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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. What is the reciprocal of quality factor?
  2. A capacitive load always has a ______ power facto
  3. What dielectric is generally employed by a variable capacitor?
  4. At what frequency will an inductor of 5mH have the same reactance as a capacitor of 0.1 F?
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    When two pure sine waves of the same frequency and the same amplitude which are exactly 180 outof-phase are added togethera the result is
  6. A neon glow lamp used as a night light ionizes at approximately
  7. The ratio of maximum value to the effective value of an alternating quantity is called
  8. The charge in the capacitor is stored at the
  9. Which of the following combination of length and cross-sectional area will give a certain volume of…
  10. High resistance values are a consequence of the ___ of the film.
  11. In an ac circuit with a resistive branch and an inductive branch in parallela the
  12. In an inductive coila the rate of rise of current is maximum
  13. A circuit whose parameters change with voltage or current.
  14. The second strip of an electronic resistor color-code represents
  15. The factor 0.707for converting peak to rms applies only to
  16. What increases the resistance of wire at high frequencies?
  17. Which factor does not affect resistance?
  18. Property of an electric circuit that dissipates electric energy
  19. Series resonant circuit is sometimes known as
  20. Which component opposes voltage change?
  21. For multi-plate capacitora capacitance is proportional to
  22. If a coil has a Q of 10a it means that
  23. What is the efficiency under the conditions of maximum power transfer?
  24. Which of the following dielectric materials makes the lowest-capacitance capacitor?
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    Thevenins theorem is what form of an equivalent circuit?
  26. When the net reactance in a series coil-capacitor circuit is zero at frequency fa the nature of its…
  27. What is the total effective capacitance of two 0.25 F capacitors connected in series?
  28. The ratio between the active power and the apparent power of a load in an ac circuit is called
  29. In a multiple capacitora the plate area is
  30. Delta to wye or wye to delta transformation technique is applied to a ___ network.