Physics, 17.01.2020 00:31 Crtive5515
Determine whether or not each of the following discrete-time signals is periodic. if the signal is periodic, determine its fundamental period. (a) x[n]=sin(8π/2 n+1), (b) x[n]=cos(r/8-π), (c) x[n]=cos(π/8 n²), (d) x[n]=cos(π/2 n) cos(π/4 n), (e) x[n]=2cos(π/4 n)+sin(π/8 n)-2cos(π/2 n+π/6)
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A200-n force is applied to the foot-operated air pump. the return spring s exerts a 2.6-n·m moment on member oba for this position. determine the corresponding compression force c in the cylinder bd. if the diameter of the piston in the cylinder is 40 mm, estimate the air pressure generated for these conditions. state any assumptions. enter a positive number for the compression force c.
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Determine whether or not each of the following discrete-time signals is periodic. if the signal is p...
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