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Home ‣ Electrical Engineering ‣ Circuit Theorems and Conversions Comments
  • Question

  • Some circuits require more than one voltage or current source.


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  • A. True
  • B. False

  • Correct Answer
  • True 

    • Circuit Theorems and Conversions problems

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    • 1. A practical voltage source has a nonzero internal resistance.

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    • A. True
    • B. False
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    • 2. In a parallel circuit, the branch with the lowest resistance has the most current.

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    • A. True
    • B. False
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    • 3. Total power in a parallel circuit is found by adding up the power of all the individual resistors.

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

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    • A. True
    • B. False
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    • 5. The number of current paths equals the number of resistors in parallel.

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    • A. True
    • B. False
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    • 6. You cannot convert a voltage source to an equivalent current source, or vice versa.

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    • A. True
    • B. False
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    • 7. Transistors act basically as voltage sources.

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    • A. True
    • B. False
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    • 8. Norton's equivalent current (IN) is an open-circuit current between two points in a circuit.

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    • A. True
    • B. False
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    • 9. Conversions between delta-type and wye-type circuit arrangements are useful in certain specialized applications.

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    • A. True
    • B. False
      • Discuss
    • 10. An ideal current source has zero internal resistance.

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    • A. True
    • B. False
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