awoda E) 0.014 A 9) Motional emf: A conducting bar slides without friction on two parallel horizontal rails that 50 cm apart and connected by a wire at one end. The resistance of the bar and the rails is constant and equal to 0.10 2. A uniform magnetic field is perpendicular to the plane of the rails. A 0.080-N force parallel to the rails is required to keep the bar moving at a constant speed of 0.50 m/s. What is the magnitude of the magnetic field? A) 0.10 T B) 0.25 T 9 gim 088 (A flows C) 0.36 T D) 0.54 T E) 0.93 T ent of t ideal solenoid having a circular cross-section, the
awoda E) 0.014 A 9) Motional emf: A conducting bar slides without friction on two parallel horizontal rails that 50 cm apart and connected by a wire at one end. The resistance of the bar and the rails is constant and equal to 0.10 2. A uniform magnetic field is perpendicular to the plane of the rails. A 0.080-N force parallel to the rails is required to keep the bar moving at a constant speed of 0.50 m/s. What is the magnitude of the magnetic field? A) 0.10 T B) 0.25 T 9 gim 088 (A flows C) 0.36 T D) 0.54 T E) 0.93 T ent of t ideal solenoid having a circular cross-section, the
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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Transcribed Image Text:awoda
E) 0.014 A
9) Motional emf: A conducting bar slides without friction on two parallel horizontal rails that
50 cm apart and connected by a wire at one end. The resistance of the bar and the rails is
constant and equal to 0.10 2. A uniform magnetic field is perpendicular to the plane of the
rails. A 0.080-N force parallel to the rails is required to keep the bar moving at a constant
speed of 0.50 m/s. What is the magnitude of the magnetic field?
A) 0.10 T
B) 0.25 T
9
gim 088 (A
flows
C) 0.36 T
D) 0.54 T
E) 0.93 T
ent of t
ideal solenoid having a circular cross-section, the
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