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An open inductor has

A. Zero resistance and infinite inductance

B. Infinite resistance and zero inductance

C. Infinite resistance and infinite inductance

D. Zero resistance and zero inductance

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  2. If voltage across the plates of 2 F capacitor is increased by 4 Va then charge on the plates will
  3. The current is ____ times the maximum current at half-power points of a resonance curve.
  4. Which of the following is a common material used in wire-wound resistors?
  5. If a capacitor is rated for 200V dca what is its effective ac working voltage?
  6. For a series ACcircuita ___ is not used as a reference phasor.
  7. Electron flow assumes charges flow from
  8. When two in-phase sine waves that have identical frequency and amplitude are added togethera then the…
  9. Which of the following does not generally affect the value of a capacitor?
  10. The resistance of an insulator ___ when its temperature is increased.
  11. VL= VCin a series RLCcircuit when
  12. Which of the following is a preferred resistor value?
  13. If the capacitance of mica capacitor is 5 times the capacitcitora then the relative permittivity of…
  14. Effects of capacitance
  15. An inductive circuit of resistance 16.5 and inductance of 0.14 H takes a current of 25 ?. if the frequency…
  16. What increases the resistance of wire at high frequencies?
  17. Metal tin becomes superconductor at approximately
  18. A neon glow lamp used as a night light ionizes at approximately
  19. What is the other name of relative permittivity?
  20. If two equal resistances connected in series across a certain supply are now connected in parallel across…
  21. Which of the following capacitors are used only in dc circuits?
  22. What is the total capacitance of 10 capacitorsa each of 20 F in series?
  23. When two pure sine waves of the same frequency and the same amplitude which are exactly 180 outof-phase…
  24. Which of the following is the most popular waveform?
  25. In the 5-band method of capacitor color codinga the first band indicates
  26. Nortons theorem is ____ Thevenins theorem.
  27. In a series circuit with unequal resistances the
  28. Two capacitors of capacitance 9 F and 18 F in series will have a total capacitance of
  29. Rationalizing the denominator of a complex number means
  30. The farad is not equivalent to which of the following combination of units