Electronics and Communication Engineering - Signals and Systems - Discussion

Discussion Forum : Signals and Systems - Section 4 (Q.No. 40)
40.
A signal f(t) = cos 10pt + 3 cos 4pt is instantaneously sampled. The maximum allowable value of sampling interval Ts in sec is
1 / 4 sec
1 / 8 sec
1 / 8p sec
1 / 10 sec
Answer: Option
Explanation:

fs = 2 fm where fm is the highest frequency component.

so .

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