Find the fourier transform of the signal, Electrical Engineering

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Problem

(a) Give an example of a power signal and one example of an energy signal.

(b) Given a periodic signal x (t) = A sin (2Bft). Calculate the power Px.

(c) Differentiate between baseband and bandpass signals.

(d) Consider the linear system represented in Figure.

774_Find the Fourier Transform of the signal.png

Given x(t) = cos( 2Bf1t) ; h(t) = t for 0 <= t <= T and h(t) =0 elsewhere Find y(t).

(e) Find the Fourier Transform of the signal in Figure

630_Find the Fourier Transform of the signal1.png

(f) An energy spectrum has a peak value of 0.02. Find the value the energy spectrum must go below to be

i. 40-dB below the peak.

ii. 3-dB below the peak.


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