The magnetic potential in a magnetic circuit can be measured in terms of

A. Mmf

B. Emf

C. Farad

D. Coulomb

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  1. A magnetizing force of 1000 AT/m will produce a flux density of __________ i
  2. How many neutrons does a copper atom have?
  3. Refers to the magnetic lines
  4. Magnetic intensity is a
  5. If on looking at any one end of a solenoid; the direction of current flow is found to be clockwise then…
  6. When a current carrying conductor is placed in a magnetic fielda the maximum force will act on the conductor…
  7. Temporary magnets are commonly employed in
  8. One coulomb of charge consists of ________ electrons.
  9. A law establishing the fact that the algebraic su of the rises and drops of the mmf around a closed…
  10. Cobalt is an example of a ______ material.
  11. A positively charged body has
  12. Magnetic field intensity is a ________ quantity.
  13. One oersted (Oe) is equivalent to _____ Gb/cm.
  14. What is the other name for dielectric strength?
  15. __________ is a substance of whose molecules consist of the same kind of atom.
  16. Formed when there exist distant electronic interactions between (opposite) charges present in the neighboring…
  17. Flux linkages equals
  18. Which of the following has the least number of valence electrons?
  19. The electric potential at a point in air due to a charge is 21 V. If the air is replaced by a medium…
  20. The force between two magnetic poles is _____ their poles strength.
  21. What bond is formed when electrons in the outermost energy orbits of the atoms are shared between two…
  22. Which of the following is a paramagnetic material?
  23. The temperature coefficient of resistance of conductors is
  24. Core materials of a good relay have _________ hysteresis loop.
  25. The unit of flux is _____ in cgs system.
  26. If the value of 25 a conductor is 1/255 per oCa then the value of 20is
  27. Who discovered superconductivity in 1911?
  28. Which element has four valence electrons?
  29. What is the SI unit of magnetic flux?
  30. A one cubic cm of copper has how many free electrons at room temperature?