Electrical Engineering question and answers for July 24, 2023
- Q Build a circuit for arcade game. You have 3 LEDS and 1button.the LEDs should recycle through 000,100,110,111,011, 001(back to000).The user needs to hit the button during the 111 cycle 3...
- Q Demonstrate with simple examples on under-sampling andover-sampling effects. Give exact parameters and data in yourdemonstrating example. Explain in terms of sampling theorem,Nyquist rate, low pass filter effect.
- Q An ideal chopper (buck) operates at a frequency of 500 Hz. It issupplied from a dc source E = 60 V. The load consists of a 3-Ohmand the inductance is...
- Q write a coclusion for below statementIn summary, a typical EmitterAmplifier, the input is connected to the B-E junction, and theoutput from the EC terminal is taken. As it provides good...
- Q Given H = (3R^2/ sin θ) aθ + 54 R cos θ aφ A/m (a) Find J.(b) Find the total current in the aθ direction through theconical surface θ =...
- Q a) Briefly describe TWO (2) types of stepper motor that arecommonly used.b) A linear induction motor drives a conveyor belt at speed of50 km/h with a slip of 20% at...
- Q What is a ripple counter? How is it constructed using Dflip-flops?
- Q In audio processing (e.g., PyAudio), when and how is the framerate different than the sampling rate?- What is the precise meaning of WIDTH in the following Pythoncode? What values are...
- Q I have this MIPS code and I need to find:add f,g,hadd f,f,isub f,f,ja. How many bits does it take to encode ?b. How many bits needed in register file to...
- Q If we want to pattern thick film (i.e. metal Ni, 3 micrometer)on a 4 inch Si wafer by electrochemical deposition, please give apossible sketch for the deposition, and comment depositionparameters...
- Q List and briefly characterize the requirements for powerprotection devices and systems. Which of the requirements do youthink are the most important?
- Q Design an analog elliptic lowpass IIR filter with specificationsFp=10 kHz., Ap=1 dB, Fs=15 kHz. And As=50 dB. Provide the followingplots in MATLAB:a. Magnitudeb. Log-magnitudec. Group-delayd. Impulse responsee. Pole-zero
- Q a) Define: rise time, peak over shoot and settling time. b)Explain about the time constant of first order system.
- Q What is KCL? Give an example of the application of KCL. In thisexample, make sure to include all the KCL equations.
- Q A three-phase motor is delta connected to a 415 V, 60 Hz line.If the line current is 25 A and the motor power factor is 0.75, howmuch power is consumed...
- Q Verify the operation of a D flip-flop by providing appropriateinputs to the D, Preset, and Clear pins. Use CLOCK input to theflip-flop to function properly ( can be found under...
- Q Draw circuit schematic of DRAM and answer the followingquestionsâ–ª Why NMOS is used as a pass transistor in the conventionalDRAM, not PMOS?â–ª Explain how capacitor retain data in DRAMâ–ª If...
- Q For a 2-input NAND gate, determine transistor sizes such thatthe effective resistances for charging and discharging arecomparable to those of the reference inverter. Then estimate itsworst-case input-to-output delay, a.k.a. propagation...
- Q 1. ​a)​Write a Matlab program to define student grade program andstudent number with if-else statement logic​​​​​​​​​b)​Write a Matlab program for sensor selection of temperature,pressure, flow sensor with if-else statement logic​​​​​​​​​​2.​Assume...
- Q Coin toss experiment In this experiment, determine the number ofheads and tails after flipping a coin for 1000 times. Use twodifferent methods to find number of heads and tails Use...
- Q if you are designing a photovoltaic solar system for auniversity building, estimate the total load for the building.please show the different loads for each component ( projector,computer, lights, printers,etc...) in...
- Q Interpolation Filters. Write a Matlab program to read andupsample the linked voice_samp_8k.wav file (below --sampled at Fs=8000 samples per second) by an integer factor L (youcan choose, probably in the...
- Q -Explain step by step the operation of sequentiallogic circuit for traffic light ? digital system...-Analyse the sequential logic circuit operation byusing timing diagrams (with sketch for the diagrams) and presentthe...
- Q Briefly discuss the different physical principles that are usedin temperature measuring instruments and give examples ofinstruments that use each of these principles.1. The thermoelectric effect2. Resistance change3. Sensitivity of semiconductor...
- Q 3. A 60Hz, single phase line transmits power to an inductiveload that has a receiving voltage of 13.8KV, reactive factor of 0.6and 5 MVA respectively. If this line has a...
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