Q22
Let x(t) = 2cos(800πt) + cos(1400πt).x(t) is sampled with the rectangular pulse train shown in the figure. The only spectral components (in kHz) present in the sampled signal in the frequency range 2.5 kHz to 3.5 kHz are
Let x(t) = 2cos(800πt) + cos(1400πt).x(t) is sampled with the rectangular pulse train shown in the figure. The only spectral components (in kHz) present in the sampled signal in the frequency range 2.5 kHz to 3.5 kHz are


A.
2.7, 3.4
B.
3.3, 3.6
C.
2.6, 2.7, 3.3, 3.4, 3.6
D.
2.7, 3.3
AnswerAnswer: Option D
Solution
Answer: Option D
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