A system defined by y(n) =
is an example of
The fundamental period of discrete time signal
For a signal x(t) = u(t + 2) – 2u(t) + u(t – 2) the waveform is:
The impulse response of a system is
. The difference equation representation for this system is
Consider the following integral the value of I is ______.
What is the convolution of x1 (t) =sin3t u(t), x2(t) =cos2t u(t)
For the inter connected system shown in figure, if h1
(t) = h2
(t) = 5(t) and h3(t) = h4(t)= h5(t) = u(t) , then overall impulse response of the system is ________ u(t)
For the signal X(t) =
The ratio of power content in 1st harmonics and 8th harmonics is _______?
Find the cosine representation Fourier series for the signal shown in figure.
The Fourier transform of
then Fourier transform of
Consider a periodic signal x(t) = rect(t – 1/2) with time period 'T' = 2. Then the power in the first four harmonics is _____ W.