Electronics and Communication Engineering - Networks Analysis and Synthesis - Discussion
Discussion Forum : Networks Analysis and Synthesis - Section 4 (Q.No. 32)
32.
In given figure the switch was closed for a long time before opening at t = 0. The voltage Vx at t = 0+ is
Answer: Option
Explanation:
at t = 0, L will act as short circuit hence I = 2.5 A. Vx = 2.5 x 20 
50v, but in opposite to current source. Hence Vx = - 50v.
Discussion:
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