Networks Analysis and Synthesis - Engineering

Q1:

In figure, the current supplied by battery at t = 0.5s is

A 1.1 A

B 1.9 A

C 0

D 1.632 A

ANS:D - 1.632 A

Time constant of R-L branch = = 0.5 seconds. Current in 6Ω resistance is 1 A and current in R-L branch is 63.2% of final current of 1 A.