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Home ‣ Electrical Engineering ‣ Circuit Theorems in AC Analysis See What Others Are Saying!
  • Question

  • In applying the superposition theorem,


  • Options
  • A. the sources are considered one at a time with all others replaced by their internal impedance
  • B. all sources are considered independently
  • C. all sources are considered simultaneously
  • D. the sources are considered one at a time with all others replaced by their internal resistance

  • Correct Answer
  • the sources are considered one at a time with all others replaced by their internal impedance 

    • More questions

    • 1. When converting 7,000 nA to microamperes, the result is

    • Options
    • A. 0.007 ľA
    • B. 0.7 ľA
    • C. 700 ľA
    • D. 7 ľA
      • Discuss
    • 2. A series circuit has a 24 V source and a total resistance of 120 Ω. The current through each resistor is

    • Options
    • A. 24 mA
    • B. 200 mA
    • C. 120 mA
    • D. 20 mA
      • Discuss
    • 3. In a parallel circuit, the branch with the lowest resistance has the most current.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. How many degrees are there in Π/3 rad?

    • Options
    • A. 6°
    • B. 60°
    • C. 180°
    • D. 27°
      • Discuss
    • 5. In an electric circuit, the reaction of a circuit to a given pulse input is known as the pulse response.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. When an open circuit occurs in a parallel branch, the total resistance decreases.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. The quantity 43 × 10-3 is the same as

    • Options
    • A. 0.043
    • B. 0.430
    • C. 430
    • D. 43,000
      • Discuss
    • 8. The resistor voltage is always out of phase with the current.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. Transistors act basically as voltage sources.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. At a certain frequency, the output voltage of a filter is 6 V and the input is 12 V. The voltage ratio in decibels is

    • Options
    • A. 6.02 dB
    • B. ?6.02 dB
    • C. 12.04 dB
    • D. ?12.04 dB
      • Discuss

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