In the figure, a metal rod is forced to move with constant velocity along two parallel metal rails, connected with a strip of metal at one end. A magnetic field of magnitude B = 0.460 T points out of the page. (a) If the rails are separated by 29.8 cm and the speed of the rod is 62.4 cm/s, what is the magnitude of the emf generated in volts? (b) If the rod has a resistance of 18.5 2 and the rails and connector have negligible resistance, what is the current in amperes in the rod? (c) At what rate is energy being transferred to thermal energy?

In the figure, a metal rod is forced to move with constant velocity along two parallel metal rails, connected with a strip of metal at one end. A magnetic field of magnitude B = 0.460 T points out of the page. (a) If the rails are separated by 29.8 cm and the speed of the rod is 62.4 cm/s, what is the magnitude of the emf generated in volts? (b) If the rod has a resistance of 18.5 2 and the rails and connector have negligible resistance, what is the current in amperes in the rod? (c) At what rate is energy being transferred to thermal energy?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter13: Electromagnetic Induction

Section: Chapter Questions

Problem 69AP: The conducting rod shown in the accompanying figure moves along parallel metal rails that are 25-cm...

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