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Electrical-Engineering Questions
Electrical-Engineering Questions
the power coefficient of a wind turbine having a rotational speed of 2.1 rad/sec. Assume the...
A4-pole, 500V DC separately excited generator is running at a speed of 450 rpm. Its field...
Explain why using the ratio of actual stator current to rated stator current is not a...
Determine the color code for the following carbon resistance: Resistance value: 10000 Ohms Tolerance: 5%
explain why nonlinear distortion exists in a CE AMPLIFIER with a large output signal
Determine the output y(t) for the following pairs of input signals x(t) and impulse responses h(t)...
Problem 2. A silicon NPN bipolar transistor has the following specifications: Emitter: N+: ND =1018 cm-3...
Derive the capacitance per unit length (C/length) for two coaxial cylinders. The inner cylinder has radius...
Two battery chargers (one for your laptop and the other for your phone) are plugged in...
Problem 1. An n-channel MOS transistor is fabricated with the following specifications: Substrate is a p-type...
An alarm is powered by 120 VAC, and the on/off state of the alarm is controlled...
what is current gain of a transistor with alpha 0.994
How are the frequencies of the OFDM signals assigned to each user in the cellular network...
Assembly language is AS11 for the 68HC11 Draw a flowchart and then write and test a...
Question 25 A balanced 3-phase Y-connected power supplies an office building through a four-wire distribution. The...
Define electrical noise and explain why it is so troublesome to a communications receiver.
Consider an n-channel enhancement MOSFET with Vto = 1 V and K = 0.2 mA/V2. Part...
What is meant by a stationary random process? Describe an example of a nonstationary random signal,...
Design the gate array to implement the 2-input exclusive or function.You are provided with quantity six...
List at least 5 properties and applications in which electric and magnetic fields differ: (i.e. A=>...
Write Truth Table for Y = AB + AB' + A'B **Truth table has inputs ABC**...
A 270-kilo-ohm [kΩ] resistor and a 0.4-microfarad [μF] capacitor rated at 210 volts [V] are connected...
define x(t)= 2cos(wt +5) + 8cos(wt+9)+4cos(wt), where the phases have units of radians. Expressx(t) in form...
How do you calculate the magnitude of X(jw) in decibels (you can use matlab syntax)?
Design project about solar charger for mobiles
why is the angle 0??? when a 3-phase 4 pole 6.6 KV, 12MVA generator is ran...
Please show what the circuit of a 0-5 counter using either jk or d flip flops...
An open wire transmission line has a conductor diameter of 0.7 centimeter and a spacing between...
Using a Smith Chart. A 100 Ω line is terminated in ??=0.03−? 0.02 ?. Determine the...
The voltage dropout of a voltage regulator is 1.6 V. If a 12 V output is...
How long does it take, at a minimum, to acquire data for an 3D ultrasound image...
Design and sketchc masks to be used with negative photoresist for making an array of five...
one transformer is saturated it's no load current will be ? a. increases b. decreses
Calculate the bit rate (or, more strictly, the binary digit rate) required to transmit a voice...
Which is more widely used in the industry, NPN or PNP transistors?
2. A double-heterojunction InGaAsP LED emitting at a peak wavelength of 1310 nm has radiative recombination...
determine the output y(t) for the following pairs of input signals x(t) and impulse responses h(t):...
Develop the following filter- all the way to H(z) and difference equation- Needed Bandpass filter, second...
how man 2-input AND gates are required to build a circuit that functions as a 4-input...
If StarTrek-style transporter technology existed, which kind of current day compression and / or multiplexing technology...
What do you think the most pressing issue(s) are in further reduction of the feature size...
i am trying to write a subroutine in assembly that removes all occurrences of a given...
PLEASE BRIEFLY DISCUSS ABOUT THE DEFINITIONS AND SAMPLE CODES FOR BINARY SEARCH AND TARGET SEARCH
design a FSM that would implement a lock circut with a password of 110, 1 is...
What's the minimum number of flip-flops needed to build a synchronous binary counter capable of counting...
Sketch top view and cross-section of integrated circuit (IC) typical bipolar transistor. Point out all areas...
A fuel cell cogeneration system is developed and it will produce 2 kW of electricity and...
Simple AC circuit problem (I WILL DOWNVOTE IF YOU DO NOT EXPLAIN WHERE I AM GOING...
Draw a simple scoreboard logic circuit using logic gates such as AND, OR, and flip flops...
In voltage divider bias Vcc=25V R1=10k; R2=2.2K ; Rc=3.6K and RE=1K and beta =90 what are...
Assignment 2 OBJECTIVE: Flashing LEDs connected to port pin (PIC16F877): The objective of this practical assignment...
can you explain the concept of SJMP & LJMP & ACALL & LCALL in 8051 with examples...
What are the differences between INTR and NMI interrupts in the 8086? If both INTR and...
a microwave oven draws 10 amps from a 115 volt source while it is on. If...
Consider that you send the same pulse above over a time-variant channel now and Doppler spread...
Please answer the following questions and show work. Thank you. 1. true or false. the heavier...
8. Determine the approximate bandwidth required for a video display amplifier if the resolution of the...
Exercise 11.1 Simulink Implement the following function in Simulink: y = 5t2 + 4t + 2...
The per-unit impedance of a short-transmission line is ?0.06. The per-unit load on the line is...
Will Rate! For design of a 10 Gigabits per second fiber optical communications system using a...
Using graphical correlation, find the autocorrelation for the following 2 bit Barker codes: a) +1 -1...
A 150 hp motor is 89% loaded and has an efficiency of 92% and a power...
which of the following are constarins of the design and build of a trnaformer vault and...
3. Find the built-in potential for a ?? Si junction at room temperature if the bulk...
A balanced Δ-connected load has an impedance of 216−j288Ω/ϕ. The load is fed through a line...
A smoke detector operates on a 9 V battery having charge capacity of 4500 mA h....
What happens to a transformer when it is first connected to a power line? Can anything...
A 1200 kVA, 11/3.3 kV, 50-Hz, three phase Dyn 11 transformer is subjected to both the...
Seen this question posted before, but not correctly answered. Help would be appreciated. 10.4 The first...
Determine the transfer function ?(?) = ?(?) ?(?) for the SISO system given by: ?̇ =...
1. (a) State briefly the consequences of opening the secondary of a current transformer when it...
Please what is the operational principles and communication protocols of arduino and micro Sd card module....
Write at least three advantages of microinverters? (Book: Renewable and Efficient Electric Power Systems, Gilbert M....
the capacitance per kilometer of a 3 phase belted cable is 0.3 microFarad between the cores...
Please fully answer BOTH parts of the question (a) and (b). a) Draw the high level...
Overhead transmission lines are transposed to ___________ the ______________ of the phases. a)increase, capacitance b) reduce,...
Start ARDUINO SOFTWARE and Write a program that checks the voltage value in the circuit of...
A series of 16 samples starting at index n = −8 with sampling period ∆t =...
Explain the concept Zero-stat response of a linear time-invariant system Please write by computer keyboard not...
1) What is the gain at 100Hz for an amplifier that has a mid-band gain of...
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