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Cobalt is an example of a ______ material.

A. Paramagnetic

B. Diamagnetic

C. Ferromagnetic

D. Non- magnetic

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. Refers to the non- metallic materials that have the ferromagnetic properties of iron.
  2. The magnetic field around the conductor is determined by the
  3. A law that states that the polarity of the induced voltage will oppose the change in magnetic flux causing…
  4. Electrons at the outer shell are called
  5. The permeability of permalloy is
  6. Who discovereda the relationship between magnetism and electricity that serves as the foundation for…
  7. The phenomenon by which a subtracts pieces of iron
  8. Lenz's law is the consequence of the law of conservation of
  9. Two similar polesa each 1Wba placed 1 m apart in air will experience a repulsive force of
  10. The emf produced in a wire by its motion across a magnetic field does not depend upon the
  11. The evaporation of electrons from a heated surface is called
  12. How many turns are needed to produce a magnetomotive force of 1000 A.t for a coil with 6 amperes?
  13. What is the unit of reluctance?
  14. How many electrons are needed in the valence orbit to give a material's stability?
  15. What is the SI unit of reluctance?
  16. Magnetic intensity is a
  17. The force between two magnetic poles is _____ the relative permeability of the medium.
  18. Permanent magnets can be found in
  19. Used to maintain strength of magnetic field
  20. If the number of valence electrons of an atom is less than 4a then the substance is probably
  21. If the relative permittivity of a material is 10a then its permittivity is
  22. The force acting on a pole of 5 Wb is 25 N. What is the intensity of the magnetic field?
  23. All matters (gasa liquid and solid) are composed of
  24. What bond is formed when electrons in the outermost energy orbits of the atoms are shared between two…
  25. A magnetic field is
  26. The core of a transformer heats up when its primary is fed from an ac source because of
  27. A positively charged body has
  28. Calculate the flux density that will be produced by the field intensity of 2000 a. t/m for a permeability…
  29. If the resistance of a material 2 m long and 2 m^2 in area of cross-section is 1.6 ×10^-8 ?a then…
  30. A permanent magnet does not exert a force on