GATE EE 2014 Set 3 — Question 18
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Electric Circuits → Transient & AC Steady-State → Laplace in Circuit Analysis
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Question
The driving point impedance for the circuit shown below is
Correct answer
(A) (s⁴+3s²+1)/(s³+2s)
Solution
The driving point impedance of the given ladder network can be found using continued fractions:
Substituting the values :
.
Substituting the values :
.
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