

MCQOPTIONS
Saved Bookmarks
1. |
What is the discrete-time signal obtained after sampling the analog signal x(t)=cos(2000*pi*t)+sin(5000*pi*t) at a sampling rate of 5000 samples/sec? |
A. | cos(2.5*pi*n)+sin(pi*n) |
B. | cos(0.4*pi*n)+sin(pi*n) |
C. | cos(2000*pi*n)+sin(5000*pi*n) |
D. | none of the mentioned |
Answer» C. cos(2000*pi*n)+sin(5000*pi*n) | |