Question

The expression of current in R-C circuit is? (a) i=(V/R)exp⁡(t/RC) (b) i=(V/R)exp⁡(-t/RC) (c) i=(V/R)-exp(⁡t/RC) (d) i=(V/R)-exp⁡(-t/RC) This question was addressed to me in an interview for job. My question comes from DC Response of an R-C Circuit in portion 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

Correct option is (b) i=(V/R)exp⁡(-t/RC) To elaborate: The particular solution of the current equation is zero. So the expression of current in R-C circuit is i=(V/R)exp⁡(-t/RC).