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Electrical-Engineering Questions
Electrical-Engineering Questions
15. Design an inverting amplifier to have a gain of 20 using the MCP6021 and a...
Discuss the advantages of representing phasors in complex and polar form. Include examples for which one...
A filter-method SSB transmitter has the following specs: filter center frequency of 10.7 MHz, filter BW...
A 67 Vrms source is placed across a load that consists of a 12 ohm resistor...
1.Which one of the following terms is used to define the identifying letters placed above an...
A single phase 240V source supplies power to a remotely located power distribution panel through a...
find the fourier transform of sinc(600t)sinc(1000t) (two sinc functions multiplied together)
Explain how a Wiener filter improves the quality of an image - With the help of...
Q11 a) 6 mH of inductance are required for an application. The smallest inductor available is...
What are orbital errors in Satellites and how are they correcred what is the main difference...
Find the DTFT of x[n] = δ[n-2] and plot the |X(Ω)| for -π < Ω <π....
Typed please. Please list the different types of H-bridges, the advantages and disadvantages of each one,...
Design a 4-bit LSR circuit and LSL (separated), using multiplexers.........................
Given: input bit rate is 5Mb/s, for a 8:1 multiplexer. Find the output bit rate?
Let s(t) be a bandpass signal with reference carrier frequency f(0), and s(BB)(t). It turns out...
(TCO 6) What type of electrical noise is due to vibrating molecules, the intensity of which...
11. During an air-conditioning performance test , you notice that the compressor outlet is nearly as...
In a DSB-SC amplitude modulation system, the message signal is m(t)=e^(-3t)*u(t-2) and the carrier signal is...
You are using a D/A converter to generate a Sine wave. When you look at the...
Using 100MVA and 115KV as base values, express in per unit and percent values a. 110KV...
A single intraoral image using a digital sensor results in an effective exposure dose of? a....
A sinusoidal signal is determined by its frequency, amplitude and phase. Can you retrieve all this...
Need to prepare a 2-minute elevator pitch to convince the audience of an idea / product...
A buck-boost converter has input voltage of 12V and operates with a duty cycle of 0.6...
check for periodicity of the signal x(t)=1+2t+3t2
Explain in brief the difference between DC , stepper and servo motors and their application ?...
2. Calculate the Laplace inverse transform using Matlab and simplify their results, and also solve them...
Would you want smaller or larger resistances for a Binary Weighted 4-bit DAC at higher frequencies?...
The upper and lower conducting plates of a large parallel plate capacitors are seperated by a...
1. A series electrical circuit has R1 = 16 ohms, R2 = 8 ohms, R3 =...
1) A magnetic field intensity vector H has only Z component given by HZ= 3xcosβ+6ysinα. If...
On which port does the 8051 output address bits A15-A8 Which signal from the 8051 indicates...
step 2 of 5 on question 11.28 of electric circuits, why does the sign of the...
Write a short note on generators, including types, where they are used and how they are...
show all work 1. a transformer is connected to a 460 VAC line. The secondary voltage...
in time domain only A 5-point moving average filter computes a simple average over five input...
Introduction In this lab, you will explore the design of counters and timers by designing a...
q20) A) 8 mH of inductance are required for an application. The smallest inductor available is...
What is the gain of an amplifier with RD = 12 kΩ, ID = 171 μA,...
1. Which of the following are invalid identifiers? a. one b. “Good Bye” c. 1234 d....
1. In this question we will demonstrate the losses that occur when measuring the J-V relation...
AE3.8 Suppose that H1(s) and H2(s) are two strictly proper singleinput, single-output transfer functions with controllable...
What is Recourse of Grounding and Wiring ?
Matlab program A) Verify Euler's equation, expiπ +1 = 0. Note i = Ö-1. B) Compute...
4. A certain four-pole 240-V-rms 50-Hz delta-connected three-phase induction motor operates at slip 5% at full...
A microprocessor has a decrement memory direct instruction, which subtracts 1 from the value in a...
5 examples of applications of fluid mechanics in electrical engineering
Consider the following discrete-time systems: T[x(n)] = 2x(n) T[x(n)] = 3x(n) + 4 T[x(n)] = x(n)...
What voltage would you expect to see across the contacts of a contactor that has no...
two important issues that need to be considered when thinking about conuctor withstanding rating.
Explain how LDR instruction works with an example. Explain how STR instruction works with an example.
The general current divider equation used to find a branch current is equal to the: Select...
What simple test can be performed before connecting two generators in parallel to determine if no...
1. Determine the speed of light using maxwell equation 2. The work function for copper is...
Operating Systems COMP3499 Assignment 1. The OS to hardware interface is defined by the hardware designers....
Hi, I'm not sure how to answer this question, any help is appreciated thanks! Why is...
An induction motor is driven by a PWM driver. Can the value of modulation frequency of...
Draw the profile of electron and hole density as a function of energy for (i) When...
Please show your work 23. Convert each of the following to engineering notation. a. 1.11 ×...
What is meant by carrier material in strain gauge?
Photo effect: Consider a material with a work function of 2.9eV. If the surface is irritated...
An 1700 WW arc welder is connected to a 660−Vrms660−Vrms ac line. Calculate the peak current.
1) Find out the amplitude, frequency and phase displacement for given QPSK signal F(t)=100 cos(25t+π/4). 2)...
I need this program in MATLAB with different or another code. INPUT: x = [0 1...
Derive Stokes' Theorem by applying the definition of curl to a disk with a vanishing thickness....
What is Fourier transform of cos(4pift)? Show amplitude spectra
What is the applications of TDM (Time Division Multiplexing) ? and where they are used?
electromagnatic field waves Write down the wave equation in time-dependent (not time-harmonic) form for the electric...
What can you conclude about the relationship between quality factor (Q) and the signal frequency?
4. What is the effect of increasing external C’s on amplifier BW? 5. What would happen...
1. Write the electron configuration for Li – atom in its ground state and the term...
) 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...
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