Signals-and-systems Questions Set 27:
What is the value of z(1)?
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What is the value of z(2n)?
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What is the value of d[0], where d[n] is the unit impulse function?
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What is the period of the signal X(t) = 24 + 50 cos 60πt?
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If L-1{F(s)} = f(t), what is the value of L-1[easF(s)]?
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If the Fourier transform of f(x) is F(s), what is the Fourier transform of f(x-a)?
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A system is said to be dynamic if the output of the system depends on the
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How can a cascade-connected discrete-time system be represented?
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What can be decomposed as the response of any discrete-time system?
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A CDMA system is designed based on DS spread-spectrum with a processing gain of 1000 and BPSK modulation scheme. If the users have equal power and the desired level of performance is an error probability of 10^-6, the number of users will be:
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