Materials that have very high permeabilities (hundreds and even thousands times of that of free space)

A. Paramagnetic

B. Non- magnetic

C. Ferromagnetic

D. Diamagnetic

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  1. Hipernik is an alloy containing __________ iron and __________ nickel.
  2. If the solenoid is gripped by the right hand with the fingers pointing the direction of current flowa…
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    A magnetic pole produces 5000 field lines. How much is the flux in webers? A. 50 10^-6
  4. Which of the following materials has the least hysteresis loop area?
  5. A law stating that the magnetic susceptibilities of most paramagnetic substances are inversely proportional…
  6. If the distance between two magnetic poles decreases by 2 timesa the force between them
  7. The emf produced in a wire by its motion across a magnetic field does not depend upon the
  8. The ratio between the intensity of magnetization produced in a substance to the magnetizing force producing…
  9. If the value of 25 a conductor is 1/255 per oCa then the value of 20is
  10. Magnetic intensity is a
  11. If a 20 V potential is applied across a relay coil with 50 turns having 1 ? of resistancea the total…
  12. The magnetic potential in a magnetic circuit can be measured in terms of
  13. Electric lines of force leave or enter the charge surface at an angle of
  14. The core of a magnetic equipment uses a magnetic material with
  15. If the number of valence electrons of an atom is less than 4a then the substance is probably
  16. Magnetic field intensity is a ________ quantity.
  17. Electromotive force in a circuit
  18. If you hold the conductor with right hand so that the stretched thumb points in the direction of the…
  19. One electron volt (1 eV) is equivalent to _____ joules
  20. The electric flux density is a ________ quantity.
  21. Materials that have very high permeabilities (hundreds and even thousands times of that of free space)
  22. The magnetic flux through a wire loop in a magnetic field does not d
  23. Defined as the flux density produced in it due to its own induced magnetism
  24. The dielectric constant of most materials lies between
  25. The reluctance of a magnetic circuit varies with
  26. The property of a material which opposes the creation of magnetic flux in it
  27. Electron is a Greek word for
  28. There are how many compounds available in nature?
  29. The phenomenon by which a magnetic substance becomes a magnet when it is place near a magnet
  30. The potential at a point due to a charge is 15 V. If the distance is times, the potential at the point…