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

A. Polar

B. Rectangular

C. Trigonometric

D. Exponential

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  1. The unit of elastance is
  2. In liquids and gasesa ionization current results from a flow of
  3. A wire of one kilometre length has a resistance of 20 . If the length is halveda then the new resistance…
  4. For a linear circuita ___ voltage or current is used to calculate average power.
  5. What refers to the lowest voltage across any insulator that can cause current flow?
  6. If a certain circuit has a current that is lagging the voltage by 45a then it displays
  7. What dielectric is generally employed by a variable capacitor?
  8. What is the specific resistance of a pure germanium?
  9. When two complex conjugates are subtracteda the result is a
  10. Rationalizing the denominator of a complex number means
  11. Inductive reactance applies only to sine waves because it
  12. In a circuita a passive element is one which
  13. A capacitor requires 12 C of charge to raise its potential of 3 V. What is the capacitance of the capacitor?
  14. A coil of inductance L has an inductive reactance of XLin an ac circuit in which the effective current…
  15. Which of the following is not a factor affecting capacitance oor?
  16. A series RLCcircuit consists of a 10 resistor in series with L = 10 Ha and C= 100 F. Determine a new…
  17. Which of the following materials has the lowest dielectric strength?
  18. Effects of capacitance
  19. The admittance of a parallel RLC circuit is found to be the ___ sum of conductance and susceptances.
  20. Which of the following does not refer to electrical energy?
  21. If one resistance in a series connection is opena then
  22. In a complex resistance-reactance planea XLis represented
  23. In an ac circuit with a resistive branch and an inductive branch in parallela the
  24. In dividing or multiplying phasor quantitiesa ___ form is used.
  25. Metal tin becomes superconductor at approximately
  26. Which of the following has negative temperature coefficient?
  27. The current is ____ times the maximum current at half-power points of a resonance curve.
  28. A series RL circuit has R of 10 and XL of 5 a its impedance in rectangular form is given by
  29. The ratio of maximum value to the effective value of an alternating quantity is called
  30. What is the most common non-sinusoidal waveform?