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Defined as a closed path in which magnetic induction or flux flows

A. Electric circuit

B. Magnetic circuit

C. Electronic circuit

D. Electromagnetic circuit

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  1. Three charges of +5 Ca -6 C and +9 C are placed inside a sphere. What is the total flux passing through…
  2. The phenomenon by which a subtracts pieces of iron
  3. The electrons in the last orbit of an atom are called _______ electrons.
  4. What is the reluctance of a magnetic path having a length of 2x 10^-3m and crosssectional area of 2.5…
  5. A positively charged body has
  6. Who developed the electromagnetic theory of light in 1862?
  7. The science of adapting electronics to aerospace flight.
  8. The B-H curve for ________ is a straight line passing through the origin.
  9. If the number of valence electrons of an atom is exactly 4a then the substance is called
  10. One ampere- turn is equivalent to _____ gilberts
  11. A commercial alloy of aluminum nickela and iron with cobalta copper and titanium added to produce about…
  12. Who discovered that a current-carrying conductor would move when placed in a magnetic field?
  13. Flux density is measured in
  14. What bond is formed when one or more electrons in the outermost energy orbit of an atom are transferred…
  15. A one cubic cm of copper has how many free electrons at room temperature?
  16. If the number of valence electrons of an atom is less than 4a the substance is called
  17. Calculate the flux density that will be produced by the field intensity of 2000 a. t/m for a permeability…
  18. Electric field intensity is a ________.
  19. The force of attraction or repulsion between two magnetic poles is inversely proportional to the square…
  20. The K shell or the first shell has how many permissible number of orbiting electrons?
  21. Used to maintain strength of magnetic field
  22. Which of the following materials has the highest dielectric strength?
  23. The reluctance of a magnetic circuit is not dependent on which of the following?
  24. What determines the value of the temperature coefficient of resistance of a material?
  25. If the length and area of cross-section of a wire are doubleda then its resistance
  26. Which of the following is a paramagnetic material?
  27. The phenomenon by which a magnetic substance becomes a magnet when it is place near a magnet
  28. A law that states that the current in a thermionic diode varies directly with the three- halves power…
  29. The B-H curve of ________ is not a straight line.
  30. Whenever a conductor cuts magnetic fluxa an emf is induced in it. This is known as