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Circuit Theory : Question Paper May 2016 - Electronics Engineering (Semester 3) | Mumbai University (MU)
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Circuit Theory - May 2016
Electronics Engineering (Semester 3)
TOTAL MARKS: 80
TOTAL TIME: 3 HOURS
(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks.
1(a) test for following polynomial using continued fraction expansion only P(s) = s5 + 12s4 + 45s3 + 60s2 + 44s + 48(5 marks)
1(b) Obtain transmission parameters (ABCD) in terms of z-parameters.(5 marks)
1(c) List the types of damping in a series R-L-C circuit and mention the condition for each damping.(5 marks)
1(d) Obtain S-domain (Laplace Transform) equivalent circuit diagram of an inductor and capacitor with initial condition.(5 marks)
2(a) Calculate voltage across the resistor 6Ω using source shifting technique.
where r(t) is a ramp signal (10 marks) 5(b) Derive an expression for charateristics euqation of a transmission line. Also obtain 'α', 'β' and γ' of the line.(10 marks) 6(a) Find Thevenin's equivalent of following n/w (8 marks) 6(b) Explain various types of filters.(4 marks) 6(c) Obtain Z11 (s), Z21 (s), G21 (s) for the ladders n/w. (8 marks)
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