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Giancoli 7th Edition textbook cover
Giancoli's Physics: Principles with Applications, 7th Edition
20
Magnetism
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20-3: Force on Electric Current in Magnetic Field
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20-4: Force on Charge Moving in Magnetic Field
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20-5 and 20-6: Magnetic Field of Straight Wire, Force between Two Wires
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20-7: Solenoids and Electromagnets
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20-8: Ampère's Law
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20-9 and 20-10: Torque on Curent Loop, Motors, Galvanometers
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20-11: Mass Spectrometer
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20-12: Ferromagnetism, Hysteresis
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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 62
Q

An iron-core solenoid is 38 cm long and 1.8 cm in diameter, and has 780 turns of wire. The magnetic field inside the solenoid is 2.2 T when 48 A flows in the wire. What is the permeability μ\mu at this high field strength?

A
2.2×10−5 T m/A2.2 \times 10^{-5} \textrm{ T m/A}
Giancoli 7th Edition, Chapter 20, Problem 62 solution video poster
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