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Giancoli 7th Edition textbook cover
Giancoli's Physics: Principles with Applications, 7th Edition
21
Electromagnetic Induction and Faraday's Law
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21-1 to 21-4: Faraday's Law of Induction
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21-5: Generators
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21-6: Back EMF and Torque
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21-7: Transormers
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21-10: Inductance
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21-11: Magnetic Energy Storage
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21-12: LR Circuit
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21-13: AC Circuits and Reactance
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21-14: LRC Circuits
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21-15: Resonance in AC Circuits
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Question by Giancoli, Douglas C., Physics: Principles with Applications, 7th Ed., ©2014, Reprinted by permission of Pearson Education Inc., New York.
Problem 42
Q

How many turns of wire would be required to make a 130-mH inductor out of a 30.0-cm-long air-filled solenoid with a diameter of 5.8 cm?

A
3400 turns3400 \textrm{ turns}
Giancoli 7th Edition, Chapter 21, Problem 42 solution video poster
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COMMENTS
By klpratt10 on Sat, 3/23/2024 - 7:44 PM

This can't be right because the solenoid is air filled right? How do we find the cross sectional area then?

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