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Signals And Systems

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Find the autocorrelation function of the equation.
signals and systems updated 3.8 years ago by phenjoisilab • 0
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1.3k
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Determine Fourier Series representation of the following signal
signals and systems updated 3.8 years ago by phenjoisilab • 0
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950
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For the periodic signal $x(t) = e^(-t)$ with a fundamental period To=1 sec.
signals and systems updated 3.8 years ago by phenjoisilab • 0
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975
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For the periodic signal x[n] given below, find out Fourier Series coefficient:
signals and systems updated 7.4 years ago by teamques10 ★ 70k
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1.8k
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Expand the periodic gate function as shown in figure by the exponential Fourier series. Also plot the fourier spectrum (Magnitude and phase spectrum).
signals and systems updated 7.4 years ago by teamques10 ★ 70k
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1.1k
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Explain Gibbs phenomenon. Also explain conditions necessary for the the convergence of fourier series.
signals and systems updated 3.7 years ago by phenjoisilab • 0
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1.1k
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Sketch its amplitude and phase spectrum.
signals and systems updated 3.8 years ago by phenjoisilab • 0
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1.3k
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Determine the values of power and energy for the following signals :
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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691
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Check for periodicity of the given signals. Also determine the fundamental period.
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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742
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Verify periodicity of the following continuous time signals. If periodic, find the Fundamental period.
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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995
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Determine power or energy of the following continuous time signal :
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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State the sampling theorem. Consider an analog signal x(t) = 10cos100$\pi$t. If the sampling frequency is 5Hz, find the discrete time signal x(n).
signals and systems updated 3.8 years ago by phenjoisilab • 0
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Consider the analog signal x(t) = 5 cos50$\pi$t + 2 sin200$\pi$t - 2 cos100$\pi$t. Determine the minimum sampling frequency and the sampled version of analog signal at this frequency.
signals and systems updated 3.8 years ago by phenjoisilab • 0
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Verify periodicity of the following continuous time signals. If periodic, find the Fundamental period.
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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657
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Determine power or energy of the following continuous time signal :
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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709
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State the sampling theorem. Discuss the effects of aliasing in frequency spectrum.
signals and systems updated 4.0 years ago by phenjoisilab • 0
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663
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Perform convolution of the following casual signals.
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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Check whether the given systems are time-variant , linear and casual
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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730
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Determine whether the following systems are linear / non linear . time variant / invariant , casual / noncasual . and stable / unstable.
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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1.8k
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Perform convolution of the following signals by graphical method and sketch the resultant signal.
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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598
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Convolve the following two signals in time domain and sketch the output
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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Determine whether the following systems are linear / non linear . time variant / invariant , casual / noncasual . and stable / unstable.
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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811
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Perform convolution of the following signals by graphical method and sketch the resultant signal.
signals and systems updated 7.2 years ago by teamques10 ★ 70k
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752
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A discrete time LTI system is specified by
signals and systems updated 4.0 years ago by phenjoisilab • 0
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847
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A continuous time LTI system for which the imput x(t) and output y(t) are related by the differential equation :
signals and systems updated 4.0 years ago by phenjoisilab • 0
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