Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 25 (Q.No. 16)
16.
Consider a sampled signal y(t) = 5 x 10-6 x(t) where x(t) = 10 cos (8p x 103)t and ts = 100 μ sec. when y(t) is passed through an ideal low-pass filter with a cut off frequency of 5 kHz, the output of the filter is
5 x 10-6 cos (8p x 103)t
5 x 10-5 cos (8p x 103)t
5 x 10-1 cos(8p x 103)t
10 cos(8p x 103)t
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Ram charan said:   9 years ago
Y(t) = 5 * 10^-6x(t),
Here x(t) = 10cos(8p*10^3)t,
= 5 * 10^-6 * 10cos(8p * 10^3)t,
= 5*10^-5 cos(8p*10^3)t.
(2)

Vini said:   1 decade ago
Can be check easily by amplitude.

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