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  • 2014| SET 1 - (ECE GATE Exam) - Previous Question Paper Solution
  • A discrete time signal x[n] = sin ($\pi^2$ n), n being an...
Multiple choice

A discrete time signal x[n] = sin ($\pi^2$ n), n being an integer, is

  1. periodic with period $\pi$
  2. periodic with period $\pi^2$
  3. periodic with period $\frac{\pi}{2}$
  4. not periodic

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

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