ISRO Electrical Engineering (EE) 2015 - Question 56

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A practical current source consists of

  • A. An ideal current source in series with an impedance
  • B. An ideal current source in parallel with an impedance
  • C. An ideal current source with no impedance in series or in parallel
  • D. An ideal current source with high resistance in series

Answer: B. An ideal current source in parallel with an impedance

Explanation: By Norton's representation, a practical current source consists of an ideal current source in parallel with an internal shunt impedance (admittance).

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