Electronics and Communication Engineering - Exam Questions Papers - Discussion

Discussion Forum : Exam Questions Papers - Exam Paper 12 (Q.No. 30)
30.
If g(t) = e-pt2 then G(1/p) is __________ where g(t) G(f)
e-2/p
e-1/p
e-p
e2p
Answer: Option
Explanation:

The signal g(t) given above is a gaussian pulse and it satisfies the relation

g(t) = - 2pt g(t)

Its fourier transform is same as the signal itself in frequency domain

G(f) = e-pf2

G(1/p) = e-p(1/p)2 = e-1/p.

Discussion:
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