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. Hydrogen is an example of a _____ material.
  2. A law relating between the magnetic and electric susceptibilities and the absolute temperatures which…
  3. If the value of 25 a conductor is 1/255 per oCa then the value of 20is
  4. The science of adapting electronics to aerospace flight.
  5. A germanium atom has an atomic weight of72. How many neutrons are there?
  6. Three charges of +5 Ca -6 C and +9 C are placed inside a sphere. What is the total flux passing through…
  7. In electro-mechanical conversion devices like generators and motors the reason why a small air gap is…
  8. The property of magnetic materials of retaining magnetism after withdrawal of the magnetizing force…
  9. The idea of preventing one component from affecting another through their common electric and magnetic…
  10. The permeability of a material having a flux density of 5 Wb/m^2 is 10^-5 H/m. What is the value of…
  11. If the solenoid is gripped by the right hand with the fingers pointing the direction of current flowa…
  12. Flux density is measured in
  13. Magnetic effects of the earth as a huge magnet with north and south poles.
  14. The evaporation of electrons from a heated surface is called
  15. What is used as the dielectric material in high voltage transformers?
  16. Permeability means
  17. Who discovered that a current-carrying conductor would move when placed in a magnetic field?
  18. States that the ratio of the thermal conductivity is proportional to the absolute temperature for all…
  19. A 6- V battery is connected across a solenoid of 100 turns having a resistance of 2 ?a Calculate the…
  20. The lagging effect between flux density of the material and the magne
  21. What is another name for relative permittivity?
  22. What is the unit of magnetomotive force?
  23. What determines the atomic number of an element?
  24. What is the SI unit of conductivity?
  25. The force of attraction or repulsion between two magnetic poles is directly proportional to their strengths.
  26. How many turns are needed to produce a magnetomotive force of 1000 A.t for a coil with 6 amperes?
  27. Magnetic intensity is a
  28. __________ is a substance of whose molecules consist of the same kind of atom.
  29. The point in a magnet where the intensity of magnetic lines of force is maximum
  30. Bonding of atoms that is due to the force of attraction between positive ions and a group of negative…