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The reason why electrical appliances are not connected in series.

A. Greater electrical power saving

B. Power loss is minimum

C. Appliances have different current ratings

D. All of the above

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  1. For maximum power transfera what is the relation between load resistance RL and internal resistance…
  2. Why are inductance and capacitance not relevant in a dc circuit?
  3. What theorem is usually used in the analysis of transistor circuit?
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    Nortons theorem is what form of an ac equivalent circuit?
  5. What determines the magnitude of electric current?
  6. When frequency of an ac wave decreasesa the value of XLin a coil
  7. Electron flow assumes charges flow from
  8. Which of the following is a preferred resistor value?
  9. When two in-phase sine waves that have identical frequency and amplitude are added togethera then the…
  10. What is the most common non-sinusoidal waveform?
  11. If the inductance is decreaseda the impedance of the circuit containing a resistor a capacitor and an…
  12. What dielectric is generally employed by a variable capacitor?
  13. Which is considered as the effect of a dielectric material?
  14. What is a rotating vector whose projection can represent either current or voltage in an ac circuit?
  15. If the capacitance of mica capacitor is 5 times the capacitcitora then the relative permittivity of…
  16. Series resonance occurs when
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    A series RLCcircuit consists of a 10 resistor in series with L = 10 Ha and C= 100 F. Determine a new value of Ia for which the resonant frequency is one half the original value.
  18. What theorem is generally used in the analysis of vacuum tubes?
  19. A series RLCcircuit has a ______ power factor at its half-power points
  20. In a pure capacitancea
  21. A real current source has
  22. What rating of a resistor determines its ability to absorb heat?
  23. The voltage cannot be exactly in phase with the current in a circuit that contains
  24. What is the most convenient way of achieving large capacitance?
  25. A capacitor opposes change in
  26. A capacitor requires 12 C of charge to raise its potential of 3 V. What is the capacitance of the capacitor?
  27. For a parallel ACcircuita ___ is used as a reference phasor.
  28. The rms value of a triangular or sawtooth waveform is ___ tim value.
  29. According to Gauss theorema flux can be equated to
  30. A circuit whose parameters change with voltage or current.