A particular inductor has appreciable resistance. When theinductor is connected to a 12 - V battery, the current in theinductor is 3.0 A. When it is connected to an AC source withan rms output of 12 V and a frequency of 60. Hz, the currentdrops to 2.0 A. What are (a) the impedance at 60. Hz and(b) the inductance of the inductor?

A particular inductor has appreciable resistance. When theinductor is connected to a 12 - V battery, the current in theinductor is 3.0 A. When it is connected to an AC source withan rms output of 12 V and a frequency of 60. Hz, the currentdrops to 2.0 A. What are (a) the impedance at 60. Hz and(b) the inductance of the inductor?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter33: Inductors And Ac Circuits

Section: Chapter Questions

Problem 52PQ

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Question

A particular inductor has appreciable resistance. When the
inductor is connected to a 12 - V battery, the current in the
inductor is 3.0 A. When it is connected to an AC source with
an rms output of 12 V and a frequency of 60. Hz, the current
drops to 2.0 A. What are (a) the impedance at 60. Hz and
(b) the inductance of the inductor?

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