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GATE ECE 2014 Set 1 | Question: 17
Milicevic3306
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Continuous-time Signals
Mar 26, 2018
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Nov 17, 2020
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soujanyareddy13
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A discrete-time signal $x[n] = \sin(\pi^{2}n),n$ being an integer, is
periodic with period $\pi$
periodic with period $\pi^{2}$
periodic with period $\pi/2$
not periodic
gate2014-ec-1
continuous-time-signals
discrete-time-signals
Milicevic3306
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Continuous-time Signals
Mar 26, 2018
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not a periodic since pi is an irrational number
phenix
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Aug 12, 2020
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phenix
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Answer:
D
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