410 Answered Questions for the topic electrical engineering

Electrical Engineering Physics Electromagnetism

07/22/20

electromagnetism
A 4uC linear charge is distributed in a square of side 0.7m, which is contained in the 'yz' plane and has its center at the origin. The 'x' axis passes through the center of the square. Find the... more
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Electrical Engineering Power Systems

07/08/20

What is the required KVA rating of a capacitor bank used to correct a .67 lagging PF to .95 PF in a 2400KVA load?
I keep getting 1252.95, but I am unsure of the steps I am taking to solve the problem. It would be helpful to see the steps someone else uses to either confirm my answer, or see where I am going... more
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Electrical Engineering Math Physics

07/06/20

Internal Resistance of a Battery
You connect unknown resistors across the terminals of a battery and take the following measurements: Terminal Voltage 14V, Current 4A Terminal Voltage 10V, Current 20A a) What is the internal... more
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Electrical Engineering Computer Science Computer Engineering

06/29/20

Find number of threads and Processes in a C Program
Hi, how do i find the number of total threads and processes in this C program?Thanks #include <stdio.h>#include <unistd.h>#include <pathread.h>Int main(){ int... more
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Electrical Engineering

06/17/20

b. An NMOS transistor has the following values: ๐‘‰๐‘ก๐‘œ = 1 ๐‘‰, ๐พ๐‘ƒ = 50 ๐œ‡๐ด/๐‘‰2, ๐ฟ = 5 ๐œ‡๐‘š, and ๐‘Š = 50 ๐œ‡๐‘š.

b. An NMOS transistor has the following values: ๐‘‰๐‘ก๐‘œ = 1 ๐‘‰, ๐พ๐‘ƒ = 50 ๐œ‡๐ด/๐‘‰2, ๐ฟ = 5 ๐œ‡๐‘š, and ๐‘Š = 50 ๐œ‡๐‘š. For each set of voltages, state with reasons the region of operation and compute the drain... more
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Electrical Engineering Electronics Digital Logic Design

06/13/20

Digital logic Design(Making a Circuit)
Design a car security system which has 4 sensors on all 4 doors. The system works such that it sounds an alarm if it detects any intrusion from any of the 4 doors. When the alarm begins... more
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Electrical Engineering

06/12/20

What is the phase angle for inductive reactance?
Inductive reactance is measured in ohms.
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Electrical Engineering Math Calculus Derivative

06/10/20

First Order Partial Derivative Only
can you tell me some real world applications of Only First Order Partial Derivative with explanation or recommend?
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Electrical Engineering

05/30/20

Inverse laplace
Obtain the inverse Laplace transform of ๐น(๐‘ )=
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Electrical Engineering

05/30/20

Inverse laplace
Find the inverse Laplace transform of ๐น(๐‘ ), where ๐น(๐‘ )=
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Electrical Engineering Signal And Systems Telecommunication

05/26/20

Amplitude modulation (AM) signals
Which signal produces a frequency spectrum that could be compared to a complex signal, sine wave or square wave? Why?
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Electrical Engineering Physics Physics B Physics C

04/27/20

how to prove this question ?
we have two charged particles on an axis(-3q and -q ) however a third charged particle can be placed at a certain point between the particles. how to prove the equilibrium is stable or unstable ?
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Electrical Engineering Physical Science Electromagnetism

04/27/20

Number of electrons as a function of time
Find the number of electrons as a function of time if: i(t) = 10 cos(t), to and q(to) = 0
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Electrical Engineering Math Calculus Chemical Engineering

04/10/20

Can someone please help me with this? I have to find a solution using Wronskian and I'm having a very difficult time.

Given y1, can you find y2? Find y1y'2 - y'1y2 = W(t). Answer choices: 1. y2 = ty1 2. y2 = y1โˆซW(t) dt 3. y2 = y1 (c+โˆซ(W(t)/y1^2) dt ๏ปฟ4. y2 = y1โˆซ(W(t)/y1) dt
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Electrical Engineering Capcitance

03/02/20

Uncertainty of capacitance. What is the uncertainty in the equivalent capacitance when C1ย and C2ย are connected in series?
1)You measure the capacitance of two capacitors with uncertainties, C1 = (1548 ยฑ 23) ฮผF and C2 = (865 ยฑ 14) ฮผF. You connect these capacitors in series. What is the uncertainty in the value for... more
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03/01/20

What is the Radon transfrom definition? [related to CT scan]
What is the equation of Radon Transform?What does it mean? Does it mean that one projection at one angle? What if the angle is zero, will that mean we only integrating with respect now to only one... more
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Electrical Engineering

01/06/20

short circuit and elecrical cables
I think electrical wires are not covered with plastic materials .So,how is it possible to avoid short circuit when rain falls on electrical wires which carrie AC ?
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11/21/19

circular motion question
A 67 gram coin sits on a horizontally rotating turntable. The turntable makes 1.7 revolution each second. The coin is located 10 cm from the axis of rotation of the turntable.ย The coin will slide... more
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11/21/19

friction question
A car is traveling at 25 m/s along a horizontal road. The coefficients of friction between the road and the tires are us=0.95 uk=0.34.Calculate the distance the car travel before stopping ifย the... more
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Electrical Engineering

11/20/19

How to use single phase on three phase rectifier
I have a 3 phase (3X380VAC) full bridge rectifier. Can I use single phase (phase + neutral, 230VAC) to feed any pair of the 3P inputs and what will the DC output voltage level be?I am aware of the... more
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Electrical Engineering Science Physics Physical Science

11/13/19

What is the total resistance of this circuit, and what type of circuit is this?
What is the total resistance of this circuit? And what type of circuit is this? I canโ€™t tell if itโ€™s parallel or series. (Physical science 10th grade) here is the link to the circuit diagram. ... more
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Electrical Engineering Physics Electromagnetism

10/30/19

Three Resistors are connected across a 24V battery in parallel. Find (a) Equivalent Resistance
Three Resistors are connected across a 24V battery in parallel. R1= 4ฮฉ R2 = 8ฮฉ R3 = 12ฮฉFind (a) Equivalent Resistance of the Circuit (b) Current in each Resistor
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Electrical Engineering Calculus

10/18/19

Logs is this true (trying to make the function linear)
-1*log(ax+b)=-log(a)*-log(x)-log(b)
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10/18/19

How does regenerative breaking work in ac 3 phase motors?

Please explain Regenerative breaking, where an induction motor can be used with a VSD and back feeds power to the VSD? How does is work does the motor act as a generator and create EMF or is it... more
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Electrical Engineering

10/08/19

I need a tutor for a college level Circuits 2 class.
I am looking for a tutor for my college student. The class is Circuits 2. Can you help me with this?
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