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Jared samples a voltage signal with a digitaldata acquisition system at a sampling frequency of 600 Hz. Hecreates a frequency spectrum and plots it. He observes a peak inthe spectrum at 105 Hz. With just one sampling rate, however, Jared cannot be sure that this is the true or actual frequency componentin his signal - perhaps there is aliasing. Name at least four other frequencies that could possibly be present in the signal that would alias to the observed peak.
A load is delivering 1400 VARs of reactive power at a power factor of 0.96 leading. Determine the complex power S and the average power P for the load.
The distribution line connecting the source to the load has negligible impedance. Load 1 is purely resistive and absorbs 60 kW. Find the per-phase impedance of load 2 if the line voltage is 415.69V(rms) and the impedance components are in series.
If you are going to use a Yz5 to lower a voltage of 13.8kV down to208V,m and are specifying the three single phase transformers that you will use, for each of the single phase transformers, what is its rated primary voltage, rated secondary voltag..
Your program should be efficient in the use of memory and computational complexity.
A 10m diameter cylindrical tank is emptied by a constant outflow of 1 m3 /min. A two position controller is used to open and close a fill valve with an open flow of 3 m3 /min. For level control the neutral zone is 1m and the setpoint is 10m.
Construct a Phasor Diagram to represent the source voltage, source current, voltage drops, VR, and VL across the resistor and the inductor. The diagram does not need to be drawn to scale. However, the values of the items represented must be includ..
A program has a char variable fruit that has been assigned a value. Write a switch statement that outputs "Apple" if the variable contains lower or upper case 'a', "Banana" if it contains lower or upper case 'b', or "Invalid Input" for any other v..
design a circuit to diplay the decimal equivalent of a 4-bit BCD value, input via swiches on the logic designer,on a seven segment display. use 7448 BCD to sevn segment decoder to do this. show the 7448 as a single functional unit.
Design an alarm circuit to be used in a process control system. Temperature (T), pressure (P), flow (F), and level (L) of a fluid are each monitored by separate sensor circuits that produce a high logic output signal when the following indicated p..
After 10 min the process is stopped, and fresh water is poured into the tank at a rate of 8 gal/min, with the mixture again leaving at the same rate. Find the amount of salt in the tank at the end of an additional 10 min.
A calibrated RTD with ALPHA = 0.0041/°C, R = 306.5 Ohms at 20°C, and PD = 30 mW/°C will be used to measure a critical reaction temperature. Temperature must be measured between 50° and 100°C with a resolution of at least 0.1°C.
A silicon wafer has a uniform doping density of 4x10^19 atoms cm^-3 of Arsenic and 4x10^19 atoms cm^-3 of Phosphorus. Assume that all atoms are fully ionized at room temperature.
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