Engineering, 26.08.2020 19:01 tessalopezgarcia2345
Consider a casual discrete-time LTI system whose input x[n] and output y[n] are related by the following difference equation: y[n]-1/4y[n-1]=x[n]. Find the Fourier series representation of the output y[n] for each of the following inputs:. (a) x[n]=sin(3π/4n), (b) x[n]=cos(π/4n)+2cos(π/2n)
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Acompressor receives the shaft work to decrease the pressure of the fluid. a)- true b)- false
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An air compression refrigeration system is to have an air pressure of 100 psia in the brine tank and an allowable air temperature increase of 60°f for standard vapor compression cycle temperatures of 77 f entering the expansion cylinder and 14 f entering the compression cylinder, calculate the coefficient of performance a. 2.5 b 3.3 c. 4.0 d. 5.0
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Consider a casual discrete-time LTI system whose input x[n] and output y[n] are related by the follo...
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