_Signal_Exam02NovQes - NATIONAL UNIVERSITY OF SINGAPORE...

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NATIONAL UNIVERSITY OF SINGAPORE EXAMINATION FOR THE DEGREE OF B.ENG. (ELECTRICAL) / B.ENG. (COMPUTER ENG.) / B.TECH. (ELECTRONICS) (Semester I: 2002/2003) EE2009/TE2009 - SIGNALS November 2002 - Time Allowed: 2 Hours INSTRUCTIONS TO CANDIDATES: 1. This paper contains SIX (6) questions and comprises SIX (6) printed pages. 2. Answer any TWO ( 2 ) questions from Section A, and any TWO ( 2 ) questions from Section B. 3. All questions carry equal marks. 4. This is an OPEN BOOK examination.
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EE2009/TE2009 SIGNALS / Page 2 SECTION A (A NSWER A NY TWO Q UESTIONS ) Q.1 (a) (b) () ( ) () spectrum? a have it Does detail. in Explain series? Fourier a have 4 3 cos 5 signal the Does 7 ln t j a e t t x + + = signal. the of form down the write and needed assumption e appropriat any Make signal? the of power total the is What Q1(b). Fig. in shown spectrum the observes and device biomedical a from generated signal the measure o analyzer t spectrum a uses student A (10 Marks) (15 Marks) 5 6 13 15 10 3 0 spectrum power kHz f Fig. Q1(b)
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EE2009/TE2009 SIGNALS / Page 3 Q.2 (a) (b) () () Q2(a). Fig.
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This note was uploaded on 08/02/2009 for the course ECE EE2009 taught by Professor Prof.c.c.ko during the Fall '07 term at National University of Singapore.

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_Signal_Exam02NovQes - NATIONAL UNIVERSITY OF SINGAPORE...

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