This Physics II: Electricity and Magnetism Practice Problem (see pages 36 through 39) and its solution covers finding the force and torque on the bar due to electromagnetic induction when a conducting bar is free to slide on a circular track in a uniform magnetic field, making a pie-wedge shaped loop.
Course: 8.02 Physics II: Electricity and Magnetism, Spring 2007
Prof. John Belcher, Dr. Peter Dourmashkin, Prof. Robert Redwine, Prof. Bruce Knuteson, Prof. Gunther Roland, Prof. Bolek Wyslouch, Dr. Brian Wecht, Prof. Eric Katsavounidis, Prof. Robert Simcoe, Prof. Joseph Formaggio, Andy Neely, Matthew Strafuss, Prof. Eric Hudson, Dr. Sen-Ben Liao
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