2 Maxwell’s Equations Copyright © 2007 Oxford University Press Elements of Electromagnetics...
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Transcript of 2 Maxwell’s Equations Copyright © 2007 Oxford University Press Elements of Electromagnetics...
2
Maxwell’s Equations
Elements of Electromagnetics Fourth Edition Sadiku 3Copyright © 2007 Oxford University Press
Figure 9.1 Examples of time-varying current: (a) sinusoidal, (b) rectangular, (c) triangular.
Elements of Electromagnetics Fourth Edition Sadiku 4Copyright © 2007 Oxford University Press
Figure 9.2 A circuit showing emf-producing field Ef and electrostatic field Ee.
Elements of Electromagnetics Fourth Edition Sadiku 5Copyright © 2007 Oxford University Press
Figure 9.3 Induced emf due to a stationary loop in a time-varying B field.
Elements of Electromagnetics Fourth Edition Sadiku 6Copyright © 2007 Oxford University Press
Figure 9.4 A direct-current machine.
Elements of Electromagnetics Fourth Edition Sadiku 7Copyright © 2007 Oxford University Press
Figure 9.5 Induced emf due to a moving loop in a static B field.
Elements of Electromagnetics Fourth Edition Sadiku 8Copyright © 2007 Oxford University Press
Figure 9.6 For Example 9.1.
Elements of Electromagnetics Fourth Edition Sadiku 9Copyright © 2007 Oxford University Press
Figure 9.7 For Example 9.2; polarity is for increasing emf.
Elements of Electromagnetics Fourth Edition Sadiku 10Copyright © 2007 Oxford University Press
Figure 9.8 Magnetic circuit of Example 9.3.
Elements of Electromagnetics Fourth Edition Sadiku 11Copyright © 2007 Oxford University Press
Figure 9.9 For Practice Exercise 9.3.
Elements of Electromagnetics Fourth Edition Sadiku 12Copyright © 2007 Oxford University Press
Figure 9.10 Two surfaces of integration showing the need for Jd in Ampère’s circuit law.
Elements of Electromagnetics Fourth Edition Sadiku 13Copyright © 2007 Oxford University Press
Figure 9.11 Electromagnetic flow diagrams showing the relationship between the potentials and vector fields: (a) electrostatic system, (b) magnetostatic system, (c) electromagnetic system. [Adapted with permission from the Publishing Department of the Institution of Electrical Engineers.]
Elements of Electromagnetics Fourth Edition Sadiku 14Copyright © 2007 Oxford University Press
Figure 9.12 Representation of a phasor zx jyr.
Elements of Electromagnetics Fourth Edition Sadiku 15Copyright © 2007 Oxford University Press
Figure 9.13 For Review Question 9.2.
Elements of Electromagnetics Fourth Edition Sadiku 16Copyright © 2007 Oxford University Press
Figure 9.14 For Review Question 9.3.
Elements of Electromagnetics Fourth Edition Sadiku 17Copyright © 2007 Oxford University Press
Figure 9.15 For Review Question 9.5 and Problem 9.10.
Elements of Electromagnetics Fourth Edition Sadiku 18Copyright © 2007 Oxford University Press
Figure 9.16 For Problem 9.3.
Elements of Electromagnetics Fourth Edition Sadiku 19Copyright © 2007 Oxford University Press
Figure 9.17 For Problem 9.5.
Elements of Electromagnetics Fourth Edition Sadiku 20Copyright © 2007 Oxford University Press
Figure 9.18 For Problem 9.6.
Elements of Electromagnetics Fourth Edition Sadiku 21Copyright © 2007 Oxford University Press
Figure 9.19 For Problem 9.7.
Elements of Electromagnetics Fourth Edition Sadiku 22Copyright © 2007 Oxford University Press
Figure 9.20 For Problem 9.8.
Elements of Electromagnetics Fourth Edition Sadiku 23Copyright © 2007 Oxford University Press
Figure 9.21 For Problem 9.11.
Elements of Electromagnetics Fourth Edition Sadiku 24Copyright © 2007 Oxford University Press
Figure 9.22 For Problem 9.12.
