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neddhelp4exam neddhelp4exam
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6 years ago
Which of the following opposes any change in circuit current?
 
  a. Capacitance
  b. Reactance
  c. Inductance
  d. Impedance


[Ques. 2] Given: A 30-microfarad capacitor in parallel with a 15-microfarad capacitor. The total capacitance is _____.
 
  a. 15
  b. 30
  c. 45
  d. 100


[Ques. 3] The self-induced voltage across an inductance is equal to the change in _____.
 
  a. current with respect to time
  b. resistance with respect to time
  c. capacitance with respect to time
  d. voltage with respect to time


[Ques. 4] In AC circuits containing only resistance, _____.
 
  a. all DC rules and laws apply, including Ohms law
  b. no DC rules and laws apply
  c. only Kirchhoffs law applies
  d. Ohms law is 90 out of phase


[Ques. 5] In sine wave terminology, the average value is _____.
 
  a. 0.637  peak value
  b. 0.707  peak value
  c. 3.14  peak value
  d. 6.370  peak value
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brandelynbrandelyn
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6 years ago
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neddhelp4exam Author
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6 years ago
Ready for finals
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