Question

Determine the resonant frequency (kHz) for the circuit shown below. (a) 2.25 (b) 22.5 (c) 225 (d) 2250 I got this question in an online interview. Question is from Series Resonance topic in portion 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 option is (a) 2.25 For explanation: The expression of resonant frequency is resonant frequency fr = 1/(2π√LC). Given L = 0.5mH and C = 10uF. On substituting in the equation we get resonant frequency fr = 1/(2π√(10×10^-6)×0.5×10^-3)) = 2.25kHz.