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With double the number of turns by the same length and areaa the inductance is

A. The same

B. Doubled

C. Quartered

D. Quadrupled

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  1. For a series ACcircuita ___ is not used as a reference phasor.
  2. Which of the following dielectric materials makes the highest-capacitance capacitor?
  3. Rationalizing the denominator of a complex number means
  4. In an ac wavea 30 degrees of phase is ___ of a cycle.
  5. What is the efficiency under the conditions of maximum power transfer?
  6. The admittance of a parallel RLC circuit is found to be the ___ sum of conductance and susceptances.
  7. Which of the following capacitors is suitable for dc filter circuits?
  8. Which of the following combination of length and cross-sectional area will give a certain volume of…
  9. Of the equivalent combination of unitsa which one is not equal to watt?
  10. The maximum power transfer theorem is used in
  11. A series RLCcircuit has a ______ power factor at its half-power points
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    Nortons theorem is what form of an ac equivalent circuit?
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    Any resistance R in a branch of a network in which a current I is flowing can be replaced by a voltage equal to IR. This states
  14. Leakage resistance in a capacitor results into
  15. What value of R is needed with a 0.05 F Cfor an RCtime constant of 0.02 s?
  16. A capacitor consists of two
  17. In liquids and gasesa ionization current results from a flow of
  18. It is impossible to change the voltage across a capacitor instantlya as this would produce ___ current.
  19. The resistance of an insulator ___ when its temperature is increased.
  20. What dielectric is generally employed by a variable capacitor?
  21. Which of the following elements is active?
  22. When voltage is applied across a ceramic dielectric the electrostatic field p roduced is 50 times greater…
  23. What capacitance exists not through design but simply because two conducting surfaces are relatively…
  24. Which of the statements below is not true?
  25. The Q-factor of a parallel resonant circuit is also known as
  26. Barium-strontium titanite dielectric material is also called
  27. Which of the following is neither a basic physical law nor deliverable from one?
  28. Parallel resonant circuit is sometimes called as
  29. What is the complex impedance of a circuit with an absolute resistance of 300 ?
  30. What is a rotating vector whose projection can represent either current or voltage in an ac circuit?