Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
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
f(t) = t. B. f(t) = Sin wt find F(s). C. f(x) = y" + 2y' +y D. f(x) = y"' +4y" + 6y' + 9y. E. Given a serious electrical LRC circuit with an input source of 3Sin wt find the current i(t) expre
If the voltage across a capacitor is a square wave, predict the resulting current waveform (draw the voltage and current waveforms). Repeat the process when the voltage across the capacitor is a sin
Alice passes through four traffic lights on her way to work, and each light is equally likely to be green or red, independent of the others. Let X be the number of red lights that Alice encounters.
A piece of germanium doped with 1016 cm-3 shallow donors is illuminated with light generating 1015 cm-3 excess electrons and holes. Calculate the quasi-Fermi energies relative to the intrinsic energ
4H-SiC is doped with 2 x 1017 cm-3 nitrogen donor atoms (Ec - Ed = 90meV). Use Nc = 4 x 1020 cm-3. a. Calculate the electron density at 300 K. b. Calculate the hole density at 300K after adding 2 x
The stepped cylindrical tank is initially filled with liquid water at STP to a height H1. Subsequently, a plug at the bottom of the tank is removed to allow water to flow from the small hole of diam
Consider the problem of using a low-voltage system to power a small cabin. Suppose a 12-V system powers a pair of 100-W lightbulbs (wired in parallel). a. What would be the (filament) resistance of
Discuss the sequence of actions that occur in the operation of the control system for a traffic light, that includes sensors in the roadbed. Indicate which actions are time-driven and which actions
determine whether a three-bit number, a3, a2, a1, is equal to another number, b3, b2, b1, or if it is greater than that number. (We do not need an output for less than.) a. Show how the 7485 would b
To develop contoller as a sequential circuit using minimum number of D flip-flops and the minimum number of external gates. the controller should set the values of the control lines appropriately to
An input signal of 10 sin (2pi 1592t+0degrees) is applied to a series RC circuit with resistor R =1000ohm and capacitor C= 0.1 uF. The current flow through the capacitor is a. 10mApk angle 90 degree