Continuous-time Signals

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For a periodic signal with period T, the fundamental frequency is:

A.T

B.1/T

C.2T

D.T²

An even signal satisfies which symmetry condition?

x(-t) = x(t)

x(-t) = -x(t)

x(t) = 0

x(t+T) = x(t)

A signal that repeats itself at regular intervals $T$ is called:

A.Aperiodic

B.Periodic

C.Random

D.Causal

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