A neutral metal rod of length 0.25 m slides horizontally at a constant speed of 7 m/s on frictioniess insulating rails through a region of uniform magnetic field of magnitude 0.3 tesla, directed out of the page as shown in the diagram. Before answering the following questions, draw a diagram showing the polarization of the rod, and the direction of the Coulomb electric field inside the rod. Which of the following statements is true? The top of the moving rod is positive. a od The top of the moving rod is negative. The right side of the moving rod is positive. The right side of the moving rod is negative. The moving rod is not polarized. After the initial transient, what is the magnitude of the net force on a mobile electron inside the rod? N What is the magnitude of the electric force on a mobile electron inside the rod? What is the magnitude of the magnetic force on a mobile electron inside the rod? 1Fmagl- N What is the magnitude of the potential difference across the rod? volts In what direction must you exert a force to keep the rod moving at constant speed? O To the left No force is needed O To the right

A neutral metal rod of length 0.25 m slides horizontally at a constant speed of 7 m/s on frictioniess insulating rails through a region of uniform magnetic field of magnitude 0.3 tesla, directed out of the page as shown in the diagram. Before answering the following questions, draw a diagram showing the polarization of the rod, and the direction of the Coulomb electric field inside the rod. Which of the following statements is true? The top of the moving rod is positive. a od The top of the moving rod is negative. The right side of the moving rod is positive. The right side of the moving rod is negative. The moving rod is not polarized. After the initial transient, what is the magnitude of the net force on a mobile electron inside the rod? N What is the magnitude of the electric force on a mobile electron inside the rod? What is the magnitude of the magnetic force on a mobile electron inside the rod? 1Fmagl- N What is the magnitude of the potential difference across the rod? volts In what direction must you exert a force to keep the rod moving at constant speed? O To the left No force is needed O To the right

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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