SRM University 2007 B.Tech Electronics and Communications Engineering BANK : Signals and Systems - Question Paper
Wednesday, 30 January 2013 07:25Web
Page 3 of 7
4. The Fourier Series expansion of an odd periodic function contains ________ terms only.
5. When a periodic signal is stated to have a half-wave symmetry?
6. What is the relationship ranging from cosine and Trigonometric representation?
7. Explain time shifting property of CT Fourier Series.
8. State Parseval’s Theorem for CT Fourier Series
9. The Fourier expansion of a half-wave symmetry periodic signal contains _________ harmonics.
10. List the property of CT Fourier Series.
11. How will you represent power using Fourier Series?
12. What is a single-sided spectra?
13. What is a two-sided spectra?
14. What is a line Spectrum?
15. What is a Gibb’s Phenomenon?
16. Define Fourier Transform of a Signal x(t).
17. Define Inverse Fourier Transform
18. What is the condition for existence of Fourier transform of a signal x(t).
19. State Duality property of Fourier Transform.
20. State Parseval’s Theorem for CT aperiodic Signal.
21. State Modulation property of Fourier Transform.
22. State Time differentiation property of Fourier Transform.
23. State Time Shifting property of Fourier Transform.
24. State Frequency Shifting property of Fourier Transform.
25. State Time Convolution property of Fourier Transform.
26. F[?(t/?)] = ----------------------
27. F[? (t/?)] = -----------------------
28. State Linearity Property of Fourier Transform.
29. State Time Reversal Property of Fourier Transform.
30. State Time Scaling Property of Fourier Transform.
31. State Frequency differentiation Property of Fourier Transform.
32. State Time Integration Property of Fourier Transform.
33. State Conjugation Property of Fourier Transform.
34. State Auto Correlation Property of Fourier Transform.
35. State Multiplication Property of Fourier Transform.
36. x(t)= Sin (4 /3t) . obtain the Fourier series coefficient .
37. A Loud Speaker is driven with 10Hz – Square wave& Sine Wave which signal is audible?
38. Find out F[cos?0t]
39. Write a note on Hilbert Transform.
PART-B
1. List the properties of continuous time Fourier series and discuss them.
2. List the properties of Fourier Transform and discuss them.
3. Write a note on Fourier Spectrum.
4. Find the Fourier Series coefficients for the CT periodic signal.
5. Find the Fourier series for the periodic signal x(t)=t 0
6. Find the exponential series of the subsequent signal.
| Earning: Approval pending. |
