Question

Replacing the differentiation with D1, D2 in the equation 100 = 20i + 0.05 \frac{di}{dt} + \frac{1}{20 \times 10^{-6}} \int idt. Find the values of D1, D2. (a) 200±j979.8 (b) -200±j979.8 (c) 100±j979.8 (d) -100±j979.8 The question was asked by my school teacher while I was bunking the class. My question is based upon DC Response of an R-L-C Circuit in division Transients 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 (b) -200±j979.8 The best explanation: Let the roots of the characteristic equation are denoted by D1, D2. So on differentiating the equation 100 = 20i + 0.05 \frac{di}{dt} + \frac{1}{20 \times 10^{-6}} \int idt , we get D1 = -200+j979.8, D2 = -200-j979.8.