document.write('
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  1. %------------------------------------------------------------------------------------------------
  2. % ASSIGNMENT NO : 2
  3. % TITLE: WRITE MATLAB PROGRAM TO GENERATE SAMPLES OF SIN, COSINE, EXPONENTIAL SIGNALS AT SPECIFIED SAMPLING FREQUENCY AND SIGNAL PARAMETERS. TRACE THE RESULT FOR DIFFERENT ANALOG FREQUENCY F & SAMPLING FREQUENCY(FS).
  4. %------------------------------------------------------------------------------------------------
  5.  
  6. clc
  7. amp=3;
  8. fre=-66;
  9. ph=0;
  10. % ============SINE WAVE%===========
  11. x=-30:1:30;
  12. y=amp*sin((2*3.14*fre*x)+ph);
  13. subplot(2,2,1);
  14. plot(x,y);
  15. title(\'SINE WAVE\')
  16. xlabel(\'time\')
  17. ylabel(\'magnitude\')
  18. grid on;
  19. % =========COSINE WAVE%=============
  20. x=-30:1:30;
  21. y=amp*cos((2*3.14*fre*x)+ph);
  22. subplot(2,2,2);
  23. plot(x,y);
  24. title(\'COSINE WAVE\')
  25. xlabel(\'time\')
  26. ylabel(\'magnitude\')
  27. grid on;
  28. %====== EXPONENTIAL WAVE%==================
  29. x=-10:1:30;
  30. y=exp(x);
  31. subplot(2,2,3);
  32. plot(x,y);
  33. title(\'EXPONENTIAL WAVE\')
  34. xlabel(\'time\')
  35. ylabel(\'magnitude\')
  36. grid on;
');