Defined as a closed path in which magnetic induction or flux flows

A. Electric circuit

B. Magnetic circuit

C. Electronic circuit

D. Electromagnetic circuit

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  1. The force which set ups or tends to set up magnetic flux in a magnetic circuit
  2. Who discovered superconductivity in 1911?
  3. A germanium atom has an atomic weight of72. How many neutrons are there?
  4. It is the reciprocal of reluctance and implies the case of readiness with which magnetic flux is developed.
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    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 its resistivity is
  6. The reluctance of the magnetic circuit is ________ relative permeability of the material comprising…
  7. The unit of flux density is
  8. Used to maintain strength of magnetic field
  9. What is the value of the absolute permittivity of air?
  10. A magnetic material losses its ferromagnetic properties at a point called
  11. If the distance between two magnetic poles decreases by 2 timesa the force between them
  12. The ratio of the permeability of material to the permiabiity of air or vacuum.
  13. Refers to the non- metallic materials that have the ferromagnetic properties of iron.
  14. Another term for corona discharge.
  15. Who developed the electromagnetic theory of light in 1862?
  16. Permeance of a magnetic circuit is _________ the cross-sectional area of the circuit.
  17. Why is it that the magnitude of magnetomotive force required for air gap is much greater than that required…
  18. At/m is a unit of
  19. Who discovereda the relationship between magnetism and electricity that serves as the foundation for…
  20. The temperature coefficient of resistance of semiconductors is
  21. How many electrons are needed in the valence orbit to give a material's stability?
  22. Mmf in a magnetic circuit corresponds to _____ in an electric circuit
  23. This paper does not exhibit electricity because it contains the same number of
  24. The B-H curve for ________ is a straight line passing through the origin.
  25. A test charge means a charge of
  26. Which of the following is a vector quantity?
  27. Paramagnetic substance has a relative permeability of
  28. Which of the following is a diamagnetic material?
  29. If the relative permittivity of a material is 10a then its permittivity is
  30. Which of the following is a paramagnetic material?