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This paper does not exhibit electricity because it contains the same number of

A. protons and electrons

B. neutrons and electrons

C. neutrons and positrons

D. atoms

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  1. As the magnetic intensity decreasesa the relative permeability of a magnetic material
  2. A principle that states that only two electrons with different spins are allowed to exist in a given…
  3. Calculate the permeability (in T/A. t/m) of a magnetic material that has a relative permeability of…
  4. The mass of proton is __________ the mass of an electron.
  5. One of the common application of an air- cored choke.
  6. Formed when there exist distant electronic interactions between (opposite) charges present in the neighboring…
  7. ______ is an electromagnet with its core in the form of a close magnetic ring.
  8. The relation between absolute permittivity of air ( 0)a absolute p and velocity of light (c) is given…
  9. Amorphous solid is also called
  10. How many neutrons does a copper atom have?
  11. The air space between poles of magnets
  12. What solid has no defined crystal structure except perhaps in the arrangement of the nearest neighboring…
  13. The magnetic field around the conductor is determined by the
  14. What is the unit of magnetomotive force?
  15. It is the reciprocal of reluctance and implies the case of readiness with which magnetic flux is developed.
  16. One coulomb of charge consists of ________ electrons.
  17. __________ is a substance of whose molecules consist of the same kind of atom.
  18. Which of the following materials has permeability slightly less than that of free space?
  19. One electron volt (1 eV) is equivalent to _____ joules
  20. If two similar charges 1 coulomb each are placed 1 m apart in aira then the force of repulsion is
  21. What is the typical saturation flux density for most magnetic materials?
  22. What is the diameter of an atom?
  23. What is used as the insulating material or dielectric in an electric ion
  24. What is the other name for dielectric strength?
  25. If a 20 V potential is applied across a relay coil with 50 turns having 1 ? of resistancea the total…
  26. The magnetic materials should have a large hysteresis loss for one of the following applications.
  27. A law that states that the polarity of the induced voltage will oppose the change in magnetic flux causing…
  28. Electric field intensity is measured in
  29. There are how many compounds available in nature?
  30. What revolves about the positive nucleus in a definite orbit?