The space outside the magnet where its pole have a force of attraction or repulsion on a magnetic pole is called

A. Magnetic field

B. Electric field

C. Electromagnetic field

D. Free Space Field

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  1. The ability of a mechanically stressed ferromagnetic wire to recognize rapid switching of magnetization…
  2. Which of the following has the least number of valence electrons?
  3. If you hold the conductor with right hand so that the stretched thumb points in the direction of the…
  4. Defined as the flux density produced in it due to its own induced magnetism
  5. The ability of a material to conduct magnetic flux through it.
  6. ______ is an electromagnet with its core in the form of a close magnetic ring.
  7. What is the unit of magnetomotive force?
  8. Lenz's law is the consequence of the law of conservation of
  9. Core materials of a good relay have _________ hysteresis loop.
  10. How many neutrons does a copper atom have?
  11. The total number of magnetic lines of force in a magnetic field is called
  12. What is the unit of reluctance?
  13. The hot resistance of an incandescent lamp is about _______ its cold resistance.
  14. Magnetic effects of the earth as a huge magnet with north and south poles.
  15. Flux linkages equals
  16. A test charge means a charge of
  17. When a current carrying conductor is placed in a magnetic fielda the maximum force will act on the conductor…
  18. A germanium atom has an atomic weight of72. How many neutrons are there?
  19. The magnetic energy stored in an inductor is ______ current.
  20. The force between two magnetic poles is _____ the relative permeability of the medium.
  21. The amount of magnetizing force to counter balance the resid magnetic material is referred to as
  22. The relation between absolute permittivity of air ( 0)a absolute p and velocity of light (c) is given…
  23. In electro-mechanical conversion devices like generators and motors the reason why a small air gap is…
  24. The magnetic materials should have a large hysteresis loss for one of the following applications.
  25. Permeance of a magnetic circuit is _________ the cross-sectional area of the circuit.
  26. Whenever a flux inking a coil or current changesa an emf is induced in it. This is known as
  27. A magnetic material losses its ferromagnetic properties at a point called
  28. Permeance is analogous to
  29. The force acting on a pole of 5 Wb is 25 N. What is the intensity of the magnetic field?
  30. What is used as the dielectric material in high voltage transformers?