The straight line passing through the two poles of magnet is called

A. Real axis

B. Cartesian axis

C. Magnetic axis

D. Imaginary axis

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  1. The emf induced in a coil due to the changing current of another neighboring coil is called
  2. The force acting on a pole of 5 Wb is 25 N. What is the intensity of the magnetic field?
  3. The permittivity of a material is given by one of the following formulas.
  4. Lenz's law is the consequence of the law of conservation of
  5. Defined as the ratio of the volume occupied by the atoms or ions in a unit cell divided by the volume…
  6. What is the cgs unit of magnetomotive force?
  7. Hydrogen is an example of a _____ material.
  8. Electromotive force in a circuit
  9. A magnetizing force of 1000 AT/m will produce a flux density of __________ i
  10. The total number of magnetic lines of force in a magnetic field is called
  11. The temperature coefficient of resistance of eureka is
  12. If two similar charges 1 coulomb each are placed 1 m apart in aira then the force of repulsion is
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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
  14. Under ordinary conditionsa a body is considered
  15. Flux linkages equals
  16. A positively charged body has
  17. Magnetic effects of the earth as a huge magnet with north and south poles.
  18. A commercial alloy of aluminum nickela and iron with cobalta copper and titanium added to produce about…
  19. When the relative permeability of a material is slightly less than 1a it is called _____ material.
  20. __________ is a substance of whose molecules consist of the same kind of atom.
  21. Who developed the electromagnetic theory of light in 1862?
  22. What is the practical unit of electrical energy?
  23. One oersted (Oe) is equivalent to _____ Gb/cm.
  24. How many neutrons does a copper atom have?
  25. Two similar polesa each 1Wba placed 1 m apart in air will experience a repulsive force of
  26. What is the reluctance of a magnetic path having a length of 2x 10^-3m and crosssectional area of 2.5…
  27. Magnetic fields do not interact with
  28. A magnetic material losses its ferromagnetic properties at a point called
  29. Permeance is analogous to
  30. Defined as the number of lines per unit area through any substance in a plane at right angles to the…