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Network TheorySource Transformation

A network has a 12 V ideal voltage source in series with 3 ohm. Its equivalent Norton current is?

  • A2 A
  • B3 A
  • C4 A
  • D36 A
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Correct Answer: C. 4 A
Explanation: Source transformation gives IN=V/R=12/3=4 A, with the same 3 ohm resistance in parallel.
Reference: Standard network theory: source transformation numerical
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