9) A conducting bar moves along frictionless conducting rails connected to a 4.00- resistor as shown in the figure. The length of the bar is 1.60 m and a uniform magnetic field of 2.20 T is applied perpendicular to the paper pointing outward, as shown. (a) What is the applied force required to move the bar to the right with a constant speed of 6.00 m/s? (b) At what rate is energy dissipated in the 4.00 Q resistor? 4.00 1.60 m Fapplied Magnetic field is outward (•) Www

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
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Chapter13: Electromagnetic Induction
Section: Chapter Questions
Problem 64AP: A metal bar of mass 500 g slides outward at a constant speed of 1.5 cm/s over two parallel rails...
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9) A conducting bar moves along frictionless conducting rails connected to a 4.00-
resistor as shown in the figure. The length of the bar is 1.60 m and a uniform magnetic
field of 2.20 T is applied perpendicular to the paper pointing outward, as shown.
(a) What is the applied force required to move the bar to the right with a constant speed
of 6.00 m/s?
(b) At what rate is energy dissipated in the 4.00 Q resistor?
4.00
1.60 m
Fapplied
Magnetic field is outward (•)
Www
Transcribed Image Text:9) A conducting bar moves along frictionless conducting rails connected to a 4.00- resistor as shown in the figure. The length of the bar is 1.60 m and a uniform magnetic field of 2.20 T is applied perpendicular to the paper pointing outward, as shown. (a) What is the applied force required to move the bar to the right with a constant speed of 6.00 m/s? (b) At what rate is energy dissipated in the 4.00 Q resistor? 4.00 1.60 m Fapplied Magnetic field is outward (•) Www
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