A rectangular coil of N turns and of length a and width b is rotated at frequency f in a uniform magnetic field of magnitude B, as indicated in the figure. The coil is connected to co-rotating cylinders, against which metal brushes slide to make contact. The emf induced in the coil is given (as a function of time t) by 8 = 2nfNabB sin (2лft) = 80 sin (2лft). This is the principle of the commercial alternating-current generator. What value of Nab gives an emf with Eo = 165 V when the loop is rotated at 88.7 rev/s in a uniform magnetic field of 0.519 T? Sliding contacts - 4 BX R

A rectangular coil of N turns and of length a and width b is rotated at frequency f in a uniform magnetic field of magnitude B, as indicated in the figure. The coil is connected to co-rotating cylinders, against which metal brushes slide to make contact. The emf induced in the coil is given (as a function of time t) by 8 = 2nfNabB sin (2лft) = 80 sin (2лft). This is the principle of the commercial alternating-current generator. What value of Nab gives an emf with Eo = 165 V when the loop is rotated at 88.7 rev/s in a uniform magnetic field of 0.519 T? Sliding contacts - 4 BX R

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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