X(t) is a stationary process with the power spectral density S_x(f) > 0 for all f. The process is passed through a system shown below.
Let S_Y(f) be the power spectral density of Y(t). Which one of the following statements is correct?

A) S_Y(f) > 0 for all f B) S_Y(f) = 0 for |f| > 1 KHz C) S_Y(f) = 0 for f = nf₀, f₀ = 2 kHz, n any integer D) S_Y(f) = 0 for f = (2n + 1)f₀, f₀ = 1 kHz, n any integer

Answer & Solution

Correct Answer: Option D

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X(t) is a stationary process with the power spectral density Sx(f)...

X(t) is a stationary process with the power spectral density Sx(f) > 0 for all f. The process is passed through a system shown below. Let SY(f) be the power spectral density of Y(t). Which one of the following statements is correct?

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Related Questions on Communication Systems

X(t) is a stationary process with the power spectral density S_x(f) > 0 for all f. The process is passed through a system shown below.
Let S_Y(f) be the power spectral density of Y(t). Which one of the following statements is correct?