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A certain element has a phasor voltage of V=86.6+j50 V and the current I= -2.5+j4.33 A. The angular frquency is 200rad/s. determine the value of C to two significant figures with appropriate units.
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.
Given a function G = K/(s + 5)^2 and needing to design a lag network that needs a phase margin of 45 degrees and a steady state error of 5% how do you calculate aplha and tau for the compensator fun
For an ideal Zener, is the Zener voltage is 15v and the power rating is 750mW, what is the maximum zener current allowed What is the relationship between base current and collector current called Show
Write at least one paragraph explaining why the power factor of the motor changes as the rotor mechanical speed changesin the induction motor. evaluate when the machine is operating in motor mode or
a voltage is given by v(t)=10sin(1000(pi)(t) + 30 degrees)V 1. use a cosine function to express v(t) in terms of t and the constant pi. find the frequency in hertz to two significant figures and appro
a sinusoidal voltage has a peak value of 15V, a frequency of 500Hz, and crosses zero with a positive slope at t=0.1 ms. write an expression for the voltage using a cosine function in terms of t and co
consider an ideal amplifire with inverse feedback. explain what is meant by a virtual ground for both inverting and non-inverting connections
Suppose we want to construct a parallel plate capacitor of C= 1[F] using square plates. (a)If the dielectric is air (Xr= 1), and the plates are separated by 1 cm, what dimensions will the plates hav
An additional motor load of 100 kW is needed. Find the new kilovoltampere load and power factor of the plant load if the motor to be added is (a) an induction motor with a power factor of 90 percent
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 valu
For evaporation from a point source, derive the ratio between the film thickness, d and the maximum thickness, d0 on a substrate of radius, r. What is the ratio for a surface source
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