5 Name: ۷
APJ A DUL KALAM TE ்‌
THIRD SEMEST ERB ECH 0೫೧ EE LOGICAL UNIVERSITY ^
ஏ “GREE 13 T SCI
E EXAMINA ION, DECEMBER 2018 ‏و‎
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Course Code: ए E

7 $ : 1201
ourse N: 0१ (இ 0

Max, Marks: 700 Name: CIRCUITS AND NETWORKS

PART A Duration: 3 Hours

Answ ra 9/1 0 LAY 5 rks k 5
८ 1! questions, ach carrie: ~ 1111 1 1
state ட : ۱ cr Cransfer (1100101 11 as ap | lied (0 ac circuits
1 twor Ww. i ۱ WwW d 2 1 ph and te the
ork sh 1 1

Incidence Matrix (ii) Tie set Matrix

2೧
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1H |
22 7
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2
ತೆ Fig. 1
३० In a series RLC circuit with R = 4೧, 1, = 1H and C = 0.25F, a unit step voltage 24
is applied at t = 0. Find the expression for the current in the circuit at t > 0. uw) 14
The current through a 1Q resistor in a circuit is given by the following s
542
domain equation I(s)= = ल्ट +2842) $2842)
g point function.
nt circuit of a two port network with

4

, Find the voltage across the resistor.

5 List the necessary conditions for a drivin
6 What are h- parameters? Draw the equivale

h- parameter representation.
= 854 35425 is Hurwitz.

Test whether the polynomial F(s)
t driving point impedance

8 Determine whether the following functions represen

of an RC network.
5245544 ,.. 252 18546
(29-22. മെലെ
PART B
Answer any two full questions,
9 Find the Norton’s equivalent circuit across a-b for the network ५५ 0
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a

each carries 10 marks.
2 (10)

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