Question
7.3. The frequency which, under the sampling theorem, must be exceeded by the sam- pling frequency is called the Nyquist rate. Determine the Nyquist rate corresponding to each of the following signals: (a) x(t) = 1 + cos(2,000m) + sin(4,000mt) (b) x(t)=sin(4,000m) (c) x(1) = with. #I sin(4,000) WI
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