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Problem 1: A rod of m = 1.35 kg rests on two parallel rails that are L = 0.75 m apart. The rod carries a current going between the rails (bottom to top in the figure, into the page) with a magnitude I = 4.8 A. A uniform magnetic field of magnitude B = 0.15 T pointing upward is applied to the region, as shown in the figure. The rod moves a distance d = 0.25 m along the rails in a given time period. Ignore the friction on the rails. Part (a) Express the magnitude of the magnetic force F on the rod, in terms of the length L, current I, and magnetic field B. Expression : F = Select from the variables below to write your expression. Note that all variables may not be required. a, y, T, 0, B, d, F, g, h, I, j, L, m, P, t Part (b) Calculate the numerical value of F, in newtons. Numeric : A numeric value is expected and not an expression. F = Part (c) Which direction does the rod move? MultipleChoice: 1) To the left. 2) To the right. Part (d) Determine the work done on the rod during its motion, in terms of the magnetic force F and the distance traveled d. Expression : W = Select from the variables below to write your expression. Note that all variables may not be required. а, В, п, 0, В, d, F, g, h, I, j, L, m, P, t Dont (o rod in ioules

Problem 1: A rod of m = 1.35 kg rests on two parallel rails that are L = 0.75 m apart. The rod carries a current going between the rails (bottom to top in the figure, into the page) with a magnitude I = 4.8 A. A uniform magnetic field of magnitude B = 0.15 T pointing upward is applied to the region, as shown in the figure. The rod moves a distance d = 0.25 m along the rails in a given time period. Ignore the friction on the rails. Part (a) Express the magnitude of the magnetic force F on the rod, in terms of the length L, current I, and magnetic field B. Expression : F = Select from the variables below to write your expression. Note that all variables may not be required. a, y, T, 0, B, d, F, g, h, I, j, L, m, P, t Part (b) Calculate the numerical value of F, in newtons. Numeric : A numeric value is expected and not an expression. F = Part (c) Which direction does the rod move? MultipleChoice: 1) To the left. 2) To the right. Part (d) Determine the work done on the rod during its motion, in terms of the magnetic force F and the distance traveled d. Expression : W = Select from the variables below to write your expression. Note that all variables may not be required. а, В, п, 0, В, d, F, g, h, I, j, L, m, P, t Dont (o rod in ioules

College Physics
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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Problem 1: A rod of m = 1.35 kg rests on two parallel rails that are L = 0.75 m apart. The rod carries a current going between the rails (bottom to top in the figure, into the page) with a magnitude I = 4.8 A. A uniform magnetic field of magnitude B = 0.15 T pointing upward is applied to the region, as shown in the figure. The rod moves a distance d = 0.25 m along the rails in a given time period. Ignore the friction on the rails. Part (a) Express the magnitude of the magnetic force F on the rod, in terms of the length L, current I, and magnetic field B. Expression : F = Select from the variables below to write your expression. Note that all variables may not be required. a, y, T, 0, B, d, F, g, h, I, j, L, m, P, t Part (b) Calculate the numerical value of F, in newtons. Numeric : A numeric value is expected and not an expression. F = Part (c) Which direction does the rod move? MultipleChoice: 1) To the left. 2) To the right. Part (d) Determine the work done on the rod during its motion, in terms of the magnetic force F and the distance traveled d. Expression : W = Select from the variables below to write your expression. Note that all variables may not be required. а, В, п, ө, В, d, F, g, h, I, j, L, m, P, t Part (e) Calculate the work done on the rod, in joules. Numeric : A numeric value is expected and not an expression. W = Part (f) Express the final speed of the rod, v, in terms of F, d, and m, if it started from rest. Expression : V = Select from the variables below to write your expression. Note that all variables may not be required. a, B, n, 0, B, d, F, g, h, I, j, L, m, P, t Part (g) Calculate the numerical value of v, in meters per second. Numeric : A numeric value is expected and not an expression. V =
Transcribed Image Text:Problem 1: A rod of m = 1.35 kg rests on two parallel rails that are L = 0.75 m apart. The rod carries a current going between the rails (bottom to top in the figure, into the page) with a magnitude I = 4.8 A. A uniform magnetic field of magnitude B = 0.15 T pointing upward is applied to the region, as shown in the figure. The rod moves a distance d = 0.25 m along the rails in a given time period. Ignore the friction on the rails. Part (a) Express the magnitude of the magnetic force F on the rod, in terms of the length L, current I, and magnetic field B. Expression : F = Select from the variables below to write your expression. Note that all variables may not be required. a, y, T, 0, B, d, F, g, h, I, j, L, m, P, t Part (b) Calculate the numerical value of F, in newtons. Numeric : A numeric value is expected and not an expression. F = Part (c) Which direction does the rod move? MultipleChoice: 1) To the left. 2) To the right. Part (d) Determine the work done on the rod during its motion, in terms of the magnetic force F and the distance traveled d. Expression : W = Select from the variables below to write your expression. Note that all variables may not be required. а, В, п, ө, В, d, F, g, h, I, j, L, m, P, t Part (e) Calculate the work done on the rod, in joules. Numeric : A numeric value is expected and not an expression. W = Part (f) Express the final speed of the rod, v, in terms of F, d, and m, if it started from rest. Expression : V = Select from the variables below to write your expression. Note that all variables may not be required. a, B, n, 0, B, d, F, g, h, I, j, L, m, P, t Part (g) Calculate the numerical value of v, in meters per second. Numeric : A numeric value is expected and not an expression. V =
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