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Electrical-Engineering Questions
Electrical-Engineering Questions
If a three-phase load is a pure reactive load, then the power calculated has units of...
1292) Determine the Inverse Laplace Transform of F(s)=(18s + 3)/(s^2+20s+164). The answer is f(t)=Q*exp(-alpha*t)*sin(w*t+phi). Answers are:...
A 5 V battery is rated at 1,709 mAh. What is the battery's lifetime (in hours)...
Given two vectors v=[-2 4 1 0] and w=[3 4 1 0], MATLAB will return a...
Consider E is expected value/mean, n is noise, o is standard deviation and u is mean....
An ideal transformer has the next nominal values: 20 kVA, 480/120 v, 60 Hz. The primary...
what must be installed at each outlet or switch location? A- a device B- a switch...
A 60 km-long three-phase 60-Hz transmission line has per phase line inductance of 1.554 mH/km and...
An opaque surface has a reflectance factor of 80%. The surface is normal to the light...
why is it a requirement to factor in any continuous loads when completing a panel schedule
Suppose you wanted to measure the frequency of a note played by a piano and sensed...
Create a function in MATLAB “rampseq”, which performs following operations: Function [x,n]=rampseq(n0,n1,n2) • Takes three parameters...
You are given five resistors. 47 kohms, 4.7 kohms, 2.2kohms, 1kohms, and 10kohms Describe how to...
Find the Laplace transform of f(t) = e^σt sin(ωt)u(t) for real σ and positive ω. What...
You have an intrinsic semiconductor. (a) When temperature T = 0[K], obtain the density of electrons...
In PIC18F programming model, what is the difference between the W register and data registers?
1.What are additional components (hardware/software or service) in 5G networks? 2.What are the differences from previous...
I have to plot in the xz plane the magnetic field of a dipole in matlab....
For the single-cycle ARM Thumb datapath discussed in class, what is the decimal value of lower...
In an ungrounded electrical systems with conductors installed in grounded metal raceways and enclosures, what is...
Write a SystemVerilog module that implements the conversion logic using functional description: module gtob(input logic [3:0]...
Draw Finite State Machine for 3 bits counter that can count from 000 to 111 and...
Choose the best answer for the capacitance value that has a capacitive reactance of 1 kΩ...
Introduction to Semiconductors Question: The Si-Si and Ar-Ar bond energies are 326.8 ±10.0 kJ mol-1 and...
Automating tasks is not a new idea, it has been happening for many years. Briefly identify...
A single-phase 400V/200V transformer is supplying a load of 4 kW at 200 volts, 0.9 power...
Draw a circuit that converts 5 bits binary to BCD
Topic: Green Designs - Solar Photovoltaic Systems: Commercial Discuss an upcoming and new trend in “Green...
Is there a relationship between electrical resistivity and capacitive reactance? Someone on this website said there...
a) The rollback-to-zero event, Channels 1 and 2 share the vector A1. Who is responsible for...
Assuming a multiplication factor of 10,000, what is the number of electrons that would be collected...
An instruction cycle normally includes instruction fetch, decode, operand fetch from memory, execution, update program counter...
Calculate the cutoff frequency of a silicon JFET with the following parameters: µn=1000 cm2/V·s a =...
Make a function to generate: y = t sin (3t) where t is an input by...
in figure 10.38 which is a simple single phase transformer with primary terminals h1 and h2...
from implementation perspective, FIR filters ____________________ require iterative structure can be more difficult of implement require...
Compute the unit-pulse response h[n] for the discrete-time system y[n + 2] - 2y[n + 1]...
1. prove and derive the resonant frequency of a short diopole antenna
1.8 (1 marks) A computer has a word length of 8 bits (including sign). If 2’s...
Explain how a keypad interface IC works. Please answer this question in paragraph form. Also, please...
im not sure how thjngs wirk here . am i supposed to post a question and...
Using MATLAB simulate and create: Use Frequency Modulation to modulate a cosine function with fm=500 Hz...
How does electrostatic force in the direction normal to the plate in a parallel plate capacitor...
1. An npn transistor is operating in the forward-active region with a base current of 3...
A GSM-900 band use uplink (UL) frequencies from 890-915 MHz and downlink (DL) frequencies from 935-960...
An AM signal with 24 percent positive modulation has carrier amplitude 6 V. What is the...
Using the data below, determine the real component of the desired pole (which your root locus...
Please simplify the following Product of Sums using Boolean algebra and Karnaugh Maps, where *, +,...
Complete the state transition and Excitation tables below for a 4bit decade counter using positive edge...
A three-phase, Y-connected, 6.9-kV, 8-pole, 60-Hz, synchronous motor has a synchronous impedance of 0.01+j6 Ω/phase. The...
A bose loudspeaker has effectiveness of 90mpa/v . if the speaker were to deliver 80 dB...
In a P-type semiconductor, the Fermi level lies 0.4 ev above the valence band at 300...
Help needed in Interaural Intensity Difference (IID)/Sound Intensity Level: Assuming that the media transmission is in...
if the two branches of a 440v parallel circuit have the impedences z1=2-j and z2 1+j3...
a) What is the value in dB of the free-space loss for a carrier frequency of...
Find a closed-form of the z-transform of x[n]= -(0.6)^-n, for n = -999 to -1
Design a sequential network with a shifting state register. The network has one binary input x...
6.48. Design a three-element, −40 dB side lobe level Dolph-Tschebyscheff array of isotropic elements placed symmetrically...
I'm in need of help adding shorthand phasor angle's on a TI-84 Plus calculator. I'm going...
A series of excitation DC motors have an armature winding resistance of 0.3 ohms, a field...
I will thumbs up. Please provide all step and necessary information so I can follow along...
What is the maximum distortion (% in amplitude and in time delay) that affects a low-pass...
A micropipette electrode has a lumen diameter of 2 μm at its tip. The glass wall...
Given an input voltage of 120VAC (RMS) +/- 1% mains voltage with 60 Hz frequency (plugged...
1. Explain why an indirect bandgap semiconductor is not considered “good” optical semiconductor. 2. Explain why...
select the best answer: (TCO 2) Coupling capacitors are used in ______. BJT circuits FET circuits...
what does it mean by SNR= - 20 DB. EXPLAIN
If the input signal is a pure sinusoidal signal at a frequency exactly equal to half...
A. Three identical loads having an impedance of (8.66 + j5) ohms are connected in wye...
Which of the following are design steps for making a notch filter? Select all correct answers....
According to the NEC Table 220.55, what would the demand load be for two 14 kW...
Describe very!!! SIMPLY and with the aid of sketches/diagrams (OF THE 3-PH SYNCHRONOUS GENERATOR)!!! , the...
Series Circuit Analysis Solve for the missing values using Ohm's Law Et 120V E1 E2...
If a pure silicon crystal has 1 million free electrons inside it, how many holes does...
Design a combinational circuit that coverts a 4-bit Gray code to a 4-bit Excess-3 code. I...
please need correct answer. I will upvote. Design a second-order digital bandpass Butterworth filter with a...
Q1) minimize these Boolean Algebra : a. (a’ + b + c’)(b + c’ + d)(b’...
Design a DC to AC circuit (must convert square wave to sine wave), using 555 timers,...
Why is the use of an input transformer safer than using a half-wave rectifier
Simplify the following Boolean expressions to a minimum number of literals using only Boolean algebra (a)...
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