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For the meter movement described in question 19 above, show how it may be adapted to serve as a voltmeter, with voltage ranges of 3 V and 10 V. Calculate the values for, and name, any additional components required to achieve this. Sketch the relevant circuit diagram.
An open container holds ice of mass 0.505 kg at a temperature of -11.0 Celsius . The mass of the container can be ignored. Heat is supplied to the container at the constant rate of 900 J/minute . The specific heat of ice to is 2100 J/kg and the hea..
A bandpass filter with a center frequency of 6kHz, a 3dB banwidth of 1 kHz, and a 50 dB bandwidth of 2kHz is connected to a signal generator that outputs a one volt square wave at a frequency of 2kHz. A spectrum analyzer is connected to the filter..
It is required that the network be stable and that no component of its response decay more rapidly than K1e^-3t. Show that these conditions are satisfied if K2>0, |K1| 3K1. Crosshatch the area of permitted values of K1 and K2 in the K1-K2 plane.
Suppose you are looking at two loops in the plane of the page as shown. When the switch is thrown closed in the left hand coil, what is:
A jet engine is modeled as a serial combination of a compressor, an adiabatic constant pressure combustor, and a turbine. Air (considered to have a variable specific heat) is compressed through a compression pressure ratio of 8.25:1
Create a plot showing the power supplied by each generator as a function of the total power supplied to all loads (you may use MATLAB to create this plot). At what load does one of the generators exceed its ratings? Which generator exceeds its rat..
You have a parallel plate capacitor of area A, gap d and two dielectric materials of constants κ1 and κ2. You only have enough of each material to fill 1/2 of the capacitor volume. Which arrangement maximizes the capacitance? Why?
In the differential amplifier shown in the schematic, R1 = R2 = 10 k ohm; R3 = R4 = 100 k ohm. Assume the ECG voltage at V1 = 100 mV, and the ECG voltage at V2 = - 100 mV. There is a power line interference of 200 mV at both input sites.
A student acquires a 50mV, 1mA (meter-A) and a 50mV , 2mA (Meter-b) d'arsonval movements and converts both the meters to measure 100v full scale individually. A potential divider consisting of 70k and30k resistors was powered using an ideal 100v D..
Show how to build each of the following single- or multiple-output logic functions using one or more 74X138 or 74X139 binary decoders and NAND gates. (hint: Each realization should be equivalent to a sum of minterms)
Calculate the surface-charge densities at an arbitrary point on the plane and on the boss, and sketch their behavior as a function of distance (or angle).
What is the coefficient of coupling for a transformer in which 4% of the total flux generated in the primary does not pass through the secondary?
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