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Referred to as the specific reluctance of a material

A. Resistivity

B. Reluctivity

C. Conductivity

D. Permeability

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  1. One farad equals
  2. Under ordinary conditionsa a body is considered
  3. The unit of flux is _____ in cgs system.
  4. What bond is formed when one or more electrons in the outermost energy orbit of an atom are transferred…
  5. A theorem which states that an electric current flowing in a circuit produces a magnetic field at external…
  6. If a magnetic flux cuts across 200 turns at a rate of 2Wb/sa the induced voltage according to Faraday's…
  7. The quantity 10^6 maxwells is equivalent to one
  8. The resistance of a material is ____________ its area of cross-section.
  9. Mmf in a magnetic circuit corresponds to _____ in an electric circuit
  10. The force between two charges placed a given distance apart ______ as the relative permittivity of the…
  11. If the value of 25 a conductor is 1/255 per oCa then the value of 20is
  12. Defined as the ratio of the volume occupied by the atoms or ions in a unit cell divided by the volume…
  13. The ratio of the total flux (flux in iron path) to the useful flux (flux in air gap)
  14. The core of a transformer heats up when its primary is fed from an ac source because of
  15. If on looking at any one end of a solenoid; the direction of current flow is found to be clockwise then…
  16. Which of the following is used by temporary magnets as the magnetic material?
  17. What is the main advantage of temporary magnets?
  18. The physical motion resulting from the forces of magnetic fields is called
  19. The temperature coefficient of resistance of eureka is
  20. What bond is formed when electrons in the outermost energy orbits of the atoms are shared between two…
  21. The branch of Engineering which deals with the magnetic effect of electric current is known as
  22. If the right handed bottle-opener cork screw is assumed to be along the conductor so as to advance in…
  23. Electric field intensity at a point due to a given charge ______ if the relative permittivity of the…
  24. If the solenoid is gripped by the right hand with the fingers pointing the direction of current flowa…
  25. Why is it that the magnitude of magnetomotive force required for air gap is much greater than that required…
  26. Electromotive force in a circuit
  27. Back emf refers to the
  28. What is the SI unit of magnetic flux?
  29. A test charge means a charge of
  30. Whenever a conductor cuts magnetic fluxa an emf is induced in it. This is known as