Electrical Engineering question and answers for August 01, 2023
- Q Give the Vs and Vo waveforms of a three phase bridge controlledrectifier. Draw different waveforms for angles 30,60,90,120 degreesfor each a resistive load and then a RL load. Clearly label...
- Q Hello, i am currently working on an attendance systemusing MATLAB by the comparison of 2 images of the same class, doesanyone have any ideas or methods to use
- Q What are the factors that influence the trauma caused by anelectric arc? How do they impact the trauma?
- Q Consider a finite state machine with a control input calledmode. When mode = 0, the machine operates as a mod-3 down counter,where the outputs are the count values. When mode...
- Q 1. How many complex numbers z are there such that z3= 1?2. Translate x(t) = -cos(πt + π/3) into standard form A⋅sin(2πft+ φ) (There are multiple correct answers)3. If fs...
- Q gow does scan expansion mesh and scan expansionmeshless work in a oscilliscope?in other words what happens inside an oscilliscope when i turn thetime/div knob?
- Q PN Junctions and breakdown1. Draw and interpret energy band diagram for pn junction inequilibrium, forward, and reverse bias2. Describe what physically happens (And why) when you put n-Siin contact with...
- Q This concept of  (A/D conversion and sampling rates)could be relevant to envisioned future career field.Could you write a paragraph commenting please?
- Q Explain Peterson coil.
- Q module traffic(clk, reset, P1, P2, P3, P4, PL);input clk;input reset;output[4:0] P1;output[4:0] P2;output[4:0] P3; // four roadsoutput [4:0] P4;output[3:0] PL; //Pl is pedestrianreg [4:0] P1;reg [4:0] P2;reg [4:0] P3;reg [4:0] P4;reg...
- Q In MATLAB, the script should use bothfor and while loops.Game Mode: Randomly generates 10 unique(e.g. non-repeating) multiplication problems that involvemultiplying the integer selected in the previous step by an integervalue...
- Q ? A. B. C. D. E. 1.The amount of charge on a capacitor in anelectric circuit decreases by 30% each second.   ?    A    B    C    D    E      2.Polluted water is passed through a series of filters. Each...
- Q Write a note on UNSW G17 substation.
- Q What is the main difference between gated and edge triggereddigital devices?
- Q What is the difference in the voltage output ofa BJT Transistor switch circuit   and aBJT Emitter follower circuit?
- Q Mention the administrative solutions required in a HV labenvironment
- Q Design a high-passfilter that reduces magnitudeof H(jw) to0.4forthesignal with 1000(Y+1) Hz.a)Use 10 Ωresistorand calculate the valueof the inductanceof the filter. Calculate the cutoff frequencyofthe filter.b)Design another filter for the same...
- Q 1)Why is there phase difference between voltage and current inan a.c. circuit ?. Explain the concept of power factor.2). Discuss the disadvantages of a low power factor.3. Explain the causes...
- Q What is a good ground resistance value? Hence explain the rulesgoverning earthing in Australian residences
- Q Filtering/edge detection, gradients, Laplacians, Sobel,Canny, etc. briefly what do each technique(basic information). What do we mean for segmentation?Any example?Which technique of the above provides better edgedetection? Why?
- Q What approach would you use to analyze a series/parallel ACcircuit? How would you determine the magnitude and phaserelationships for the voltages, currents, and powers in thecircuit?Preferred typed answer please.
- Q Indirect detection systems and direct detection systems.What do we mean? (Bioinspired Vision Question)
- Q explain in detail with diagrams what is corona effectand explain it's dis advantages briefly
- Q 3. Describe briefly how the primary equivalent T circuit iscreated in transformers and what physical quantities its elementsrepresent.
- Q ------An analog signal is sampled, quantized, and encoded into abinary PCM wave. The number of representation levels used is 1024.A synchronizing pulse is added at the end of each code...
- Q What are nanostructured magnetic materials and theirapplications?
- Q given the transfer function G(s) = (1.151 s + 0.1774)/(s^3 + 0.739s^2 + 0.921 s), write the state equations x'= Ax + Bu + Dw , and y= Cx for...
