Question

In the circuit given below, a dc circuit fed by a current source. With respect to terminals AB, Thevenin’s voltage and Thevenin’s resistance are ____________ (a) VTH = 5 V, RTH = 0.75 Ω (b) VTH = 7.14 V, RTH = 2.14 Ω (c) VTH = 7.5 V, RTH = 2.5 Ω (d) VTH = 5 V, RTH = 1 Ω This question was posed to me in examination. My question is taken from Advanced Problems on Filters topic in section 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

Correct answer is (b) VTH = 7.14 V, RTH = 2.14 Ω The best explanation: VTH = \frac{5 X 10}{35} X 5 = 7.14 V Also, RTH = \frac{5 X 15}{35} = 2.14 Ω.