What is the hot resistance of a 100 Wa 220 V incandescent lamp?



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  1. The current is ____ times the maximum current at half-power points of a resonance curve.
  2. A capacitor consists of two
  3. What dielectric is generally employed by a variable capacitor?
  4. If a multiplate capacitor has 10 platesa each of area 10 cm2a then
  5. A series-parallel combination of identical resistors will
  6. The reactance curve is a plot of frequency versus _____ for a series RLCcircuit
  7. Which of the following dielectric materials makes the lowest-capacitance capacitor?
  8. A switch designed to have low capacitance between its terminal when open.
  9. When two in-phase sine waves that have identical frequency and amplitude are added togethera then the…
  10. When capacitors are connected in parallela the total capacitance is
  11. A capacitor is basically constructed of
  12. The ratio of the flux density to the electric field intensity in the dielectric is called
  13. If three 9 mH inductors are connected in parallel without mutual inductance then the total i nductance…
  14. Capacitance increase with
  15. What is the purpose of a load in an electric circuit?
  16. A rheostat is a form of
  17. In an ac circuit with XL and R in seriesa the
  18. What is the specific resistance of a pure silicon?
  19. Which of the following is the statement of Ohms law?
  20. The graph between an alternating quantity and time is called
  21. Series resonance occurs when
  22. What is the total capacitance of 10 capacitorsa each of 20 F in series?
  23. For a triangular and sawtooth waveform the rms voltage or current equals
  24. An open resistor when checked with an ohmmeter reads
  25. The usual load of a dc circuit is a/an
  26. What is the most common non-sinusoidal waveform?
  27. Which waveform in which the rms value and the mean value are equal?
  28. A resistor wound with a wire doubled back on itself to reduce the inductance.
  29. What increases the resistance of wire at high frequencies?
  30. Which of the following is a way of decreasing mutual inductance?