- Q Discuss the advantages and disadvantages of using Mesh currentanalysis, Nodal Analysis and Superposition Principle, for analyzingelectrical circuits ?ps. I would appreciate if the answer could be sent in textrather than...
- Q Design an 8-bit adder. Show Verilog code and testbench.
- Q timer base value of timer instruction
- Q Explain what is RTS/CTS scheme. How can they mitigate theexposed node and hidden node problems?
- Q matlab codes for fast decoupled power flow using thesevariablesZ1231-0,01+0,03i0,02+0,04i20,01+0,03i-0,02+0,03i30,02+0,04i0,02+0,03i-BUS 1BUS 2BUS 3P510Q23V1teta0
- Q 5) uniform linear array is required to produce anendfire beam when it is operated at afrequency of 10 GHz. It contains 50 radiators and are spaced at0.5λ. Find theprogressive phase...
- Q A copper wire has a radius of 1.0 mm. What is the resistance of2m of the wire at 0 degrees C?A. 6.3 microOhmsB. 9.9 microOhmsC. 6.3 nanoOhmsD. 9.9 milliOhms
- Q a. Mention the two basic control channels of synchronousgeneratorsb. Which of the two has a much faster response?c. Explain why are the two control loops arenon-interacting?d. Write down four voltage...
- Q Please prepare a tutorial on what positive definite means fromthe point of control systems engineering. Provide an example how tocalculate and determine this.
- Q A pool worker of a swimming club was instructed to add a certainchemical to the pool. He went down to the pump room, barefoot. Theroom was below ground level and...
- Q Copper has 8.5∙1028 free electrons per cubicmeter. A 71.0 cm length of 12-gauge copper wire that is 2.05 mm indiameter carries 4.85 A of current. (a) How much time does...
- Q Describe how DDoS attacks may be mounted against TCP and UDPservices. In what way will being connection-oriented be differentfor TCP and UDP?
- Q Explain in details the relation between phase and line voltagesand currents in a starconnected balanced positive sequencethree-phase system. Use only one method of analysis.
- Q assumingn=m=1A230+m V,series DC motor has a field winding of 35+m turns per pole, Itsarmature resistance is 0.09+.01*m ohm and field resistance is0.06+0.01*m ohm. The magnetization curve expressed in terms ofmagneto...
- Q Can you please type a short summary on what is LTE AND 5G? andtheir differences?
- Q a) A 50kW separately excited DC motor has armature resistance of2.5W, armature inductance of 30mH and back e.m.f of 100V when themotor is fed from a buck converter with 250VDC...
- Q Critically evaluate different techniques used to solve problems onseries-parallel R, L, C circuits using A.C. theory.
- Q Please write in multisim:Design 3 bit a synchronous counter to produce the followingsequence: 0, 1, 2, 5, 3 then 0.byusing J-K Filp Flop..Please i need in multisim and Step of solution.Thanks!!
- Q Determine where the system is 1) linear 2) causal 3) stable and4) time-invariant. a)y(n)= nx(n) b) y(n)=x square(n)
- Q can i use port mapping inside a process in vhdl coding
- Q A 3-phase, 380 V, 50 Hz , 6 pole, Y-connected induction motorhas R1 = 0.1 W , X1 = 0.4 W, R2’ = 0.12 W , X2’ = 0.4 W,...
- Q List the Electric equipment used in Testing and Maintenance ofMotors. Discuss each equipment.
- Q The Ethernet standard uses CSMA/CD as a MAC protocol, whereasthe WiFi networks usesCSMA/CA. Consider you are using your Home LAN mostly fortransferring streaming mediasuch as video, audio, and playing online...
- Q Differentiate between centralized and distributed generationsystem.
- Q Q) Implement Buck Converter in PSPICE Orcad. Kindly Perform stepby step solution to tool work and version too. thank you
- Q A3)i) To double the width of a reverse-biased pn junction, shouldthe external voltage be doubled?ii) To reduce the width of a reverse-biased pn junction,shouldthe external be reduced by half as...
