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The amount of magnetizing force to counter balance the resid magnetic material is referred to as

A. Reluctivity

B. Susceptivity

C. Coercivity

D. Retentivity

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  1. What is the SI unit of conductance?
  2. If a magnetic flux cuts across 200 turns at a rate of 2Wb/sa the induced voltage according to Faraday's…
  3. Flux density is measured in
  4. The magnetic materials should have a large hysteresis loss for one of the following applications.
  5. The electric field intensity between the parallel plate air capacitor is 20 N/C. If an insulating slab…
  6. Gases whose particles are charged are known as
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  11. The reluctance of a magnetic circuit is not dependent on which of the following?
  12. Who demonstrated that there are magnetic effects around every current-carrying conductor and that current-carrying…
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  14. What bond is formed when one or more electrons in the outermost energy orbit of an atom are transferred…
  15. If the relative permittivity of a material is 10a then its permittivity is
  16. States that the ratio of the thermal conductivity is proportional to the absolute temperature for all…
  17. What is the unit of reluctance?
  18. All magnetic field originates from
  19. How many turns are needed to produce a magnetomotive force of 1000 A.t for a coil with 6 amperes?
  20. The magnetic field of a bar magnet most closely resembles the magnetic field of
  21. Defined as a closed path in which magnetic induction or flux flows
  22. A law that states that the polarity of the induced voltage will oppose the change in magnetic flux causing…
  23. The ratio of the permeability of material to the permiabiity of air or vacuum.
  24. Who discovereda the relationship between magnetism and electricity that serves as the foundation for…
  25. Which of the following statements is TRUE?
  26. The phenomenon by which a subtracts pieces of iron
  27. The temperature coefficient of resistance of a conductor ______ with an increase in temperature.
  28. Small voltages generated by a conductor with current in an external magnetic field.
  29. A principle that states that only two electrons with different spins are allowed to exist in a given…
  30. An atom or a group of atoms that carries a net electric charge.