Question

Determine the voltage V after taking the inverse transform (12 + 60/s + 10/(s+5)). (a) 12δ(t)-(60-10e^-5t)u(t) (b) 12δ(t)+(60+10e^-5t)u(t) (c) 12δ(t)-(60+10e^-5t)u(t) (d) 12δ(t)+(60-10e^-5t)u(t) This question was addressed to me in examination. I'm obligated to ask this question of The Impulse Function in Circuit Analysis topic in chapter Application of the Laplace Transform in Circuit Analysis 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) 12δ(t)+(60+10e^-5t)u(t) To explain I would say: By taking inverse transform of V = 12+60/s+10/(s+5) we have v=12δ(t)+(60+10e^-5t)u(t) volts and we have to derive the expression for the current when t > 0.