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- Basic System Analysis - BSA
- 2017
- PYQ
**Dr. A.P.J. Abdul Kalam Technical University - AKTU**- Electrical and Electronics Engineering
- B.Tech
**208 Views**- 1 Offline Downloads
- Uploaded 1 year ago

Printed Pages: 4 NEE-3 03lEE -3 0 2 NEE-3 0 I (Following Paper ID and RoIl No. to be filled in your Answer Books) Roll No. B.TECH. Regular Theory Examination (Odd Sem - III) 2A16-17 BASIC SYSTEMANALYSIS Max. Morks: 100 Time: 3 Hours Note: Attempt all Sections. If require any missing data; then choose suitably. Section - A 1. Attempt all questions in a) b) c) d) e) brief. (10 x2:20) Explain different type of signal. Distinguish between energy and Power signals. What is region of convergence? : Explain static and dynamic systems. Differentiate between Fourier series and Fourier transfonlr. 0 State the initial and final value theorem transforrn. g) Differentiate the force voltage analogy and force for Z- current analogy. 303/302t301n2t2016/s480 (1) tP.T.O.

: I\EE-303/EE402nEE-301 h) i) Prove the frequency shifting property of Fourier j) What do you mean by charucteristic equation of a Explain state transition matrix. systemo 2. Attempt any three of the following (3*10:30) a) Prove the periodicity prope rty and convolution properffofDTFT. b) Find the inverse Z-transform of the following function X(z)-ll(l*z-')'(l-z') c) ROC: z) 1 A system has impulse response h(t)- e-Z'u(t). Find its system function and the output ifthe input to the system is x(t) - euu(t) a d) Derive the state equation ofa system having transfer function as follows: . Y(s)/U(s) i) ii) e) : 8/s(s+2)(s+3) use. Cascade and Parallel decomposition. Find the Z-transform of the signat x(n) Also findtheROC. 303/3A2B0ut2t20t6ts480 A) - n}nu(n).

f{E E -3 03/EE -3 0 2 mEE -3 0 I Section - C 3. Attempt any one part of the following. a) (1 *10 :10) Calculate the Laplace transform for the function F(t) _ s-at sinhbt b) An LTI system represented by the following difference equation 3y(n) - 5y(n -1) determine i) ii) 4. - 7 y(n - 2) + 4x(n- 1) for n2 0, Impulse response h(n) Obtain cascade and parallel form realization for discrete time system. Attempt any one part of the following: (1x10 :10) a) b) Determine the inver seZ-transfonn ofthe following functions: i) X(z):(Z-ry(22-42+4) ii) x(z)-22 I (22 -s I 4z+3 I 8) Find the convolution of sequences. xr (n) - i) ii) ( I I 4)"u(n) & Xz(n):( Convolutionin Z.T. TimeDomainMethod. 303/302t30u12t2016ts48a (3) I I s)n-'u(n -z)using:

F{EE-3 03lEE -3 0 2 |EE,E -3 0 3. I Attempt any one part of the following. (1x10 :10) a) For the discrete system described by the difference equation y(n) - 0. 6y(n-1)-0.08y(n-Z)+x(n). Determine: i) ii) 6. The unit sample response sequence, h(n), The step response. b) Find inver se ztransforrn a) IJsing Laplace transform solve the following X(z)- ln( ll(l-a-tz) Atternpt any one part of the following. (1 x10 :10) differential equation. d' y (t) t dtz + sdy(t) I dt + 4y(t) *(r) = e4'u(t) & y(0-) = 1, - x(t), dy(}-) I dt auto correlation of sequence x(n) b) 7. --l if , and find - (- 1,1,- 1). Derive and sketch frequency response of second order continuous time system. Attempt any one part of the following. (1x10 :10) a) Find the innpulse response & step response of the following System. H(s)- b) 5l(s2+5s+6) Findthe Laplace Transform ofthe following signals. i) ii) x(t) : te'u(t) x(t){e-2'sin2tu(t) 303/302t30u12t2016/s480 (4)

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