Signals-and-systems Questions Set 23:
Determine the fundamental period of the signal: sin(60t).
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If x(n) = (1/3)0.5n u(n) and y(n) = x4(n), find the Fourier transform of y(n) at ω = 0.
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Find the even component of the signal x(t) = cos(t) + sin(t) + sin(t)cos(t)
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A signal is considered an energy signal when the signal has:
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The signal x[n] = 3n u[n-4] is
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What is the expression for the signum function in terms of the unit step function? [u(t) = unit step function]
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A system is defined by its impulse response h(n) = 2n u(n-2). The system is
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The system equation is y(t) = sin(x(t)). Is this a Linear or Non-Linear System?
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If w1 and w2 are two corner frequencies for a compensator, at what frequency does the maximum phase-lead occur?
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Given the signal:
X(t) = cos(t), if t < 0
X(t) = sin(t), if t ≥ 0
The correct statement among the following is:
Solution:
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