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A mosfet amplifier has attribute for wwhich the mid band voltage gain between gate and drain is -27V/V the nmos trensistor has Cgs=0.3 pf and Cdg=0.1 pf. What input capacitance should be? FOr what range of single source resistances can one expet with 3 db frequency to exceed 10Mhz.Neglect the effect of RG.
Calculate the average power of this periodic signal. Find thediscrete Fourier series for x[n]. Calculate the average power from the cofficients ak A periodic signal x[n] has period N = 2. One period of x[n]
A voltage source v(t)=t*sin(t) is connected to a capacitor with C= 2 farad. Find the energy stored in the capacitor from t=0 to t=1 second.
Apply the classical Runge-Kutta method to solve the following initial value problem given y(0)=1 and the step size h=0.1. Verify solution using MATLAB. Plot the solutions obtained by using ode45 and dsolve. Compare the graphs and provide an explan..
A two-wire copper transmission line is embedded in a dielectric material with εr = 2.6 and σ = 2X10-6 S/m. Its wires are sperated by 3 cm and their radii are 1mm each. Calculate the line parameters R', L', G', and C' at 2GHz.
The temperature of water in a 25 gallon water heater is supposed to be raised from 60 deg F to 125 deg F. Compare the cost of using electricity and natural gas to heat the water.
Are these signals periodic, find their fundamental period T and their fundamental frequency, otherwise prove that they are non-periodic 1) x(t)= 4 cos(12 t+40) + sin(16 t) 2) x(t)=cos4t +3e-j12t
A 23-kVA, 2300/230-V, 60-Hz, step-down transformer has the following resistance and leakage-reactance values: R1 = 4 ohm, R2 = 0.04 ohm, Xl = 12 ohm, and X2 = 0.12 ohm. The transformer is operating at 75% of its rated load.
view an electrical substation that delivers power to a manufacturing plant, you notice large boxes with two terminals connected by wires to the substation network. What might be one function of these large boxes
An empty capacitor has a capacitance of 6.44 µF and is connected to a 12-V battery. A dielectric material (X = 4.5) is inserted between the plates of this capacitor. What is the magnitude of the surface charge on the dielectric
Consider a magnetic dipole carrying a current I. a. Calculate the magnetic flux density B at a point P specified in spherical coordinates. Express the answer in terms of the magnetic dipole moment m. Justify all the assumptions adopted.
a half wave rectifier circuit with a 1K ohm load operates from a 120V rms 60-Hz household supply through a 10-to-1 step down transformer. It uses a silicon diode that can be modeled to have a 0.7V drop for any current.
pressure limits of 10 kPa and 8 MPa, with reheat occurring at 4 MPa. The temperature of steam at the inlets of both turbines is 500°C, and the enthalpy of steam is 3185 kJ/kg at the exit of the high-pressure turbine
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