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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. Electric lines of force leave or enter the charge surface at an angle of
  2. The permittivity of a material is given by one of the following formulas.
  3. If the right handed bottle-opener cork screw is assumed to be along the conductor so as to advance in…
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    If the resistance of a material 2 m long and 2 m^2 in area of cross-section is 1.6 10^-8 ?a then its resistivity is
  5. The magnetic field around the conductor is determined by the
  6. If the number of valence electrons of an atom is less than 4a then the substance is probably
  7. The force acting on a pole of 5 Wb is 25 N. What is the intensity of the magnetic field?
  8. The temperature coefficient of resistance of eureka is
  9. Magnetic intensity is a
  10. Permeance is analogous to
  11. A 200-watt lamp working for 24 hours will consume approximately _____ units.
  12. The total number of magnetic lines of force in a magnetic field is called
  13. In electro-mechanical conversion devices like generators and motors the reason why a small air gap is…
  14. What is the measure of the density and sign of the electric charge at a point relative to that at some…
  15. This paper does not exhibit electricity because it contains the same number of
  16. A substance that attracts pieces iron
  17. What is the other name for dielectric strength?
  18. What is the cgs unit of magnetomotive force?
  19. If the magnetic material is located within a coil through which alternating current (60 Hz frequency)…
  20. The magnetic flux through a wire loop in a magnetic field does not d
  21. The K shell or the first shell has how many permissible number of orbiting electrons?
  22. The electric potential at a point in air due to a charge is 21 V. If the air is replaced by a medium…
  23. The dielectric constant of most materials lies between
  24. The magnetic field inside a solenoid
  25. A magnetic circuit carries a flux iin the iron part and a fluxgin the air gap. What is the leakage coefficient?
  26. One coulomb of charge consists of ________ electrons.
  27. What is the relative permittivity of air?
  28. It is the reciprocal of reluctance and implies the case of readiness with which magnetic flux is developed.
  29. A positively charged body has
  30. Whenever a conductor cuts magnetic fluxa an emf is induced in it. This is known as