[Electromagnetics] Divergence of Current density

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SUMMARY

The discussion centers on the divergence of current density, specifically addressing the closed surface flux integral of the current density vector J. It is confirmed that calculating this integral yields the total current passing through the closed surface. The conversation highlights the importance of understanding the mathematical representation of current density in electromagnetics.

PREREQUISITES
  • Understanding of vector calculus, particularly surface integrals.
  • Familiarity with electromagnetics concepts, specifically current density.
  • Knowledge of Maxwell's equations and their applications.
  • Basic proficiency in mathematical notation used in physics.
NEXT STEPS
  • Study the mathematical derivation of Maxwell's equations.
  • Learn about the physical significance of current density in electromagnetics.
  • Explore applications of surface integrals in electromagnetic theory.
  • Investigate the relationship between divergence and current density in vector fields.
USEFUL FOR

Students and professionals in physics, electrical engineering, and anyone studying electromagnetics who seeks to deepen their understanding of current density and its mathematical implications.

kidsasd987
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current_h3.png
eq.1
current_h5.png
eq2.
current_h4.png
eq.3
curr8.png
eq.4Hello, I have a question about eq.4

If we find the closed surface flux integral of J, would it be current?
 
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kidsasd987 said:
Hello, I have a question about eq.4

If we find the closed surface flux integral of J, would it be current?
Yes.
 

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