One that has magnetic poles produced by internal atomic structure with no external current necessary

A. Diamagnetic

B. Permanent magnets

C. Paramagnetic

D. Electromagnetic

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  1. It is the reciprocal of reluctance and implies the case of readiness with which magnetic flux is developed.
  2. What is the SI unit of conductance?
  3. A law that states that the polarity of the induced voltage will oppose the change in magnetic flux causing…
  4. Which of the following is a paramagnetic material?
  5. Calculate the flux density that will be produced by the field intensity of 2000 a. t/m for a permeability…
  6. The total number of magnetic lines of force in a magnetic field is called
  7. The branch of Engineering which deals with the magnetic effect of electric current is known as
  8. The science of adapting electronics to aerospace flight.
  9. What bond is formed when one or more electrons in the outermost energy orbit of an atom are transferred…
  10. Back emf refers to the
  11. Used to maintain strength of magnetic field
  12. Refers to the magnetic lines
  13. When a wire loop is rotated in a magnetic field the direction of the induced emf changes one in every…
  14. Which of the following statements is TRUE?
  15. Electric lines of force leave or enter the charge surface at an angle of
  16. Who discovereda the relationship between magnetism and electricity that serves as the foundation for…
  17. When the ferromagnetic substance is inserted in a current- carrying solenoida the magnetic field is
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    A magnetic pole produces 5000 field lines. How much is the flux in webers? A. 50 10^-6
  19. If you hold the conductor with right hand so that the stretched thumb points in the direction of the…
  20. What principle states that each electron in an atom must have a different set of quantum numbers?
  21. When the relative permeability of a material is slightly more than 1a it is called ______ material.
  22. A law stating that the magnetic susceptibilities of most paramagnetic substances are inversely proportional…
  23. The reluctance of a magnetic circuit is not dependent on which of the following?
  24. The potential at a point due to a charge is 15 V. If the distance is times, the potential at the point…
  25. One weber of flux is equal to _______ magnetic lines of force.
  26. The mass of proton is __________ the mass of an electron.
  27. Whenever a flux inking a coil or current changesa an emf is induced in it. This is known as
  28. An alloy of 22 percent iron and 78 per cent nickel.
  29. Bonding of atoms that is due to the force of attraction between positive ions and a group of negative…
  30. Magnetic intensity is a