Flux linkages equals

A. Flux times area of core

B. Flux times number of turns times area of core

C. Flux times number of turns times length of core

D. Flux times number of turns

You can do it
  1. The potential at a point due to a charge is 15 V. If the distance is times, the potential at the point…
  2. The branch of Engineering which deals with the magnetic effect of electric current is known as
  3. When the relative permeability of a material is slightly more than 1a it is called ______ material.
  4. When a conductor is stationary and the magnetic field is moving or changing the emf induced is called
  5. The ratio of the total flux (flux in iron path) to the useful flux (flux in air gap)
  6. Calculate the permeability (in T/A. t/m) of a magnetic material that has a relative permeability of…
  7. The diameter of a hydrogen atom is approximately ______ cm.
  8. Magnetic intensity is a
  9. A negatively charge body has
  10. Referred to as the specific reluctance of a material
  11. The force acting on a pole of 5 Wb is 25 N. What is the intensity of the magnetic field?
  12. If the value of 0 a conductor is 1/234 per oCa then the value of 18is
  13. One oersted (Oe) is equivalent to _____ Gb/cm.
  14. Which of the following has the least number of valence electrons?
  15. Defined as a closed path in which magnetic induction or flux flows
  16. An alloy of 40 percent iron and 60 percent nickel.
  17. The electrons in the last orbit of an atom are called _______ electrons.
  18. The electric field intensity between the parallel plate air capacitor is 20 N/C. If an insulating slab…
  19. The direction of force o a current carrying conductor placed in a m found by
  20. Which of the following is a vector quantity?
  21. Who developed the electromagnetic theory of light in 1862?
  22. Electric field intensity is a ________.
  23. A positively charged body has
  24. What is used as the insulating material or dielectric in an electric ion
  25. There are how many compounds available in nature?
  26. Temporary magnets are commonly employed in
  27. The electric potential at a point in air due to a charge is 21 V. If the air is replaced by a medium…
  28. The core of a transformer heats up when its primary is fed from an ac source because of
  29. Electric field intensity at a point is numerically equal to ________ at that point.
  30. A current if flowing east along a power line. If the earth's field is neglecteda the direction of the…