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electronics and communication engineering signals and systems
1. Choose the function f(t), - ∞ < t < + ∞, for which a Fourier series cannot be defined
(A): 1
(B): 3 sin (25t)
(C): 4 cos (20t + 3) + 2 sin (10t)
(D): exp - | t | sin 25 t
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By: guest on 02 Jun 2017 01.13 am
Fourier series is applicable for periodic or finite duration signal and (c) is neither periodic nor finite duration signal.
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