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Electrical-Engineering Questions
Electrical-Engineering Questions
) Calculate the total active power with respect to the following voltage and current waveforms.v(t)=30+100cos(t+30)+50cos3t+25cos(5t+60)+10cos7ti(t)=10+80cost+40cos3t+20cos5t+10cos7t
Silicon atom density is 5x1022 cm-3, i.e., number of silicon atoms per cubic centimeter of silicon....
In a series RLC resonance circuit, the resonance frequency f0 = 700 kHz. The resistor R...
A piezoresistive accelerometer has a full scale of 100g with a full scale output of 100...
Plot the waveforms in Excel for t= 0 to 1T (seconds). Reference the sinusoidal waveform shown...
Electromagnetism: A transmission line has a characteristic impedance Z0 = 50 Ω and attenuation 3 dB/100m...
Prove the maximum power transfer theorem for AC source and load impedances using phasors. Support your...
A three-phase induction motor delivers 500 hp at an efficiency of 0.91, the operating power factor...
if the power in the primary circuit of 4:1 transformer is 12 watts, what will be...
Obtain the per unit impedance and reactance diagram of the power system shown in Figure.1 G1...
What is the importance of symmetrical components in fault studies? Give an illustrative example (with computation)...
A signal of Vs = 5 sin (2πt/10 + π) V with added noise of Vs...
For a Relay in a 110Vac Control Circuit, approximately what voltage would be measured across contacts...
Given LTI system with following input response (can use properties of the Fourier transform like, sinc(x)...
A) Draw the circuit diagram and design a half wave rectifier AC-DC converter to deliver 12V-DC...
An inverting op-amp is built using a 200 Ω input resistor and a 4 kΩ feedback...
A bipolar 8 bit ADC measures 0 – 4 volts full scale. a. What is the...
Using the AddTwo program from Section 3.2 as a reference, write a program that calculates the...
If we were to build a truth table for a 16-input AND gate, how many different...
Given: y''+5y'+6y=x solve for all representations USING MATLAB 1. Differential System 2. Impulse Response 3.La Place...
Want a (kalman filter implemented in PID paper with a matlab code : m.file).
Design a circuit that increment a three bit binary number. Assume the circuit output is undetermined...
Permanent DC Machine Parameters Ra = 3 Ohms Laa = 0.25 H v = 3.0e-02*( 1...
I am trying to make a circuit using only NAND gates that would represent the result...
At what temperature is the number of electrons in some interval ΔE at the bottom of...
Q1) I am doing project .the development of a power converter ( Back -back converter with...
2.5 Loading effects. The ratings of a piezoelectric sensor indicate that at a certain stimulus the...
Most input modules have blown fuse indicators.
For the bit pattern “01011100110”, please design and plot (a) ASK, (b) FSK (c) PSK.
What is the invalid set and reset combination for an active LOW SR latch?
(TCO 2) You're writing an application for a ski resort to publish a snow report on...
An automatic starting circuit was designed for a parallel-current DC motor with the following rated operating...
Gulf Coast Electronics is ready to award contracts to suppliers for providing reservoir capacitors for use...
In high-frequency scattering, why does the backscatter RCS usually vary so rapidly with target movement?
[Hybrid multiplier design] Design a multiplier that has two 3-bit inputs. The first 3-bit input is...
design a circuit based on the noninverting op amp configuration that functions as a 1 mA...
Fm radio tuner requires a band-pass filter with central frequency of 90.9 MHz (WRCJ), and a...
Effect of electromagnetic field of over head line (OHL) on human ?
VHDL code for a 32-bit Arithmetic Logic Unit using "Reversible logic gates". Should be able to...
how yo find KVL in tye loop ? how to find KVL in the loop ?**
My final year project is underground cable fault detecton. kindly guide me about its abstract ,...
13. A single alternator isn't operating properly. Your first step in shutting down this single alternator...
Three heating elements are connected in parallel. What is the quickest action you can take to...
Compare LDPC with turbo code, in terms of 1) Complexity. 2) Delay. 3) Performance
Use MATLAB to plot the following signals against time. Also, plot their Fourier (frequency) spectrum. Use...
Suppose a three‑phase uncontrolled bridge recfier is required to produce an RMS voltage across the load...
work is placed on the belts of cast link conveyor furnaces by means
The gap between the valence and conduction bands of a certain semiconductor is 0.85eV. When this...
Explain the function of the control line/pin on ADC chip: SC, EOC, and RD
(x) Explain what feature of the microcontroller allows it to multitask. Give a small example of...
A tungsten evaporation source is rated at 1000 W and operates at 120 V. If the...
In a given transformer, 87% of the flux produced in the primary is coupled into the...
a series circuit has RL= 150 o, L= 30 mH, and the coil resistance of the...
The NEC refers specifically to appliances in NEC Article
What is/are the benefit(s) and advantage(s) of both the spinning reserve and calculating the interchange power...
An electrical load is rated for 1150 W at 115 V, single phase. What is the...
5) find the Fourier transform of: 2sinc(??) + sinc2 (??⁄2) 6) Express the following as a...
A balanced positive-sequence wye-connected 60-Hz three-phase source has line-to-line voltages of VL = 440 V rms....
compute the energy (Ey) of signal y(t) given x(t) = exp(t*(1+j*2*pi))u(-t), y(t) = Re{2x *((-5-t)/2)}
3- Two balanced Y-connected loads in parallel, one drawing 25 kW at 0.6 power factor lagging...
Provide answers for the following: What would the formula be, for the Average Probability of Failure...
What is the significance of the transfer conductance or transconductance gm? How does it relate to...
The signal ?(?) = cos200?? + 0.25cos700?? is sampled at the rate of 400 samples per...
Signals and systems question y(t) = y0 + a1*x1(t) + a2*x2(t) + a3*x3(t) + a4*x4(t) Implement...
v(t) =-5 sin (580 t - 110C) convert to phase
Q1) If a capacitor is capable of discharging a maximum current of 1A to a load,...
A Christmas tree light set consists of lights connected in parallel. The voltage can be provided...
1.) 208/120V Loads = 300KW PF 1.00 175KW PF 0.7 250KW PF 0.6 300KVA ang 39.12...
State the voltages you expect to appear on PORTB pins(7 to 0) in each of the...
A voltage of 1000 sin ω t is applied to the network where a cable of...
For the equation, y(t)=dx(t)/dt , determine which of these properties hold and do not hold for each...
a) Convert the binary number 101102 to base 8. b) Convert the decimal number 47.4410 to...
A shunt motor has an armature resistance of 0.25 W. The motor takes 125 A from...
A) Assume that a continuous-time aperiodic signal x(t) is real. Prove that the spectrum X(jω) satisfies...
You have to do mechanical modelling of a series and a parallel RLC circuit by converting...
A three-phase feeder has line voltage of 13.8 kV and supplies load of 7000 kVA at...
How do I keep a certain value for a specific amount of clock ticks using a...
1) Describe a device that uses Gray Code, and the advantage Gray Code has over normal...
two copper conductors have equal length. the cross-sectional area of one conductor is three times that...
Calculate the intrinsic carrier concentration in silicon at T = 250K and T = 400K.
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