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Consider a circuit that is connected to a phasor of 120V/0 degrees. The circuit feeds a 10 ohm resistor on the "hot" lead and then the circuit branches. One branch has a 0.1 A /-300 degree phasor cu
Consider a MOS device with the following parameters: Aluminum gate, p- type silicon substrate, oxide thickness of 20nm, and surface fixed oxide charge of 4x1010 cm-2 (a) Determine the doping concent
Design (determine) the metallurgical channel thickness of an n-channel silicon JFET such that the pinch off voltage is -3.0V. The doping parameters are NA=3x1018cm-3 and Nd=2x101616 cm-3.
A circular disk having a radius of 4 ft and weighing 40lb has a small weight of 20lb attached to it at a distance of 2ft from its center. If the disk is in the vertical plane and set in rotation abo
A torque of 10 N.m is applied to a uniform disk shaped flywheel. The flywheel has a mass of 20kg and a radius of 0.5m. At t=0, the flywheel is at rest. How much energy is stored in the flywheel at t
Hockey puck B rests on a smooth ice surface and is struck by a second puck A, which has the same mass. Puck A is initially traveling at 14.6 and is deflected 28.0 from its initial direction. Assume
How long will it take before it is considered dangerous to live in this mountain valley - atmospheric pollutants in a certain mountain valley grown according to a natural growth model
The battery is made by connecting 7 unit cells in series and then by connecting 5 of these series cells in parallel. Each unit cell has the voltage of 1.25 V and the internal resistance if 3.2 Ohm.
Assume Rayleigh fading channel with BPSK modulation. Using MATLAB, plot bit error probability (BEP) under both coherent and non-coherent detection. Your figures should include plots from both analys
A 220V , 13.47KVA, 0.707 lagging power factor load is in parallel with a three phase wye- connected round rotor synchronous motor having a synchronous reactance of 1.27W. The motor draws 33KW at apo
Derive the state diagram for an FSM that has an input w and an output z. The machine has to generate z = 1 when the previous four values of w were 1001 or 1111; otherwise, z = 0. Overlapping input p
A peak power tracker having 5 identical 0.2 m2 PV modules is used to built a PV charger is built from a with an efficiency of 80%. The test ratings of the modules are imp,ref = 2 A, Vmp,ref = 20 V ,
two infinite line charge of uniform charge density of 20nC/m are parallel to z axis and passing through points x=0 y=3 and x = 0 y = -3 in free space. Compute the electric flux flowing out of the su
Rectifying a sinusoidal provides a way to create a dc source. In this problem we consider the Fourier series of the full wave and half wave rectified signals. The half wave rectified signal xf(t) ha
Any causal signal x(t) having a Laplace transform with poles in the open left s plane (i.e. not including the jO axis)has, as we saw before, a region of convergence that includes the jO axis, and as
Use a 5nF capacitor to design a series RLC bandpass filter in series. the center frequency of the filter is 8kHz, and the quality factor is 2. perform the analysis in Pspice and graph the transfer fu
Design a circuit with four single-bit inputs X, Y, T, and Z, but only one single-bit output E. A two bit control code word S0S1 selects which of the four inputs is propagated to the output (the sele
Compute the DFT of the first 4096 points of the noise and plot the noise's DFT magnitude in dB vs. frequency. Notice that the noise DFT magnitude is "flat" (well, it is quite ragged, but the top of
The column line parasitics are 1 Ohm/bit and 12 fF/bit. Determine the minimum number of repeaters which must be inserted into the row lines such that the overall access line will be reduced to less
Show that it moves in a cycloidal path, and find the drift velocity, or the velocity of the center of the rolling circle along the z axis. If the electric field is 10^4 volts/cm and the magnetic fie
Prove that the potential cannot have a minimum in an uncharged region of space. Prove therefore that a point charge cannot be in stable equilibrium under the action of electrostatic forces in an unc
The signal x(t) consists of sum of two components, x1(t) and x2(t). The signal x(t) is bandlimited to 40 kHz, and it is sampled at a rate of 100 Khz to yield the sequence x(n). It is desired to suppre
Three identical inductors are connected in series to a 240v 1000hz line, and the circuit current is .6A What is the inductance of each inductor
500W lighting is connected in parallel with an inductive load. A clamp-on ammeter reveals a total circuit current of 7A. What is the inductance of the load connected in parallel with incandesent lig
A 50 cycle ac has a maximum instantaneous value of 42.42A.It crosses the zero axis in a positive direction when time is zero. Determine a)time when current first reaches a value 30a