EC > GATE 2014 SET-1 > Random Processes
Consider a random process X(t) = √2 sin(2πt + φ), where the random phase φ is uniformly distributed in the interval [0,2π]. The auto-correlation E[X(t1)X(t2)] is
A
cos(2π(t1 + t2))
B
sin(2π(t1 - t2))
C
sin(2π(t1 + t2))
D
cos(2π(t1 - t2))

Correct : d

Similar Questions

Consider a real-valued random processf(t)=Σn=1Nanp(t-nT),where T>0 and N is a positive integer. Here, p(t)=1 for t∈[0,0.5T] and 0 otherwise. The coef...
#198 MCQ
The random variable and W(t) is a real white Gaussian noise process with two-sided power spectral density SW(f)=3 W/Hz for all f. The variance of Y is
#308 Fill in the Blanks
A random binary wave y(t) is given by y(t) = ∑n=-∞∞ Xn p(t-nT-φ) where p(t) = u(t) - u(t-T), u(t) is the unit step function and φ is an...
#909 Fill in the Blanks

Related Topics

No tags found

Unique Visitor Count

Total Unique Visitors

Loading......