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The idea of preventing one component from affecting another through their common electric and magnetic field is referred to as

A. Hall effect

B. Grounding

C. Shielding

D. Limiting

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  1. The ratio between the intensity of magnetization produced in a substance to the magnetizing force producing…
  2. Three charges of +5 Ca -6 C and +9 C are placed inside a sphere. What is the total flux passing through…
  3. A t/m is a unit of
  4. One coulomb of charge consists of ________ electrons.
  5. What determines the atomic number of an element?
  6. What principle states that each electron in an atom must have a different set of quantum numbers?
  7. The B-H curve for ________ is a straight line passing through the origin.
  8. __________ is a substance of whose molecules consist of the same kind of atom.
  9. If the value of 25 of a conductor is 1/230 per oCa then the value of 0is
  10. The uncharged particles which have no effect on its atomic charge.
  11. Which of the following is a vector quantity?
  12. The force between two magnetic poles is _______ their pole strengths.
  13. The temperature coefficient of resistance of conductors is
  14. The lagging effect between flux density of the material and the magne
  15. One oersted (Oe) is equivalent to _____ Gb/cm.
  16. If the number of valence electrons of an atom is less than 4a the substance is called
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    When the current flowsa the magnetic field . conductor is in what direction?
  18. What is the usual value of leakage coefficient for electrical machines?
  19. What is another name for relative permittivity?
  20. The air space between poles of magnets
  21. The magnetic materials should have a large hysteresis loss for one of the following applications.
  22. The force of attraction or repulsion between two magnetic poles is directly proportional to their strengths.
  23. An effect which is generally used in the gausameter to measure flux density.
  24. Materials that have very high permeabilities (hundreds and even thousands times of that of free space)
  25. The unit of flux density is
  26. What determines the value of the temperature coefficient of resistance of a material?
  27. A germanium atom has an atomic weight of72. How many neutrons are there?
  28. The evaporation of electrons from a heated surface is called
  29. Hydrogen is an example of a _____ material.
  30. What is the value of the absolute permittivity of air?