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In adding or subtracting phasor quantitiesa ___ form is the most convenient.

A. Polar

B. Rectangular

C. Trigonometric

D. Exponential

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  1. When two unequal values of resistors are connected in parallel across a dc sourcea greater current flows…
  2. Property of an electric circuit that dissipates electric energy
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    In Nortons theorema the short circuit current is obtained by
  4. The rms value of a triangular or sawtooth waveform is ___ tim value.
  5. An inductive circuit of resistance 16.5 and inductance of 0.14 H takes a current of 25 ?. if the frequency…
  6. A resistor wound with a wire doubled back on itself to reduce the inductance.
  7. For a carbon composition resistora typical resistance values range from
  8. The hot resistance of an incandescent lamp is about ___ times its cold resistance.
  9. When two in-phase sine waves that have identical frequency and amplitude are added togethera then the…
  10. The distance between the capacitor plates increases two timesa then its capacitance
  11. What is a rotating vector whose projection can represent either current or voltage in an ac circuit?
  12. Which of the following is not a factor affecting dielectric strength?
  13. The internal resistance of an ideal current source is
  14. Which of the following has a positive temperature coefficient?
  15. A wire of one kilometre length has a resistance of 20 . If the length is halveda then the new resistance…
  16. The area of capacitor plates increases two timesa then its capacitance
  17. What is the total effective capacitance of two 0.25 F capacitors connected in series?
  18. A capacitor is basically constructed of
  19. The charge in the capacitor is stored at the
  20. A three-by-threea series-parallel matrix of resistorsa all having the same ohmic valuea would have a…
  21. Rationalizing the denominator of a complex number means
  22. The open-circuit voltage at the terminal of load RL is 60V. Under the condition of maximum power transfera…
  23. The current is ____ times the maximum current at half-power points of a resonance curve.
  24. When current and voltage arte in phase in an ac circuita the ___ is equal to zero.
  25. A gang capacitor is a variable capacitor in which capacitance is varied by changing the
  26. Which of the following does not generally affect the value of a capacitor?
  27. The reason why electrical appliances are connected in parallel.
  28. The reason why alternating current can induce voltage is
  29. What is the purpose of a load in an electric circuit?
  30. Which statement is true about a passive circuit?