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Electronics and Communication Engineering - Exam Questions Papers - Discussion

Discussion Forum : Exam Questions Papers - Exam Paper 4 (Q.No. 23)
Exam Questions Papers
23.
The Fourier series of a real periodic function has only
  1. Cosine terms if it is even
  2. Sine terms if it is even
  3. Cosine terms if it is odd
  4. Sine terms if it is odd
Which of the above statements are correct?
(1) and (4)
(1) and (2)
(2) and (4)
(2) and (3)
Answer: Option
Explanation:

, then it has 0 and HZ frequency component.

Discussion:
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