Multiple choice

The impedance parameters Z11 and Z12 of the two-port network in figure are

  1. Z11 = 2.75 $\Omega$and Z12 = 0.25 $\Omega$
  2. Z11 = 3 $\Omega$and Z12 = 0.5 $\Omega$
  3. Z11 = 3 $\Omega$and Z12 = 0.25 $\Omega$
  4. Z11 = 2.25 $\Omega$and Z12 = 0.5 $\Omega$
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A Correct answer
Explanation