Learn · Mathematical Geophysics

Lecture 20 of 40Week 4

Lecture -20 : Electric Current, Conductivity, and Ohm’s Law

Prof. Swarandeep Sahoo · IIT-ISM Dhanbad

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Mathematical Geophysics, IIT-ISM Dhanbad (at NPTEL)
Licence
CC BY-NC-SA, as NPTEL states it. Non-commercial use only.
Attribution
NPTEL states: "Distributed under Creative Commons Attribution-ShareAlike / CC BY - NC - SA", beside a BY-NC-SA badge. Coordinated by IIT Kharagpur.
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All the lectures

  1. Lecture -01 : Scalar And Vectors Video
  2. Lecture -02 : Co-ordinate Systems Video
  3. Lecture -03 : Solid Angle Video
  4. Lecture -04 : Theory Of Fields Video
  5. Lecture -05 : Geometric Model of Fields Video
  6. Lecture - 06 : Scalar Field and Gradient Video
  7. Lecture -07 : Flux of a field Video
  8. Lecture -08 : Divergence and Gauss Theorem Video
  9. Lecture -09 : Curl and Stokes’ Theorem Video
  10. Lecture -10 : Green’s Function and Theorem Video
  11. Lecture -11 : System of Equations Video
  12. Lecture -12 : Gravitational Field I Video
  13. Lecture -13 : Gravitational Field II Video
  14. Lecture -14 : Equations of Gravitational Field Video
  15. Lecture -15 : Upward Continuation Video
  16. Lecture -16 : System of Linear Differential Equation Video
  17. Lecture -17 : Time Invariant and Varying Fields Video
  18. Lecture -18 : Electric Field Video
  19. Lecture -19 : Electric Potential Video
  20. Lecture -20 : Electric Current, Conductivity, and Ohm’s Law Video
  21. Lecture -21 : Diffusion Video
  22. Lecture -22 : Geothermal gradient Video
  23. Lecture -23 : Magnetic Diffusion Video
  24. Lecture -24 : Solution of Magnetic Diffusion Equation Video
  25. Lecture -25 : Decay of Magnetic Field Video
  26. Lecture - 26 : Wave Equation Video
  27. Lecture -28 : Free Oscillation of the Earth Video
  28. Lecture - 29 : Inertial wave Video
  29. Lecture - 30 : Internal Gravity Wave Video
  30. Lecture -31 : Laplace’s and Poisson’s equations Video
  31. Lecture -32 : Heat flows in the Earth Video
  32. Lecture -33 : Convective Heat Flows in the Mantle Video
  33. Lecture -34 : Outer Core Thermal Convection Video
  34. Lecture -35 : Outer Core Double-Diffusive Convection Video
  35. Lecture -36 : Fourier Analysis and Transform Video
  36. Lecture -37 : Linear Time-Invariant Systems and Filtering Video
  37. Lecture -38 : Sampling Theory for Time Series Video
  38. Lecture -39 : Transforms for Geophysical Analysis Video
  39. Lecture -40 : Data Driven Methods in Geophysics Video
  40. Live Session 26-03-2025 Video