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Determine the Fourier transform of the triangular pulse shown in figure :
signals and systems updated 6.3 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 6.5 years ago by teamques10 ★ 70k
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Perform convolution of the following signals by graphical method and sketch the resultant signal.
signals and systems updated 6.3 years ago by teamques10 ★ 70k
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1.6k
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Verify periodicity of the following continuous time signals. If periodic, find the Fundamental period.
signals and systems updated 6.3 years ago by teamques10 ★ 70k
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1.6k
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State and prove following properties of Fourier transform. 1] Time shifting. 2] Convolution in time domain.
principles of communication network signals and systems updated 3.3 years ago by pedsangini276 • 4.8k
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Determine inverse Z transform for the following functions :
signals and systems updated 6.3 years ago by teamques10 ★ 70k
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1.4k
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Determine the trigonometric form of fourier series for the ramp signal shown in the figure :
signals and systems updated 6.3 years ago by teamques10 ★ 70k
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State and prove initial and final value theorem. Determine the initial and final values of x(t) if its Laplace transform is given by :
signals and systems updated 6.3 years ago by teamques10 ★ 70k
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1.3k
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Signal and System Questions
signals and systems updated 6.2 years ago by suleymanbey47 • 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 2.9 years ago by sagarkolekar ★ 11k
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Determine the values of power and energy for the following signals :
signals and systems updated 6.3 years ago by teamques10 ★ 70k
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Using Laplace transform determine the complete response of the system descrbed by the equation,
signals and systems updated 2.8 years ago by sagarkolekar ★ 11k
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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 6.3 years ago by teamques10 ★ 70k
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1.2k
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Determine Fourier Series representation of the following signal
signals and systems updated 2.9 years ago by sagarkolekar ★ 11k
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Determine the trigonometric form of fourier series for the signal shown in the figure :
signals and systems updated 6.3 years ago by teamques10 ★ 70k
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Find energy and power of x(t)=8cos(4t)cos(6t)
signals and systems updated 3.4 years ago by sagarkolekar ★ 11k
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Explain Gibbs phenomenon. Also explain conditions necessary for the the convergence of fourier series.
signals and systems updated 2.8 years ago by sagarkolekar ★ 11k
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995
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Sketch its amplitude and phase spectrum.
signals and systems updated 2.9 years ago by sagarkolekar ★ 11k
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995
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Find the autocorrelation function of the equation.
signals and systems updated 2.9 years ago by sagarkolekar ★ 11k
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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 3.3 years ago by sagarkolekar ★ 11k
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Determine power or energy of the following continuous time signal :
signals and systems updated 6.3 years ago by teamques10 ★ 70k
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921
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Determine the Z transform and sketch ROC :
signals and systems updated 2.9 years ago by sagarkolekar ★ 11k
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903
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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 2.9 years ago by sagarkolekar ★ 11k
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878
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For the periodic signal x[n] given below, find out Fourier Series coefficient:
signals and systems updated 6.5 years ago by teamques10 ★ 70k
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875
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Compute the Fourier transform and sketch the magnitude and phase function of casual sequence given by :
signals and systems updated 2.9 years ago by sagarkolekar ★ 11k
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