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A Transconductance amplifier is to be used to interface a voltage signal Vs(t) to a resistive load R(L)=5k ohms. The signal source is represented by a Thevenin equivalent circuit with a source resistance R(S)=20k ohms. The design is to provide an overall voltage gain G(v) such that Vo(t)=10V Vs(t), ie., G(v)=10V/V. The problem is to define the parameters of a transconductance amplifier (Ri. G(m), and Ro) for this use. These parameters must be selected to fall within the following range:10K<R(i)<25k ohms1mA/V<G(m)<10mA/V5k<R(o)<20k ohmsSelect suitable values for the amplifier parameters and show that an overall voltage gain G(v)=10V/V is obtained. Also find the overall gain G(i)=i(s)/i(i) and power gain G(p)=p(s)/p(i) for the amplifier.
Find the electrical current through the bar when avoltage of 10 V is applied across the one-inch dimension.b) How long does it take an average electron to drift from one end of the bar to the other
b. Draw the logic diagram, using the original Boolean expression. d. Obtain the truth table of the function form the simplified expression and show that it is the same as the part one. e. Draw the logic diagram from simplified expression, and compare..
smoke detector was loaded with 0.2u Curie when purchased 20 years ago. The isotope is Am-241with a half-life of 426 years. How much remains today
A thin spherical shell of 0.4 kg and a diameter of 0.2 m is filled with alcohol of density 800 kg/m^3. It is released from rest at the bottom of a container of water. Calculate the acceleration of the shell as it rises to the surface.
Suppose you are driving inside a tunnel. Assume that each of the two tunnels is 22ft wide and 13.5 ft tall. 1. Can you receive an AM radio signal in an automobile 2. Also determine weather FM signals can be received inside the tunnel.
Refrigerant 134a enters a steady flow, andiabatic revesible turbine as saturated vapor at 1200kPa and expands to 100kPa. If the power produced by the turbine is 100kW, find the volume flow rate of the refrigerant at the turbine exit.
a. Sketch the spectrum of the original signal and the sampled signal from 0 kHz and 25 kHz. b. Sketch the recovered analog signal spectrum if an ideal lowpass filter with a cutoff frequency of 4 kHz is used to filter the sampled signal. X(f) 10k 2..
A balanced three-phase inductive load is supplied in steady state by a balanced three-phase voltage source with a phase voltage of 120Vrms. The load draws a total of 10kW at a power factor of 0.9.
Derive the transmission and reflection coefficients for the case of tunneling through a square potential barrier with 0
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 lights. Assume a voltage of 120v and 60hz.
a low pass first order instrument has a time constant of 20ms. Find frequency in hz of the input at which the output is 93% of dc output. Find phase angle.
An amplifier is to have an input of 100watts. Its effeciency is 75%, what is the maximum ambient temperature wherein this amplifier may be placed with a maximum junction temperature of 200degC and a junction to case thermal resistance.
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