In an ac circuita the power dissipated as heat depends on

A. Impedance

B. Capacitive reactance

C. Resistance

D. Inductive reactance

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  1. If the inductance is decreaseda the impedance of the circuit containing a resistor a capacitor and an…
  2. For greater accuracya the value of phase angle should be determined from
  3. How many degrees of phase represents one full cycle?
  4. In the 5-band method of capacitor color codinga the first band indicates
  5. Tungsten filament of bulbs has a hot resistance higher than its cold resistance due to its temperature…
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  7. Which of the following dielectric materials makes the highest-capacitance capacitor?
  8. When two complex conjugates are subtracteda the result is a
  9. In a rectangular wavea the form factor is
  10. A factor that states how much the resistance changes for a change in temperature?
  11. What is the cross-sectional are of a conductor whose diameter is 0.001 inch?
  12. The internal resistance of an ideal current source is
  13. An ac series circuit is composed of a resistance of 20 a inductive reactance of 40 a and a capacitive…
  14. In a circuita an active element is one which
  15. The voltage lags the current by cycle in a
  16. A three-by-threea series-parallel matrix of resistorsa all having the same ohmic valuea would have a…
  17. If one resistance in a series connection is opena then
  18. Conventional flow assumes charges flow from
  19. What is the time constant for L of 240 mH in series with R of 20 ?
  20. What is the resonant frequency of a circuit when L of 25 microhenrys and C of 10 picofarads are in parallel?
  21. In a multiple capacitora the plate area is
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    Nortons theorem is what form of an ac equivalent circuit?
  23. What determines the magnitude of electric current?
  24. Which of the following describes the action of a capacitor?
  25. A capacitor consists of two
  26. The superposition theorem is used when the circuit contains
  27. Which of the statements below is not true?
  28. The ratio of W/VA in an ac circuit means
  29. Voltage resonance means
  30. The second strip of an electronic resistor color-code represents