 3 T. (a) Determine the induced emf between the ends of the rod when it is not moving, (b) Determine the emf when the rod is moving perpendicular to its Length and magnetic field with a speed of 50 cm/s.
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Sodium ions (Na+) move at 0.851 m/s through a blood-stream in the arm of a person standing near a large magnet. The magnetic field has a strength of 0.254 T and makes an angle of 51.0 with the motion of the sodium ions. The arm contains 100 cm3 of blood with a concentration of 3.00 1020 Na+ ions per cubic centimeter. If no other ions were present in the arm, what would be the magnetic force on the arm?
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