EC > GATE 2023 > Sampling Theorem
Let x1(t) and x2(t) be two band-limited signals having bandwidth B = 4π × 103 rad/s each. In the figure below, the Nyquist sampling frequency, in rad/s, required to sample y(t), is
A
20π × 103
B
40π × 103
C
8π × 103
D
32π × 103

Explanation

Correct : b

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