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A 120V, 60Hz AC induction motor is in parallel with a power factor correction capacitor. The capactior has a value of 50 micro Farads and produces a minimum line current of 2 ohms. Determine the run
Power Systems question - Determine the fault current and voltages on busbars A, B and C
A CB amplifier is operating with RL = 10kΩ, Rc = 10kΩ, and Rsig =100Ω. At what current Ic should the transistor be biased for the input resistance Rin to equal that of the signal s
In a particular technology, a small BJT operating at vBE = 28VT conducts a collector current of 100µA. What is the corresponding saturation current. For a transistor in the same technology but
Sketch the four band diagrams across all MOS structures in equilibrium (VG = 0 V) and sketch the four band diagrams exactly at threshold (VG = VT), as the surface is inverted. Is the threshold voltage
a) Draw the State Transition diagram. b) Derive the State Table for implementing the counter using D flip-flops. c) Use K-maps to minimize the inputs to the D flip-flops. d) Show the final circuit.
What is the minimum Eb/Ieff (bit energy over effective noise energy) to yield P(e)<1% in the asynchronous CDMA system (additive white Gaussian noise, no multipath)?
In a particular technology, a small BJT operating at vBE = 28VT conducts a collector current of 100 µA. What is the corresponding saturation current. For a transistor in the same technology but
An Emitter follower with a BJT biased at Ic = 1mA and having β = 100 is connected between a source with Rsig = 20kg and a load RL = 1kg. a) find Rin, vb/vsig, and v0/vsig. b) If the signal ampli
A given application is reading and writing 32KByte files on a disk that has a data transfer rate of 150MByte/s. Measurements have shown that this disk incurs an average seek time of 6.7 msec and nee
The department of energy projects that between the years 1995 and 2010, the united states will need to build new power plants to generate an additional 150,000MW of electricity to meet the increasin
Compute z in decibels required to give PE = 10-7 for noncoherent, binary FSK and for DPSK. For the latter, carry out the computation for both the optimum and suboptimum detectors.
Find the signal-interference ratio in dB when 120-sectoring antenna is used and the propagation coefficient n =3. If a cluster is replicated 10 times within the system, find the total number of users
Draw a block diagram for a datapath that contains: an 8-word, three-port register file; an ALU that accepts operands either from the datapath or from an external source; and a shifter that shifts th
A portable electric garden tool uses a 11 volt rechargeable battery pack with a rated capacity of 2.1 amp-hours. If the tool is used with a continuous power output of 0.2 horsepower, what is the exp
A receiver produces a noise power of 200 mW with no signal. The output level increases to 5 W when a signal is applied. Calculate the signal-to-noise ratio as a power ratio and in decibels.
A sequential circuit receives decimal numbers encoded in BCD one digit (4 bits) at a time, starting with the least significant digit. The circuit outputs are the 10's complement of the input number,
In telecommunication systems, Time-Division Multiplexing and Frequency -Division Multiplexing are used. Give detailed explanations for both systems and give succinct examples for each of them.
Design an op-amp astable multivibrator to have an output frequency of 400Hz and the frequency should be adjustable by plus or minus 20%. Use a 741 op-amp with supply of plus or minus 18 volts.
A device moves 120 coulombs of charge from point a to b in 8 seconds. the distance between a and b is 6 cm. the energy expended in moving the charge is 600 Ws. calculate the voltage between a and b.
Estimate the mass transfer area per unit volume (a) for this column, estimate the Hoy value for this column and calculate Noy and estimate the height of the column using your answer for Hoy
A 6-bit A/D converter with a full-scale voltage of 20 V is to be employed in a binary PCM system. The input analog signal is adjusted to cover the range from zero to slightly under 20V, and the conv
1) Determine the number of possible PCM values that can be encoded for (a) 6 bits and (b) 10 bits. 2)it is desired to represent an analog signal in no less than 500 values. determine the minimum num
Shannon's Law describes the relationship between bandwidth, signal power, and noise in determining the theoretical maximum Capacity in bits per second of a particular communications channel.
The work-piece motion of a certain system is measured using an LVDT that outputs 12mV/cm. (i) If the output from the LVDT ranges from -12mV to 24mV, what is the maximum horizontal motion of the work-p