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A 100mF capacitor is connected in series with a 10 kW resistor and a 10-VDC source for 2 seconds. Then it isdisconnected quickly and connected to a single resistor of 1kW. (a) Write the capacitor volt
This will allow us to represent 256 numbers in that range, and there are only 6 integers in that range, so we'll be able to represent 250non-integral values, such as, perhaps, 2.5. Assume we will us
At the receiver, the carrier is reinserted during demodulation, but its frecuency is 5.00015 MHZ rather than exactly 5 MHZ. How does this affect the recovered signal How would a voice signal be affe
A 120 V(rms), variable frequency source is connected in series witha 100 ohm resistor and a 100uF capacitor . Find the input power to the cirtcuit from the source at th frequency where the power fac
Does anyone understand this solution. It looks like they arecompetely ignoring the 30V source. And then when you remove thesources to find Rth, the 40ohm and 10ohm resistors look to be in series to
The two loads draw a total average power of 52,800 W at a power factor of 0.8 leading. One of them draws 40K VA at a power factor of 0.96 lagging. What is the power factor of the other load
The variable resistor R in the figure is adjusted until it absorbsthe maximum power from the circuit. a) Calculate the value of R for maximum power. b) Determine the maximum power absorbed by R
Determine in each case whether the indicated signal x(t) isperiodic. If x(t) is periodic, find its fundamental frequence in Hzand fundamental period in seconds. a)x(t) = 3-5cos(1080t) + 7cos(2160&pi
Let the load resistance R = 100ohms and the filter capactitor C = 100 uF. Find the average dcoutput voltage, the time interval during which the diode conducts,the average diode current durring condu
Prepare and tabulate the design aid for partial flow as per the equations for interpolation of velocity and diameter for corresponding flows.
A) Explain why there is a maximum limit on the size of emitter resistor in a UJT circuit. B) Explain why there is a minimum limit on the size of emitter resistor in a UJT circuit.
The nameplate on a 50 kVA transformer shows a primary voltage of 480 V and a secondary voltage of 120 V. We wish to determine the approximate number of turns on the primary and secondary windings.
Design a combinational circuit that compares two 4-bit unsigned numbers A and B to see whether B is greater than A. The circuit has one output X, so that X = 1 if A < B and X = 0 if A >= B.
Draw the schematic diagrams for half wave and full wave rectifier and their typical output waveform. Also write formulae to determine i) Peak load voltage ii) DC load current
The pixels in a certain CCD camera have identical sensitivity functions w(x,y).Write the spectrum Fs(u,v) of the sample function fs(x,y) measured by the camera. what filter H(u,v) is required to
David has a collection of resistors of various values, but all are rated for the same power capacity of 2 watts. Show how he can combine resistors to obtain an effective resistance of 50 ohms rated
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
a new type of battery deleivers 10 watt of powr for 8 hours without voltage or current fluctuation. after 8 hours, however thepower output drops linearly from 10 watt to 0 in only 5minutes. (a). wha
Explain the differences among a truth table, a state table, a characteristic table, and an excitation table. Also explain the difference among a boolean equation, a state equation, a characteristic
Provide an output V to indicate that at least one of theinputs is present. The input with the highest subscript number has the highest priority. What will be the value of the four outputs if inputs
A silicon diode with an area of 100mm´100mm is doped with ND=2e17cm-3 and NA=1e20cm-3. It has an IS=1fA, nonidealityfactor n=1 and tT=1ns. Consider room temperature of 300 Degree Kelvin.
Design a circuit to multiply two 2-bit numbers -a,b and c,d and produce a 4-bit product -w,x,y,z. Show the truth table and the equations.
A step-down transformer has a 120V rms primary voltage applied and a 12V rms voltage is measured at thesecondary. Assuming the transformer can be considered ideal,determine the turns ratio, n.
A potentiometer is used to measure the position of a shaft. theinput range of shaft position is from - 160o to +160o . the corresponding output range is from -20 to +20 v. what is the span of this p
design a DC power supply with an ouput voltage of 12 v from an Ac source of120 v rms and 60 HZ. the rms ripple voltage should be limited to10% of the DC output. use a load resistance of 10 KΩ