Does the sampling rate meet nyquist condition

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Reference no: EM13248881

A continuous time system, describes by y(t) = 5 Cos (2*pi*20*t+pi/2), is sampled at rate 320 Hz.
a) Write the mathematical expression that describes the discrete time (sampled) signal.
b) Calculate the value of the discrete signal for n=0 and n=4.
c) Does the sampling rate meet Nyquist condition?

Reference no: EM13248881

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