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The thickness variation must be within ±10% across the substrate. Your evaporation chamber consists of two sources separated by a distance D and the substrate is at a height h from the source
A uniformly doped abrupt p-n junction (step junction) diode is fabricated. At room temperature 25% of the total space charge region (depletion region) is in the p region. The built in potential is a
Within a region with volume 2.1 m^3, J=xhat*3.2*x A/m^2. What is the rate of change of total charge within the volume (in C/s)
a certain ideal voltage generator is characterized as v(t) = 40 sin 377 t . If this generator is measured with a DC voltmeter, the instrument reads 12 volts, what is the rms value of this voltage w
Develop a register file that has 8 5-bit registers. The user can read or write to any of the 8 locations. Develop a state machine that causes the ALU to perform the operations and store the results
a 3 V voltage generator is depicted as a thevenin model, the impedence of the generator is represented by a parallel resistor-capacitor combination, the value of the resistor is 20 ohms and the valu
Estimate the size and weight of an 1970 automobile using 1970 electronics technology which would have the equivalent computational power and electronics a typical 2013 automobile.
The sinusodial modulating wave m(t) = (Am)cos(2*pi*fm*t) is applied to a phase modulator with sensitivity kp. The unmodulated carrier wave has frequency fc and amplitude Ac. Determine the spectrum o
A candidate material for a turbine blade application oxidizes by diffusion of metal atoms through the oxide to the metal surface, where metal and oxygen react to form the oxide. After 10 hours at 55
Two infinite, thin wires are oriented in the x-direction. One is at the origin, carrying a current of 1A. The second wire is at (0,20cm,0) carrying a current I in the same direction. What current is
A sensitive IC (integrated circuit) on a circuit board is located 1m from a long power line carrying 10A. The power line generates a magnetic field. You can place a trace on a circuit board with cur
a defibrillator supplies a maximum energy dosage of 20 jouls, and the maximum voltage of 8 volt. suppose it is desired to charge the capacitor from an ideal DC current source, and
A 1cmx2cm rectangular wire loop carries a current of 2A. What is the magnetic field at the center of the rectangle
Three zero mean, unit variance random variables X,Y, and Z are added to form a new random variable, W = X + Y + Z. Random variables X and Y are uncorrelated, X and Z have a correlation coefficient o
Design and implement a sequence detector using a finite state machine that detects the sequence 1, 1, 0, 1, 0. Consider previous/oldest bits for the sequence detection. Design the fuction using D-Fl
what is the common mode of starting the synchronous motor. Explain the function of the damper winding popularly called as the "amortisseur winding". Indicate all circuit diagrams to explain working
A uniformly doped abrupt pn junction (step junction) diode is fabricated. At room temperature 25% of the total space charge region (depletion region) is in the p-region. The built in potential is al
design a new p-type semiconductor material. Acceptor density is Na=5x1015 cm^-3 and there are no donors are present in the material. The effective densities of states for this material is given as
Calculate the probability of finding an electron at the bottom edge of the conduction band. Also calculate the probability of not finding an electron at the top edge of the valance band.
Design a state graph and state table for a Moore sequential circuit that has two inputs (X1 and X2) and one output (Z). The output begins at 0 and becomes 1 when X1 = 1 and X2 = 1, either concurrent
Let X be a zero-mean random variable having a variance of 9 and let Y be another zero-mean random variable. The sum of X and Y has a variance of 29 and the difference of X and Y has a variance of 21
a 8 farad capacitor is charged to 6 volts, at t= 0 this charged capacitor connected in parallel to uncharged capacitor, the value of this uncharged capacitor is 10 farad. calculate the amount of l
a. Determine the voltage regulation, the load resistance, the armature resistance, and the developed torque at full load. b. The speed of the generator is decreased to 1200 rpm, and the load resis
A series-connected dc motor has RF+RA = .6 ohmns and draws IA = 40 A from the dc source voltage VT = 220 V, while running at 900 rpm. What is the speed for IA = 20 A Assume a linear relationship b
A shunt dc motor has RA= .1 ohmn and VT = 440 V. For an output power of 50 hp, we have nm=1500 rpm and IA = 103 A. The field current remains constant for all parts of this problem.