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Find energy and power of x(t)=8cos(4t)cos(6t)
signals and systems updated 4.4 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 3.9 years ago by phenjoisilab • 0
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What is the general condition for stability of a discrete time LTI system in z-domain ?
signals and systems updated 3.9 years ago by phenjoisilab • 0
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940
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Determine h(n) for all possible ROC conditions.
signals and systems updated 7.3 years ago by teamques10 ★ 70k
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1.5k
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Determine inverse Z transform for the following functions :
signals and systems updated 7.3 years ago by teamques10 ★ 70k
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How will you obtain z-transform of the discrete time signal x(nT), from Laplace transform of sampled version of x(t) , using z=$e^{st}$.
signals and systems updated 4.3 years ago by phenjoisilab • 0
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522
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Derive the relationship between DTFS and DTFT for periodic signal.
signals and systems updated 4.4 years ago by ahmedosa630 • 0
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475
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Signal and system
signals and systems updated 4.4 years ago by shabbirk2642 • 20
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580
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Signals and System
signals and systems updated 4.4 years ago by manjeetkaur.sh785 • 20
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Find the Correlation of the given signals
signals and systems updated 4.1 years ago by teamques10 ★ 70k
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Find the autocorrelation function of the equation.
signals and systems updated 3.9 years ago by phenjoisilab • 0
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Determine Fourier Series representation of the following signal
signals and systems updated 3.9 years ago by phenjoisilab • 0
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966
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For the periodic signal $x(t) = e^(-t)$ with a fundamental period To=1 sec.
signals and systems updated 3.9 years ago by phenjoisilab • 0
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997
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For the periodic signal x[n] given below, find out Fourier Series coefficient:
signals and systems updated 7.5 years ago by teamques10 ★ 70k
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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 7.5 years ago by teamques10 ★ 70k
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1.2k
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Explain Gibbs phenomenon. Also explain conditions necessary for the the convergence of fourier series.
signals and systems updated 3.8 years ago by phenjoisilab • 0
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Sketch its amplitude and phase spectrum.
signals and systems updated 3.9 years ago by phenjoisilab • 0
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Determine the values of power and energy for the following signals :
signals and systems updated 7.3 years ago by teamques10 ★ 70k
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712
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Check for periodicity of the given signals. Also determine the fundamental period.
signals and systems updated 7.3 years ago by teamques10 ★ 70k
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770
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Verify periodicity of the following continuous time signals. If periodic, find the Fundamental period.
signals and systems updated 7.3 years ago by teamques10 ★ 70k
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Determine power or energy of the following continuous time signal :
signals and systems updated 7.3 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 3.9 years ago by phenjoisilab • 0
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1.7k
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Verify periodicity of the following continuous time signals. If periodic, find the Fundamental period.
signals and systems updated 7.3 years ago by teamques10 ★ 70k
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673
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Determine power or energy of the following continuous time signal :
signals and systems updated 7.3 years ago by teamques10 ★ 70k
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742
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State the sampling theorem. Discuss the effects of aliasing in frequency spectrum.
signals and systems updated 4.1 years ago by phenjoisilab • 0
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