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Signals and systems electrical engineering miscellaneous
  1. The period of the function cos π/4 (t– 1) is
    1. 1
      		s
      8
    2. 8 s
    3. 4 s
    4. 1
      		s
      4
Correct Option: B

2π
 =
π
,
T4

⇒ T = 8 sec


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