Signals and Systems - Engineering

Q1:

Which one condition is true to check the periodically for discrete time signal (where K is any integer, N is period, f0 is frequency of signal)

A f0 = K/N

B f0 = K + N

C f0 = KN

D f0 = N/K

ANS:A - f0 = K/N

No answer description is available.