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For greater accuracya the value of phase angle should be determined from

A. Cos

B. Tan

C. Sin

D. Sec

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. Form its definitiona the unit of electric fielda is the N/C and equivalent unit of is the
  2. The capacitance of a capacitor is ___ relative permittivity.
  3. The current is ____ times the maximum current at half-power points of a resonance curve.
  4. What is the temperature coefficient of the resistance Eureka?
  5. Loop currents should be assumed to flow in which direction
  6. When current and voltage arte in phase in an ac circuita the ___ is equal to zero.
  7. A capacitor is used to
  8. The hot resistance of an incandescent lamp is about ___ times its cold resistance.
  9. The wavelength of an alternating waveform depends upon the ___ of the variation.
  10. An inductance of 1 mH is
  11. What is the half-power bandwidth of a parallel resonant circuit which has a resonant frequency of 3.6…
  12. For maximum power transfera what is the relation between load resistance RL and internal resistance…
  13. If resonant frequency is 10 kHz and quality factor is 50a then
  14. What can be used to estimate resonant frequency and to find reactance at any frequency for any value…
  15. The curve between current and frequency is termed as
  16. What is the complex impedance of a circuit with an absolute resistance of 300 ?
  17. If a coil has a Q of 10a it means that
  18. An inductive circuit of resistance 16.5 and inductance of 0.14 H takes a current of 25 ?. if the frequency…
  19. What is the purpose of a load in an electric circuit?
  20. Which of the following conditions is not true for a series RLCcircuit at resonance?
  21. The ratio of W/VA in an ac circuit means
  22. The area of capacitor plates increases two timesa then its capacitance
  23. In an ac circuit with a resistive branch and an inductive branch in parallela the
  24. A series-parallel combination of identical resistors will
  25. A lead conductor has a resistance of 25 at 0 C. Determine its resistance at -30 C
  26. An alloy composed of 84 % coppera 12 % manganese and 4 % nickel.
  27. A series RLCcircuit consists of a 10 resistor in series with L = 10 Ha and C= 100 F. Determine a new…
  28. Two capacitors of capacitance 9 F and 18 F in series will have a total capacitance of
  29. A trimmer is a variable capacitor in which capacitance is varied by changing the
  30. What capacitance exists not through design but simply because two conducting surfaces are relatively…