Question

A driving point impedance with zero at ω = 0 and pole at ω = ∞ must have ___________ term in the denominator polynomial. (a) s^2+ωn^2 (b) s^1+ωn^1 (c) s^2+ωn^1 (d) s^1+ωn^2 This question was posed to me in examination. This interesting question is from Frequency Response of Reactive One-Ports in section Elements of Realizability and Synthesis of One-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)

Answer 1

Correct option is (a) s^2+ωn^2 Easiest explanation: If there is a zero at ω = 0 and pole at ω = ∞, the one-port will pass direct current and block the alternating current of an infinitely high frequency.