One oersted (Oe) is equivalent to _____ Gb/cm.



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  1. Permeance is analogous to
  2. What is the relative permittivity of air?
  3. The total number of magnetic lines of force in a magnetic field is called
  4. A law relating between the magnetic and electric susceptibilities and the absolute temperatures which…
  5. The force between two magnetic poles is _______ their pole strengths.
  6. A substance that attracts pieces iron
  7. Three charges of +5 Ca -6 C and +9 C are placed inside a sphere. What is the total flux passing through…
  8. Electron is a Greek word for
  9. Back emf refers to the
  10. Electric field intensity is measured in
  11. What is the value of the absolute permittivity of air?
  12. The energy stored in an electrostatic field or electromagnetic field is called
  13. A good conductor has how many valence electrons?
  14. What determines the atomic number of an element?
  15. Which of the following materials has permeability slightly less than that of free space?
  16. A permanent magnet does not exert a force on
  17. A magnetic flux of 2.5 x10^4 Wb through an area of 5 x10^4 square meters results in
  18. The magnetic potential in a magnetic circuit can be measured in terms of
  19. Who developed the electromagnetic theory of light in 1862?
  20. The force of attraction or repulsion between two magnetic poles is inversely proportional to the square…
  21. Flux linkages equals
  22. Permeability means
  23. Electric field intensity at a point is numerically equal to ________ at that point.
  24. Which element has four valence electrons?
  25. What bond is formed when electrons in the outermost energy orbits of the atoms are shared between two…
  26. Lenz's law is the consequence of the law of conservation of
  27. The property of magnetic materials of retaining magnetism after withdrawal of the magnetizing force…
  28. What principle states that each electron in an atom must have a different set of quantum numbers?
  29. Amorphous solid is also called
  30. Who discovered that a current-carrying conductor would move when placed in a magnetic field?