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A three-phase 600VAC generator delivers 2000KVA at a lagging power factor of 81%. If the generator is 86% efficient how much horsepower is required to operate it If the generator outputs its rated v
what is the open- circuit voltage. power supply has isolated +- 15V and +-6V outputs,what is the maximum positive voltage and maximum negative voltage that can be output from power supply.
A three-phase delta connected load has a phase resistance of 15 ohms and a phase reactance of 17 ohms when connected to a 480VAC 60HZ line. What is the phase impedance, phase current power factor, a
Three delta connected transformers are supplying a balanced reactive load. The primary line voltage is 480 volts and the primary line current is 20.5 amps. The load power used is 4.8kw. What is the
an amplifier with a 1 MHz bandwidth and a 20 micro-V input signal. The input noise = 1 micro-V, output signal = 6.0 mV, and output noise = 1 mV. Find (a) SNR at the input Pin = Pn(in)= K(T)BW= 1.38*
Basic boost converter that takes in 600VDC and boost the voltage to 900VDC with an output power of 8KW and a switch with a frequency of 250KHZ. One inductor one switch one capacitor and one resistor
(a) Calculate the transformation matrix used to rotate an image by 45o clockwise about the Zaxis. (b) How would you use this transformation matrix to achieve the desired rotation (c) Use the transform
Overflow occurs when a result is too large to be represented accurately given a word size. Underflow occurs when a result is too small to be represented correctly (for example, a negative result whi
What are the rated full -load speeds of a 400HZ motor that may be connected for either two or four pole operation, assuming a full load slip of 4% for both cases
If the output of the function generator for a sinusoidal waveform is 6 voltage divisions peak to peak and the voltmeter reads 2.12V, find the volts/div scale that is being used. If the frequency is
The plant contains six 288MW generators. Given the overall facility efficiency is 76%, and the plant is capable of full output for a duration of 5 hours, determine the potential energy of upper rese
A series circuit has a 1k(ohm) resistance and a 1k(ohm) inductive reactance. v1= 1 vrms a. what is the impedance of the circuit in rectangular form b. the frequency is given as 1kHz, what is the in
Find the magnitude of the electric field at all points in space both inside and outside the slab, in terms of x, the distance measured from the central plane of the slab. What is the field for x = 1
An automobile battery has an open-circuit voltage of 13.6 V and a total internal resistance of 0.012 ohms. What is the terminal voltage of the cell when it is delivering 250 A to the starter motor
Three cells whose open-circuit voltages are each V are connected in series. What is the open circuit voltage of the series connection If the same three cells were connected in parallel
The Dinorwig pumped storage hydroelectric facility in Northern Wales utilizes an abandoned slate quarry named Marchlyn Mawr as the upper reservoir. 600 meters below the Llyn-Peris lower reservoir ca
An ideal C/D converter is followed by a discrete-time LPF which is followed by an ideal D/C converter. The sampling rate is 8000 samples per second. The input analog signal is bandlimited to 3900 Hz
Complete the design, including a schematic, of the implementation of the second version of the Gumball Vending Machine Example using D Flip Flops AND JK Flip Flops. Which of the two is the better de
A serial input finite state machine has one input and one output. The output becomes 1 and remains 1 thereafter when at least two 0's and at least two 1's have occurred as inputs, regardless of the
The total power delivered to a balanced, Y-connected, three-phase load is 720 kW at a lagging power factor of 0.8. The line voltage at the load is 3463 V. The impedance of the transmission line is 2
The input analog signal is bandlimited to 3900 Hz. The overall frequency response is required to satisfy the following: Gain > -1.33 dB for frequencies less than 1, 333.33 Hz Gain < -7.5 dB fo
(a) Using superposition, determine the voltage labeled vx in the circuit represented. (b) To what value should the 2 A source be changed to reduce vx by 10% (c) Verify your answers by performing th
Cradle to death is a typical lifecycle for any given application. The useful life of a particular application will vary based on advancements in a given discipline. It is critical to continuously se
Which sample produces greater Hall voltage: long and narrow or short and wide Thickness (d) is same in both the cases. With little explanations please. 1) If the concentration of scattering ce
the N-type P-type doping levels of a silicon p-n junction are nd=na= 5x10^16 cm^-3 caltulate the built in voltage Vbi a) at a room temperture b) at 300c c) at 700 c (ni= 1.10x1018 cm^-3) does a nega