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Giancoli 7th Edition textbook cover
Giancoli's Physics: Principles with Applications, 6th 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 Current Loop, Applications
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20-11: Mass Spectrometer
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20-12: Ferromagnetism, Hysteresis
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Problem 42
A
a) 6.7×103 A right6.7 \times 10^3 \textrm{ A right}
b) unstable equilibrium
c) I2=6.7×103 A left, stable equilibriumI_2 = 6.7 \times 10^3 \textrm{ A left, stable equilibrium}
Giancoli 6th Edition, Chapter 20, Problem 42 solution video poster
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