BARC EE : Signal and System Quiz-3

Consider Fourier transform of x(t) as K/jω. The value of K if x(t) = 2u(t) – 2u(–t).

Laplace transform of x(t) = e^–t u(t+1) is

The signal x(t) and h(t) shown in the figure are convolved to yield y(t).

Which of the following represents the output y(t)?

For the sync pulse shown in the diagram below the energy of the signal will be __________ joules.

A causal discrete time LTI system is described by:

Y(n) + 5y(n-1) + 6y(n – 2) = 5x(n) – 2x(n-1)

Find the impulse response h(n) of causal system.

The energy in the given signal  is

If  the Fourier Transform of x(t) is _______?

Let us consider a signal . If , then find the energy of signal g(t).

Consider the signal

The time-period of the signal will be:

Power of signal  provided x(t) is shown below is ________.