Solve d of 71, and question 88 88. A long copper wire of length L carries an electriccurrent, I. This wire can be formed into a coil consistingof multiple loops while preserving the total length of thewire. Find the optimal number of loops in the coil tomaximize the torque on the coil when it carries a cur-rent, I, in a uniform magnetic field, B. Prove that themaximum value of this torque is r = (1/4)L²IB. 71. ★★ A current-carrying wire is located along the y-axis.An electric current of 5.00 A flows through this wire inthe positive y-direction. Calculate the magnetic force permetre experienced by this wire when it is placed in thefollowing magnetic fields:(a) B = (0.550 T)i(b)B = (0.550 T)j(c) B= (0.550 T)k(d) B= (0.550 T)i - (0.550 T)k

As per the guidelines of bartleby we are allowed to solve only one out of multiple unrelated…

71. ★★ A current-carrying wire is located along the y-axis. An electric current of 5.00 A flows through this wire in the positive y-direction. Calculate the magnetic force per metre experienced by this wire when it is placed in the following magnetic fields: (a) B = (0.550 T)i (b) B = (0.550 T)j (c) B= (0.550 T)k (d) B= (0.550 T)i - (0.550 T)k

71. ★★ A current-carrying wire is located along the y-axis. An electric current of 5.00 A flows through this wire in the positive y-direction. Calculate the magnetic force per metre experienced by this wire when it is placed in the following magnetic fields: (a) B = (0.550 T)i (b) B = (0.550 T)j (c) B= (0.550 T)k (d) B= (0.550 T)i - (0.550 T)k

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter11: Magnetic Forces And Fields

Section: Chapter Questions

Problem 109CP: A long-rigid wire lies along the x-axis and cairns a current of 2.5 A in the positive x-direction....

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