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An analog signal contains frequencies up to 10kHz.(a) What range of sampling frequencies allows exact reconstruction of this signal from its samples?(b) Suppose that we sample this signal with a sampling frequency Fs = 8kHz. Examine what happens to the frequency F1 = 5kHz.
Single-phase distribution line runs parallel to a ground line and is separated by 2m. During a short circuit, the distribution line experiences a current of 10,000A rms. Determine the magnitude of the separating force acting on a 1m section of the..
A system has the following input/output relation: y(n) = x(n) + .5 y(n -1). If the input x(n) is the sinusoidal signal shown in problem 1.32(d) (Above), the steady-state output will have the following form: y(n) = A sin(Bn+C). Determine the value ..
a series parallel circuit with a 3V dc power source connected to 3 resistors. R1 and R2 are in series with the voltage source and R3 is in parallel with R2. It is given that 4amps is flowing through R1 and 2amps is flowing through R2.
Three identical impedances of (12+j15)ohms are connected in wye to a 550V balanced three phase source. Determine, (a)the magnitude of the line currents. (b) the total power dissipated for the three phases. (c)the total reactive power. (d)the power..
A message signal 0.01e^(-5000*t^2) phase modulates a carrier signal 3 cos(240000 pi t) with a modulation constant 600*sqrt(e). (a) Determine the expression, the power, and the bandwidth of the modulated signal.
For use in a liquid crystal display, you want an electrode that is transparent to all visible light. You decide to use a doped semiconducting oxide with a mobility of 10^(-2) m^2/V-s. What is the maximum conductivity you can expect from your oxid..
Let us assume that a synchronouse 3 phase alternator produces a no-load line voltage of 13.2 KV. if a load having a lagging power factor of 0.8 is connected to the machine, must the excitation be increased or decreased
the discrete-time systems, where y[n] and x[n] are, respectively the output and the imput sequences, determine whether or not the system is (1) linear, (2) causal, (3) stable, and (4) shift-invariant: y[n] = x[n+3];
how to design boost converter and inverter parameters?
A 50-W lossless line has a length of 0.4. The operating frequency is 300 MHz. A load ZL = 40 + j30 ohm is connected at z = 0, and the Thevenin-equivalent source at z = -l is 12
What are two types of variables that can be used for values that exceed 256, and describe what is the difference between the variables, how to declare them and the memory allocated, and the numerical range for both.
Draw the power supply current as a function of the input voltage for a CMOS inverter. What is the current when the input is at VOH. What transistor causes this. What is the current when the input is at VOL.
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