## my questions

A real signal g(t) can be represented by a complex basis set.

view Lecture 5 : Fourier Series (Contd.) created on Mon, 07/20/2020 - 13:18One cannot get the energy information of a signal from the amplitude spectrum if the signal in the frequency domain.

view Lecture 8 : Fourier Transform created on Sun, 05/17/2020 - 17:18One cannot get the energy information of a signal from the amplitude spectrum if the signal in the frequency domain.

view Lecture 8 : Fourier Transform created on Sun, 05/17/2020 - 17:17Fourier series provides amplitude and phase value for the each harmonics present in a particular signal. With respect to this information, while creating the signal from harmonics, a minor deviation in amplitude or phase of the harmonic will lead to different signal than the intended one.

view Lecture 8 : Fourier Transform created on Sun, 05/17/2020 - 17:00In exponential Fourier series, "D0" term represent the DC or average value of the signal.

view Lecture 7 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 16:42For the example calculated in the video(signal shown below), what will be effect on the amplitude spectrum if signal amplitude is changed to 2 from1.

view Lecture 7 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 16:35Positive frequency means a phasor rotating in _______ direction while negative frequency means a phasor rotating in a _______ direction.

view Lecture 7 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 16:06In complex Fourier series representation, amplitude spectrum is having ____symmetry while phase spectrum has ______ symmetry.

view Lecture 6 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 15:54After performing Fourier series procedure one can get ________.

view Lecture 6 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 15:48A set of mutually orthogonal complex signals can never used a basis signal in the Fourier series representation.

view Lecture 5 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 15:33Any signal in the time domain can be represented by addition of infinite mutually orthogonal basis signals.

view Lecture 5 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 15:25Do the signals 2 cos(2*Pi*f*t) and 3*cos (8*Pi*f*t) are orthogonal?

view Lecture 5 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 15:18For the orthogonality test between a two complex signal, complex conjugate of one of the signal is not required.

view Lecture 4 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 15:12Find that, the vector a =[1,2] and b = [2,-1] are orthogonal or not.

view Lecture 4 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 15:05Any vector in a 3 dimensional space can be represented by a set of three mutually orthogonal vectors.

view Lecture 4 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 14:56What is the condition for the orthogonality of the two vectors?

view Lecture 3 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 14:47Power signal has ______ energy and _____ power.

view Lecture 3 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 14:41Find out the category of the following signal.

view Lecture 3 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 14:33Calculate power of the signal x(t) = 8 sin(1000 t).

view Lecture 3 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 14:25Find the energy of a signal shown in the figure.

view Lecture 3 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 14:20In communication, signal is generally varied with respect to

view Lecture 3 : Fourier Series (Contd.) created on Sun, 05/17/2020 - 14:09Which of the following property of the pulse is used in pulse modulation?

view Lecture 2: Fourier Series (Contd.) created on Sun, 05/17/2020 - 13:56Which of the following will be introduced in the communication channel?

view Lecture 2: Fourier Series (Contd.) created on Sun, 05/17/2020 - 13:51High frequency components forms _______ portion of the square wave signal.

view Lecture 2: Fourier Series (Contd.) created on Sun, 05/17/2020 - 13:47Generally a channel has ________ effect.

view Lecture 2: Fourier Series (Contd.) created on Sun, 05/17/2020 - 13:44Which of the following process is carried out after the transmission step as discussed in the video?

view Lecture 1 : Fourier Series created on Sun, 05/17/2020 - 12:01Which of the following form of communication is being introduced in the video?

view Lecture 1 : Fourier Series created on Sun, 05/17/2020 - 11:56A letter in an envelope received through a postal service is similar to the concept of modulation in to communication system.

view Lecture 1 : Fourier Series created on Sun, 05/17/2020 - 11:40