(a) Find the exponential Fourier series of the following wave formin…

Question

(a) Find the exponential Fourier series of the following wave formin Figure 2 and final Parseval's power.

(b) Consider a pulse given as:

$F(t) = \cos (\pi/T) \text{ for } -T/2 \le t \le T/2$

$0, \text{ otherwise.}$

Find

(i) Autocorrelation function

(ii) Energy spectral density. ( 10, 10 )