Question is ⇒ Consider two random processes x(t) and y(t) have zero mean, and they are individually stationary. The random process is z(t) = x(t) + y(t). Now when stationary processes are uncorrelated then power spectral density of z(t) is given by, Options are ⇒ (A) Sx(f) + Sy(f) + 2Sxy(f), (B) Sx(f) + Sy(f) + 2Sxy(f) + 2Syx(f), (C) Sx(f) + Sy(f), (D) Sx(f) + Sy(f) - 2Sxy(f) - 2Syx(f), (E) , Leave your comments or Download question paper.

Question is ⇒ Consider two random processes x(t) and y(t) have zero mean, and they are individually stationary. The random process is z(t) = x(t) + y(t). Now when stationary processes are uncorrelated then power spectral density of z(t) is given by, Options are ⇒ (A) Sx(f) + Sy(f) + 2Sxy(f), (B) Sx(f) + Sy(f) + 2Sxy(f) + 2Syx(f), (C) Sx(f) + Sy(f), (D) Sx(f) + Sy(f) - 2Sxy(f) - 2Syx(f), (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	Consider two random processes x(t) and y(t) have zero mean, and they are individually stationary. The random process is z(t) = x(t) + y(t). Now when stationary processes are uncorrelated then power spectral density of z(t) is given by
A.	S_x(f) + S_y(f) + 2S_xy(f) [Wrong Answer]
B.	S_x(f) + S_y(f) + 2S_xy(f) + 2S_yx(f) [Wrong Answer]
C.	S_x(f) + S_y(f) [Correct Answer]
D.	S_x(f) + S_y(f) - 2S_xy(f) - 2S_yx(f) [Wrong Answer]
View Answer 1 -1 Explanation:- Answer : C Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

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