A continuous time signal is said to be periodic if x(t) = x(t + T0). Here, T0 is called

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  1. Starting period
  2. Dummy period
  3. Sampling period
  4. Fundamental period

Answer (Detailed Solution Below)

Option 4 : Fundamental period
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Concept:

A continuous-time signal is said to be called a periodic signal if it repeats itself after a specific period of time (T0).

This time (T0) is known as the fundamental time period.

A periodic signal can be expressed as:

x(t) = x(t + T0)

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