Download AKTU B-Tech 3rd Sem 2018-2019 Network Analysis And Synthesis Ree 305 Question Paper

Printed Pages: 02

Paper Id: 120305

Sub Code: REE305

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Roll No.

B. TECH.

(SEM III) THEORY EXAMINATION 2018-19

NETWORK ANALYSIS AND SYNTHESIS

Time: 3 Hours

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Total Marks: 70

Note: 1. Attempt all Sections. If require any missing data; then choose suitably.

SECTION A

1. Attempt all questions in brief. 2 x 7 = 14

1. Explain continuous and discrete time signals.

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2. Obtain the Laplace transform of e^t cos wt, 0 being a constant.
3. Explain the necessary conditions for transfer function.
4. Write the applications of bode plot.
5. Explain the parameters of two port network.
6. What is Hurwitz polynomial?

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7. Explain the characteristics of positive real functions (PRF).

SECTION B

2. Attempt any three of the following: 7 x 3 = 21

1. Distinguish between the mesh current analysis and node voltage analysis.
2. Explain the following: linear and nonlinear circuits, active and passive circuits.

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3. State and prove maximum power transfer theorem with example.
4. Check the stability criteria of the following polynomial by applying Routh-Hurwitz criterion: P(s) = s⁴ + 2s³ + 4s² + 12s + 10
5. An admittance function is given as Y(s) = (4s² + 6s) /(s+1) realizes the network.

SECTION C

3. Attempt any one part of the following: 7x1=7

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1. Explain the terms; deterministic and random signals, power and energy signals.
2. Write the characteristics of test signals and also draw its waveform.

4. Attempt any one part of the following: 7x1=7

1. Obtain h parameters in terms of z parameters for two port networks.
2. Explain the term: Butterworth filter, band stop filter, band pass filter.

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5. Attempt any one part of the following: 7x1=7

1. Check whether a polynomial expressed as: P(s) = s³ + 6s² + 11s + 6 is Hurwitz or not.
2. Check the positive realness of the function: F(s) = (s²+10s+4)/(s+2).

6. Attempt any one part of the following: 7x1=7

1. Draw the bode plot of the following transfer function having unity feedback G(s)=1/s(1+s) (1+0.1s)

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2. Draw the oriented graph of the network shown in figure and write the incidence matrix

7. Attempt any one part of the following: 7x1=7

1. Find the current through 10 resistor shown in figure using Thevenin's method
2. Find poles and zeroes of following transfer function: N(s) = (s+1) / (s² +2s +2)

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