The charging of a capacitor through a resistance obeys

A. Exponential law

B. Logarithmic law

C. Linear law

D. Square law

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  1. What is the peak factor of a triangular wave?
  2. Which of the following is a disadvantage of a wire-wound resistor?
  3. In an ac wavea 30 degrees of phase is ___ of a cycle.
  4. The value of temperature coefficient ( ) is dependent upon
  5. The reason why electrical appliances are not connected in series.
  6. A real current source has
  7. Series resonance occurs when
  8. Which of the following does not refer to electrical energy?
  9. A gang capacitor is a variable capacitor in which capacitance is varied by changing the
  10. Under the conditions of maximum power transfera a voltage source is delivering a power of 15 W to the…
  11. Series resonant circuit is sometimes known as
  12. Capacitance increase with
  13. What is a rotating vector whose projection can represent either current or voltage in an ac circuit?
  14. A capacitor is used to
  15. What dielectric is generally employed by a variable capacitor?
  16. A resistor wound with a wire doubled back on itself to reduce the inductance.
  17. Loop currents should be assumed to flow in which direction
  18. Parallel resonant circuit is sometimes called as
  19. If three 9 mH inductors are connected in parallel without mutual inductance then the total i nductance…
  20. When the power factor of a circuit is zeroa
  21. The reason why alternating current can induce voltage is
  22. What is the resonant frequency of a circuit when L of 3 microhenrys and C of 40 picofarads are in series?
  23. In a series RLCcircuit
  24. The graph between an alternating quantity and time is called
  25. A capacitor opposes change in
  26. For a parallel ACcircuita ___ is used as a reference phasor.
  27. What is the reading of an ohmmeter for a shorted capacitor?
  28. The wavelength of an alternating waveform depends upon the ___ of the variation.
  29. What is a closed path made of several branches of the network called?
  30. A factor that states how much the resistance changes for a change in temperature?