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Design a load resistor (resistance rating and power rating) network to have the transformer operate at full load. Design a second network for half load. You may need to combine several resistors to
The capacitor in an RC circuit (R=10.0k Ohms and C=25.0uF) is initially uncharged. Determine the charge and current flowing in the circuit at 0.40 time constants (t=0.40 tau) after the circuit is c
A pipe of inner radius 4 cm, outer radius 6 cm, and infinate length is centered on the z-axis. Charge is evenly distributed within the wall of the pipe in the amount of 16 coulombs per meter length.
Three single phase transformers with a turns ratio of 1:1 are connected to form a three phase transformer. The transformer input is a three wire three phase 120V (line-to-line) system. the transform
Write the VHDL text file for a circuit to implement the arithmetic circuit that adds two 10-bit numbers (A and B) and subtracts a third 10-bit number (C) from the result. Use INTEGER types.
A 10 uH inductor is connected to a circuit such that prior to t = 0 the current through the inductor is 10 mA. After t = 0 the current through the inductor is iL(t) = 10e^(-1000t) mA where t is time
The transformer input is a three wire three phase 120V (line-to-line) system. the transformer output supplies a "Y" connected three phase load with a phase impedance of 600 + j300 ohms. A. sketch th
A Y-connected load has an impedance of 25+j12 ohms in each phase. It is desired to raise the load power factor to .95 lagging. (a) What size capacitor should be placed in parallel with each phase impe
design a 4th order Butterworth band-pass filter, using a low-pass filter followed by a high-pass filter, to extract the 1200Hz and 1500Hz components from the signal x(t) a. Determine the cut-off fre
An engineer decides to take 600 samples at sampling frequency 9000Hz. A Fast Fourier Transform (fft) program was applied to obtain the frequency spectrum of the signal. What is the frequency resolut
A rectangular loop of wire in free space joints point A(1,01,) to point B(3,0,1) to point C(3,0,4) to point D(1,0,4) to point A. The wire carries a current of 6mA, flowing the az direction from B to
the SABER instrument aboard the TIMED satellite orbits the earth in a sun-synchronous polar orbit 625 Km above the earth. each of the 10 SABER focal plan detectors is 0.14mm high by 2.0mm wide. the
(d) Use the colon operator to create a matrix D by extracting the first through third columns of matrix A. (e) Create a matrix F by extracting the values in columns 2, 3, and 4 and combining them into
a) It is required that the propagation delay be limited to 60 psec. Find the required device widths b) Find the High and Low noise margins, i.e. NMH and NML. c) What is the peak current drawn from VDD
1. Calculate the total (composite) load power factor, true power, reactive power and apparent power. 2. Also calculate the full-load current and the amount of capacitive KVAR needed to bring the ove
For the system represented by the following difference equation y[n] = 0.5x[n] + 0.5x[n - 1] find: (a) the transfer function H(z) of the system. (b) the frequency response H(e^jw) of the system.
Consider a Si p-n junction with n-type doping concentration of 10^16 cm^-3. This junction is forward bias with V=0.8 V at 300 °K. Calculate the minority-carrier hole concentration at the edge of
A)An amplifier has an input voltage of 0.5V and an output voltage of 12V.Calculate the increase in unit decibels. B)An amplifer has an input power 2W and an output power of 80W. Calculate the increase
On a logarithmic vertical axis from 1ohm to 1Gohm, and a logarithmic horizontal axis from 1rad/sec to 10^9 rad/sec, sketch the following: a) A 1 kOhm resistor and a 1 mH inductor in parallel and (sep
The total current in a semiconductor is constant and is composed of electron drift current and hole diffusion current. The electron concentration is constant and is equal to 10^17 cm^-3. The hole c
A fair 6-sided die was tossed in a fair way 5 times. a. What's the probability of getting the sequence of outcomes 1, not 1, 2, not 2, 3 b. What's the probability of getting exactly two 6's in the s
The amplitudes of two signals X and Y have joint pdf: fXY (x,y) = e^(-x/2)*y*e^(-y^2) for x>0 , y>0. (a) Find the joint CDF (b) Find P [sqrt(x) > y] (c) Find the marginal PDFs (d) Determine
The output of a communication channel is Y = X + N where X and N are independent, zero mean, random variables. X represents signal and N is noise. (a) Find the correlation coefficient between the in
a) Determine the frequency range of the local oscillator for this receiver b) Analyze and explain whether it's possible for this reciever to receive both a diesred AM station and an image station wi