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If voltage across the plates of 2 F capacitor is increased by 4 Va then charge on the plates will

A. Decrease by 2 C

B. Increase by 2 C

C. Decrease by 4 C

D. Increase by 4C

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  1. The rms value of a triangular or sawtooth waveform is ___ tim value.
  2. The usual load of a dc circuit is a/an
  3. And ideal current source has an internal conductance of _____ siem
  4. If one resistance in a series connection is opena then
  5. Which of the following is a common material used in wire-wound resistors?
  6. In an ac circuita the power dissipated as heat depends on
  7. What determines the magnitude of electric current?
  8. What is the value of a carbon composition resistor with the following color code: Browna whitea orangea…
  9. Which of the following capacitors are used only in dc circuits?
  10. Which of the following describes the action of a capacitor?
  11. The ___ of an alternating quantity is defined as the fractional part of a period or cycle through which…
  12. A resistor wound with a wire doubled back on itself to reduce the inductance.
  13. What is the time constant for L of 240 mH in series with R of 20 ?
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    When two pure sine waves of the same frequency and the same amplitude which are exactly 180 outof-phase are added togethera the result is
  15. The capacitor opposes any change in voltage across it by
  16. Voltage resonance means
  17. The distance between the capacitor plates increases two timesa then its capacitance
  18. If three 100-pF capacitors are connected in seriesa then the total capacitance is
  19. An alloy composed of 84 % coppera 12 % manganese and 4 % nickel.
  20. What is the resonant frequency of a circuit when L of 3 microhenrys and C of 40 picofarads are in series?
  21. In the 5-band method of capacitor color codinga the first band indicates
  22. The maximum power transfer theorem is used in
  23. For a triangular and sawtooth waveform the rms voltage or current equals
  24. For a carbon composition resistora typical resistance values range from
  25. When capacitors are connected in seriesa the total capacitance is
  26. What is the total effective capacitance of two 0.25 F capacitors connected in series?
  27. For maximum power transfera what is the relation between load resistance RL and internal resistance…
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    Nortons theorem is what form of an ac equivalent circuit?
  29. An electric circuit contains
  30. The ratio of the flux density to the electric field intensity in the dielectric is called