STUPIDSID
1 (a)
Define Charge, Current, Potential difference, Lumped parameter, Time invariant, Branch and Tree.
7 M
1 (b)
Calculate the node voltages for all the nodes shown in figure: 1 using nodal analysis.
7 M
2 (a)
State and explain the Maximum Power Transfer Theorem. Drive the condition for maximum power transfer to the load for DC and AC circuit.
7 M
Answer any one question from Q2 (b) & Q2 (c)
2 (b)
Draw the dual network shown in figure : 2.
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2 (c)
Explain the dot convention rule for the magnetically coupled Network shown in figure: 3. Also formulates KVL equations.
7 M
Answer any two question from Q3 (a), (b) & Q3 (c), (d)
3 (a)
For the circuit shown in figure: 4 find the voltages and currents for all circuit elements using mesh analysis.
7 M
3 (b)
State and explain (1) Norton's theorem (2) Milllman's theorem.
7 M
3 (c)
Find current in 20 ohm resistance in the circuit shown in figure: 5 using superposition theorem.
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3 (d)
State Thevenin's theorem. Calculate current passing through 60Ω resistance in the circuit shown in figure: 6, using thevenin's theorem.
7 M
Answer any two question from Q4 (a), (b) & Q4 (c), (b)
4 (a)
In the circuit shown in figure: 7, the switch "K" is closed at t=0. Assuming no initial current through inductor. Find current at t = 0.3 sec. Also find instant of time at which voltage across R equals voltage across L.
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4 (b)
Find laplace transform of f1(t)=sin ωt f2(t)=e-at cos ωt.
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4 (c)
In a circuit shown in figure: 8, the switch has been at position A for a long time and is moved to position B at t = 0. Obtain current i(t) at t > 0.
7 M
4 (d)
Explain the concept of Poles and zeros and their significance.
7 M
Answer any two question from Q5(a), (b) & Q5 (c), (d)
5 (a)
Find h-parameters of the circuit shown in figure
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5 (b)
Derive expression of ABCD parameters in terms of Z and Y parameters.
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5 (c)
Derive relationship between incidence matrix (A), fundamental cut-set matrix (Qf) and fundamental tie-set matrix (Bf).
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5 (d)
For the network shown in figure: 10 draw the oriented graph and Obtain (1) the incidence matrix (2) tieset matrix and (3) f-cutset matrix.
7 M
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