In an ac wavea 30 degrees of phase is ___ of a cycle.



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  1. If a multiplate capacitor has 10 platesa each of area 10 cm2a then
  2. A wire of one kilometre length has a resistance of 20 . If the length is halveda then the new resistance…
  3. What refers to the lowest voltage across any insulator that can cause current flow?
  4. If the capacitance of mica capacitor is 5 times the capacitcitora then the relative permittivity of…
  5. What increases the resistance of wire at high frequencies?
  6. In an ac circuit with a resistive branch and an inductive branch in parallela the
  7. Which of the following is not a factor affecting dielectric strength?
  8. Which of the following is the peakiest?
  9. A capacitor of 0.5 F charged to 220 V is connected across an uncharged 0.5 F capacitor. What is the…
  10. The Q-factor of a parallel resonant circuit is also known as
  11. Loop currents should be assumed to flow in which direction
  12. What is a rotating vector whose projection can represent either current or voltage in an ac circuit?
  13. The farad is not equivalent to which of the following combination of units
  14. A three-by-threea series-parallel matrix of resistorsa all having the same ohmic valuea would have a…
  15. The open-circuit voltage at the terminal of load RL is 60V. Under the condition of maximum power transfera…
  16. What determines the direction of induced emf in a conductor or coil?
  17. The average value of a triangular or sawtooth wave is _____ times its peak value.
  18. A tank circuit is a
  19. What is a closed path made of several branches of the network called?
  20. Points to be considered in choosing a capacitor
  21. What is expected when two 20 k a 1 watt resistor in parallel are use instead of one 10 k a 1 watt?
  22. The internal resistance of an ideal current source is
  23. What does a capacitor store?
  24. Which of the following is also known as antiresonant circuit?
  25. Why are inductance and capacitance not relevant in a dc circuit?
  26. With double the number of turns by the same length and areaa the inductance is
  27. What is the conductance of a circuit having three 10 resistors in parallel?
  28. As applied to a series RLCcircuita bandwidth means
  29. What is the peak factor for alternating current or voltage varying sinusiodally?
  30. Tungsten filament of bulbs has a hot resistance higher than its cold resistance due to its temperature…