Question

In the circuit of figure below a charge of 600 C is delivered to 100 V source in a 1 minute. The value of V1 is ___________ (a) 30 V (b) 60 V (c) 120 V (d) 240 V I got this question in an online quiz. Origin of the question is Advanced Problems on Network Theorems topic in portion Useful Theorems 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 (d) 240 V Explanation: In order for 600 C charges to be delivered to 100 V source, the electric current must be anti-clockwise. \(i = \frac{dQ}{dt} = \frac{600}{60}\) = 10A Applying KVL we get V1 + 60 – 100 = 10 × 20 ⇒ V1 = 240 V.