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Calculate the Z –parameter Z11 in the circuit shown below. (a) 1.5 (b) 2.5 (c) 3.5 (d) 4.5 I have been asked this question during an interview. My question comes from Terminated Two-Port Network topic in portion Two-Port Networks of Network Theory Select the correct answer from above options network theory questions and answers, network theory questions pdf, network theory question bank, network theory gate questions and answers pdf, mcq on network theory pdf, gate network theory questions and solutions, network theory mcq Test , ies network theory questions, Network theory Questions for GATE EC Exam, Network Theory MCQ (Multiple Choice Questions)

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Right answer is (b) 2.5 Explanation: The Z–parameter Z11 is V1/I1, port 2 is open circuited. V1 = (1+1.5)I1 => V1/I1 = 2.5 and on substituting, we get Z11 = 2.5Ω.

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