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The figure below shows a top view of a bar that can slide on two frictionless rails. The resistor is R = 6.20 Q, and a 2.50-T magnetic field is directed perpendicularly downward, into the page. Let = 1.20 m. x * * Bin xx * X X * R x x x x x * * x X xxxxxx x x X x X X x * x XXXX * F app x X * (a) Calculate the applied force required to move the bar to the right at a constant speed of 2.50 m/s. N (to the right) (b) At what rate is energy delivered to the resistor? W

The figure below shows a top view of a bar that can slide on two frictionless rails. The resistor is R = 6.20 Q, and a 2.50-T magnetic field is directed perpendicularly downward, into the page. Let = 1.20 m. x * * Bin xx * X X * R x x x x x * * x X xxxxxx x x X x X X x * x XXXX * F app x X * (a) Calculate the applied force required to move the bar to the right at a constant speed of 2.50 m/s. N (to the right) (b) At what rate is energy delivered to the resistor? W

College Physics
College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter20: Induced Voltages And Inductance
Section: Chapter Questions
Problem 56AP
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The figure below shows a top view of a bar that can slide on two frictionless rails. The resistor is R = 6.20 Q, and a 2.50-T magnetic field is directed perpendicularly downward, into the page. Let = 1.20 m. x * * Bin xx * X X * R x x x x x * * x X xxxxxx x x X x X X x * x XXXX * F app x X * (a) Calculate the applied force required to move the bar to the right at a constant speed of 2.50 m/s. N (to the right) (b) At what rate is energy delivered to the resistor? W
Transcribed Image Text:The figure below shows a top view of a bar that can slide on two frictionless rails. The resistor is R = 6.20 Q, and a 2.50-T magnetic field is directed perpendicularly downward, into the page. Let = 1.20 m. x * * Bin xx * X X * R x x x x x * * x X xxxxxx x x X x X X x * x XXXX * F app x X * (a) Calculate the applied force required to move the bar to the right at a constant speed of 2.50 m/s. N (to the right) (b) At what rate is energy delivered to the resistor? W
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