Question

The cut-off frequency of the low pass filter is? (a) 1/√LC (b) 1/(π√LC) (c) 1/√L (d) 1/(π√L) I had been asked this question in examination. My doubt stems from m-Derived T-Section topic in portion Filters and Attenuators 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

The correct option is (b) 1/(π√LC) The best I can explain: To determine the cut-off frequency of the low pass filter we place m = 0. So fc=1/(π√LC).