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When two coils of identical reactance are in parallel without mutual inductancea the reactance of the combination is ___ the reactance of each coil.

A. One half

B. Twice

C. Four times

D. One fourth

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  1. Refers to the outward-curving distortion of the lines of force near the edges of two parallel metal…
  2. An alloy composed of 84 % coppera 12 % manganese and 4 % nickel.
  3. The value of temperature coefficient ( ) is dependent upon
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    Nortons theorem is ____ Thevenins theorem.
  5. What is the efficiency under the conditions of maximum power transfer?
  6. A capacitor requires 12 C of charge to raise its potential of 3 V. What is the capacitance of the capacitor?
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  8. A series-parallel combination of identical resistors will
  9. Permeability is otherwise known as
  10. The area of capacitor plates increases two timesa then its capacitance
  11. What determines the magnitude of electric current?
  12. What refers to such work at very low temperaturesa near absolute zero?
  13. When two complex conjugates are subtracteda the result is a
  14. If two equal resistances connected in series across a certain supply are now connected in parallel across…
  15. The ratio of W/VA in an ac circuit means
  16. Which of the following capacitors has the highest cost per F?
  17. The reactance curve is a plot of frequency versus _____ for a series RLCcircuit
  18. What determines the direction of induced emf in a conductor or coil?
  19. Conventional flow assumes charges flow from
  20. An intermittent and non-symmetrical alternating current like that obtained from the secondary winding…
  21. In a complex number 5 + j 10a 10 is called ___ part.
  22. For parallel capacitorsa total charge is
  23. Series resonance occurs when
  24. The current is ____ times the maximum current at half-power points of a resonance curve.
  25. An inductive circuit of resistance 16.5 and inductance of 0.14 H takes a current of 25 ?. if the frequency…
  26. Which one of the following elements serves as a protection against overload?
  27. The unit of elastance is
  28. Which waveform in which the rms value and the mean value are equal?
  29. Property of an electric circuit that dissipates electric energy
  30. The Q-factor of a parallel resonant circuit is also known as