A law establishing the fact that the algebraic su of the rises and drops of the mmf around a closed loop of a magnetic circuit is equal to zero.

A. Kirchhoff's circuital law

B. Maxwell's circuital law

C. Ampere's circuital law

D. Coulomb's circuital law

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  1. Hysteresis refers to the ______ between flux density of the material and the magnetizing force applied.
  2. What type of bond is formed when there exists some form of collective interactions between the (negatively…
  3. If two similar charges 1 coulomb each are placed 1 m apart in aira then the force of repulsion is
  4. Which of the following is a diamagnetic material?
  5. The electric potential across part AB of a circuit is 5 V; point A being at higher potential. If a charge…
  6. The force of attraction or repulsion between two magnetic poles is directly proportional to their strengths.
  7. A magnetic flux of 2.5 x10^4 Wb through an area of 5 x10^4 square meters results in
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  9. What is the diameter of an atom?
  10. Refers to the magnetic lines
  11. If the value of 25 of a conductor is 1/230 per oCa then the value of 0is
  12. Magnetic effects of the earth as a huge magnet with north and south poles.
  13. Electric lines of force leave or enter the charge surface at an angle of
  14. Which of the following has the highest permeability?
  15. The permittivity of a material is given by one of the following formulas.
  16. At/m is a unit of
  17. A 200-watt lamp working for 24 hours will consume approximately _____ units.
  18. The electrons in the last orbit of an atom are called _______ electrons.
  19. A magnetic circuit carries a flux iin the iron part and a fluxgin the air gap. What is the leakage coefficient?
  20. Flux density is measured in
  21. Which of the following statements is TRUE?
  22. The magnetic field of a magnetized iron bar when strongly heated
  23. A magnetic field is
  24. A negative ion results when an atom gains an additional
  25. One oersted (Oe) is equivalent to _____ Gb/cm.
  26. Amorphous solid is also called
  27. The K shell or the first shell has how many permissible number of orbiting electrons?
  28. The current of electric circuit is analogous to which quantity of a m
  29. Whenever a flux inking a coil or current changesa an emf is induced in it. This is known as
  30. One that has magnetic poles produced by internal atomic structure with no external current necessary