One ampere- turn is equivalent to _____ gilberts



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  1. Which of the following is a vector quantity?
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    When the current flowsa the magnetic field . conductor is in what direction?
  3. A magnetic circuit carries a flux iin the iron part and a fluxgin the air gap. What is the leakage coefficient?
  4. What bond is formed when electrons in the outermost energy orbits of the atoms are shared between two…
  5. A magnetizing force of 1000 AT/m will produce a flux density of __________ i
  6. The temperature coefficient of resistance of eureka is
  7. If the length and area of cross-section of a wire are doubleda then its resistance
  8. What is the measure of the density and sign of the electric charge at a point relative to that at some…
  9. The temperature coefficient of resistance of insulators is
  10. Materials that have very high permeabilities (hundreds and even thousands times of that of free space)
  11. The force between two charges placed a given distance apart ______ as the relative permittivity of the…
  12. A commercial alloy of aluminum nickela and iron with cobalta copper and titanium added to produce about…
  13. The force between two magnetic poles is _______ their pole strengths.
  14. Electromotive force in a circuit
  15. Bonding of atoms that is due to the force of attraction between positive ions and a group of negative…
  16. Whenever a conductor cuts magnetic fluxa an emf is induced in it. This is known as
  17. An electron- volt (eV) is a unit of
  18. The reluctance of a magnetic circuit varies with
  19. One that has magnetic poles produced by internal atomic structure with no external current necessary
  20. Permeability means
  21. A substance that attracts pieces iron
  22. It is the reciprocal of reluctance and implies the case of readiness with which magnetic flux is developed.
  23. A principle that states that only two electrons with different spins are allowed to exist in a given…
  24. Electric potential is a _______ quantity.
  25. The reluctance of the magnetic circuit is ________ relative permeability of the material comprising…
  26. The magnetic field of a bar magnet most closely resembles the magnetic field of
  27. The magnetic materials should have a large hysteresis loss for one of the following applications.
  28. A magnetic flux of 2.5 x10^4 Wb through an area of 5 x10^4 square meters results in
  29. The customary energy unit in atomic and nuclear physics is
  30. What is the SI unit of specific resistance or resistivity?