Question

For the circuit given below, what is the value of the Q factor for the inductor? (a) 4.74 (b) 4.472 (c) 4.358 (d) 4.853 I had been asked this question in an international level competition. The origin of the question is Problems Involving Dot Conventions in section Resonance & Magnetically Coupled Circuit 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

Right choice is (c) 4.358 Easiest explanation: QIN = \sqrt{\frac{L}{CR^2} – 1} = \sqrt{\frac{1}{2 × 5^2 × 10^{-3} – 1}} = \sqrt{\frac{1}{50 × 10^{-3} – 1}} = \sqrt{19} = 4.358.