Refers specifically to steady state values of quantities in ac circuits which are complex numbers.

A. Domain

B. Scalar quantity

C. Vector quantity

D. Phasor quantity

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  1. A wire of one kilometre length has a resistance of 20 . If the length is halveda then the new resistance…
  2. What is the half-power bandwidth of a parallel resonant circuit which has a resonant frequency of 3.6…
  3. What is the purpose of a load in an electric circuit?
  4. A capacitive load always has a ______ power facto
  5. The electric field strength between capacitor plates has a unit
  6. A factor that states how much the resistance changes for a change in temperature?
  7. What is the most convenient way of achieving large capacitance?
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    A series RLCcircuit consists of a 10 resistor in series with L = 10 Ha and C= 100 F. Determine a new value of Ia for which the resonant frequency is one half the original value.
  9. What value of R is needed with a 0.05 F Cfor an RCtime constant of 0.02 s?
  10. A series RLCcircuit has a ______ power factor at its half-power points
  11. What is the resonant frequency of a circuit when L of 3 microhenrys and C of 40 picofarads are in series?
  12. Which of the following materials has the lowest dielectric strength?
  13. What theorem is generally used in the analysis of vacuum tubes?
  14. A three-by-threea series-parallel matrix of resistorsa all having the same ohmic valuea would have a…
  15. The ratio of W/VA in an ac circuit means
  16. The value of temperature coefficient ( ) is dependent upon
  17. In a complex resistance-reactance planea XLis represented
  18. A rheostat is a form of
  19. In a series RLCcircuit
  20. What is the conductance of a circuit having three 10 resistors in parallel?
  21. Which of the following is not considered a physical factor affecting resistance?
  22. A law which states that when a constant electromotive force is applied to a circuit consisting of a…
  23. Capacitance increase with
  24. When the movable plates of a gang capacitor completely overlap the fixed platesa the capacitance of…
  25. Which of the following is not a factor affecting capacitance oor?
  26. A series-parallel combination of identical resistors will
  27. What is the form factor of a triangular wave?
  28. Permeability is otherwise known as
  29. A term used to express the amount of electrical energy stored in electrostatic field.
  30. What determines the direction of induced emf in a conductor or coil?