engineering recuitment GATE ECE 2023-24 Test Series Communication Systems Sampling Sampling Techniques
Let x(t) = 2 cos(800 πt) + cos (1400 πt) , x(t) is sampled with rectangular pulse train xp(t) shown in figure.
The spectral component present in the sampled signal in the range 2.0 kHz to 3.5 kHz is
1
2.7 kHz
2
2.3 kHz
3
3.4 kHz
4
2.6 kHz