What is Wiener-Khinchin theorem?
A. Spectral density and auto-covariance makes a fourier transform pair
B. Spectral density and auto-correlatioon makes a fourier tranform pair
C. Spectral density and variance makes a fourier tranform pair
D. None of the mentioned
Answer:A
What is Wiener-Khinchin theorem?
A. Spectral density and auto-covariance makes a fourier transform pair B. Spectral density and auto-correlatioon makes a fourier tranform pair C. Spectral density and variance makes a fourier tranform pair D. None of the mentioned
Explanation: According to the theorem spectral density of a signal x(t) and auto correlation function makes a fourier tranform pair.