Question

The value of ωr in parallel resonant circuit is? (a) 1/(2√LC) (b) 1/√LC (c) 1/(π√LC) (d) 1/(2π√LC) This question was addressed to me during an interview for a job. My question is from Parallel 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 (b) 1/√LC To explain: Basically parallel resonance occurs when XL = XL. The frequency at which the resonance occurs is called the resonant frequency. The value of ωr in parallel resonant circuit is ωr = 1/√LC.