- Q Use Matlab to do the following (please) :1. Plot the following signals in one figure window using Matlabcommands. Given x (n) = {5,2,1,3,1,4,2} plot x(3n)2. Plot all transformations of a...
- Q An ice-making machine operates on the ideal-vapor compressioncycle using refrigerant-134a. The refrigerant enters the compressoras saturated vapor at 40 psia and leaves the condenser as saturatedliquid at 80 psia. Water...
- Q Fora resistance and capacitance in series with a voltage source, showthat it is possible to draw a phasor diagram for the current andall voltages from magnitude measurement of these quantitiesonly.Ilustrate...
- Q Write a matlab code for given taskUse your ‘sin’ or ‘cos’ function to generate a sinusoid wavehaving two components asf1 = 3kHz and f2 = 5kHz and then sample it...
- Q A binary counter has one input X and counts as follows. If X =0, it counts 2, 3, 1 and repeats; if X = 1, it counts 1, 0, 3...
- Q A coreless Dc motor is attached with a whell.Generate itstranfer fucntion and kinametis with proper book refrencepage(Introduction to robotics) and solution.
- Q Conceptualize the cut off region and a saturation region of aBJT.
- Q A three phase, 60 Hz, 480 V, Y-connected, two-pole synchronousgenerator has a synchronous reactance of 0.95 Ω per phase. Itsarmature resistance is negligible. Its combined friction andwindage losses are 1.3...
- Q Design voltage x4 multiplier(Voltage quadrupler) ifrms voltage of AC is 220V and frequency is 60Hz
- Q Hello ThereWhat is the definiton of Net Zero Energy? and Please give theexample of its usage... Thanks
- Q Analyze following program andFind Syntax errors.#include<iostream>int show(int x)int main(){    int A,B;     char B=10;cout<<â€Enter Value of Aâ€;cin<<A;show(A)show(50)        }     cin.get();}int show(int x);{cout<<â€Value is =†<<Xcout<<endl;}
- Q a. State the ampere circuital lawb. Derive expression for inductance of a Toroid?c. Derive the set of Maxwell’s equations withsolutions in the integral form from thefundamental laws of a good...
- Q Explain with the diagram the structure and theory ofthe work of a three-phase electric generator, specifying thefunction of each part ؟؟
- Q For the circuit 10 Vp AC with R=10 Ω, and L=8.2 mH (in series)compute XL Z, iRMS, VR,VL for different frequencies ranging from f=20 Hz tof=100 Hz at 20 Hz...
- Q Take four 12VDC/7.5AH lead acid batteries. Howdifferent associations of these batteries affect the power? What’sthe key on defining the best arrangement?.
- Q Macro-Hydropower. Adam has a height of 220 meters. Total generating capacity for thepower plant at the dam is about 1 GW (1 million kW). Assume aneffective head of 215 meters...
- Q Develop a complete 4 bit flash ADC, showing the ladder, omAmps,relevant table and logic expression for the output of the ADC. Showthe logic expression and logic circuit of all the...
- Q Consider a two-dimensional hexagonal lattice:(a) Find Fermi wave vector of the free electron circular Fermisurface in reciprocal space.(b) Draw the free electron Fermi surface in the reduced zonescheme when the...
- Q (i) Design a 7-segment LED driver using the truth table given inthe lecture notes, inside a hierarchical block. Assume only numbersfrom 0 to 9 will be sent to your block....
- Q How do I solve short term load forecasting using Multiple LinearRegression? Can anyone provide me a step by step guide andsolution? (Please provide a sample data)
- Q Consider a (15,5) linear block code (cyclic) in systematicform. The generator polynomial is given asgx=1+X+X2+X5+X8+X10.Design and draw the circuit of the feedback shift registerencoder and decoder.Use the encoder obtained in...
- Q The RF amplifier of a receiver has an input resistance of 1 kΩ,and equivalent shot noise resistance of 2 kΩ, a gain of 25, and aload resistance of 125 kΩ....
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