railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Signals and Systems Sampling Nyquist Rate of Multiplication of Signals
A continuous time signal is given by x(t) = 5 cos 100πt. What is the minimum sampling rate required to avoid aliasing.
1
100 samples/sec
2
200 samples/sec
3
50 samples/sec
4
10 samples/sec