Engineering and Comp Sci Homework Help Forum

Free Engineering, Computer Science, and Technology homework help via qualified mentors. Please use the template when requesting help and show your work.

Threads

Thermo problem for a pressure vessel

  • rkendrick
  • · Replies 7 ·
Replies
7

Connecting four 12V batteries to get 24V output

  • Femme_physics
  • · Replies 10 ·
Replies
10

Conductance per unit length of a co-axial cable (Intro to Electromagnetics)

  • peterpiper
  • · Replies 11 ·
Replies
11

Complex Number RLC Series Parallel Voltage and Current Supply

  • badsanta010
  • · Replies 6 ·
Replies
6

Question for Truss- method of joint

  • Garieee
  • · Replies 2 ·
Replies
2

How to determine the position of the slider on a potentiometer

  • lew123189
  • · Replies 1 ·
Replies
1

Sideband Power for a multiple tone wave

  • marina87
  • · Replies 1 ·
Replies
1
Replies
1

Calculate Bandwidth of Filtered Signal

  • marina87
  • · Replies 12 ·
Replies
12

Graph Contractability: NP-Complete or Not?

  • yzhua3
  • · Replies 3 ·
Replies
3

Calculate Laser Burning Power Through Steel - Aragorn49

  • Aragorn49
  • · Replies 2 ·
Replies
2

Engineering Calculating Motor Power Needed to Lift 750kg at 0.3m/sec

  • orkay
  • · Replies 1 ·
Replies
1

Non-static variable method cannot be referenced from a static context

  • stripes
  • · Replies 1 ·
Replies
1

Engineering Finding Thevenin equivalent for a circuit with resistors and voltage source

  • portuguese
  • · Replies 6 ·
Replies
6

Volume Flow Rate in a Pipe for Viscous Fluid

  • jde23
  • · Replies 3 ·
Replies
3

Understanding Zener Diode Operation

  • Femme_physics
  • · Replies 48 ·
2
Replies
48

Electric motor torque and power for 6 m/s with 130 kg load

  • bogdan1601
  • · Replies 4 ·
Replies
4

Solve Angular Velocity when Initial Theta=30º, Bar Mass=m, AB=L/2, BC=L/2

  • Mr. Leal
  • · Replies 3 ·
Replies
3

Find the equivalent resistance seen by the source

  • scanferr
  • · Replies 5 ·
Replies
5

Sinusoids and Phasors (Micro-Cap)

  • EmBista
  • · Replies 2 ·
Replies
2

Force transfer from compressed spring

  • Neil Burns
  • · Replies 3 ·
Replies
3

Fluid Mechanics Flow Rate Problem

  • beng0590
  • · Replies 7 ·
Replies
7

Op-amp voltage gain formula and LED polarity in circuit

  • Femme_physics
  • · Replies 12 ·
Replies
12

Solving Flow Process Problem: PCB Dissapates 20W

  • Lancelot59
  • · Replies 3 ·
Replies
3

Engineering Finding Thevenin equivalent voltage across a cut line in AC circuit

  • aid
  • · Replies 4 ·
Replies
4

Steps to solve this differential equation

  • xmenus
  • · Replies 12 ·
Replies
12

Engineering Circuit Nodal Analysis: Writing Node Equations

  • Celostrophus
  • · Replies 5 ·
Replies
5

How to plot an SML photodiode's frequency response

  • Steven89
  • · Replies 2 ·
Replies
2

Faraday Flashlight Project/Experiment

  • schnookumz03
  • · Replies 17 ·
Replies
17

How Do You Calculate the Characteristic Impedance of a Transmission Line?

  • Roodles01
  • · Replies 1 ·
Replies
1

Display pattern Az By Cx using DOS debug assembly

  • Mastur
  • · Replies 13 ·
Replies
13

How Do Physics Principles Apply in Calculating Device Force?

  • totalex
  • · Replies 1 ·
Replies
1

How to calculate normal stress and shear stress on the beams.

  • adu1905
  • · Replies 2 ·
Replies
2

Calculating Stresses due to Bending and Shear Stresses.

  • sgvaibhav
  • · Replies 1 ·
Replies
1

How Do You Calculate Enthalpy Using Steam Tables and Dryness Fraction?

  • sperrya
  • · Replies 4 ·
Replies
4

Thermodynamics - Equlibirum State

  • c.teixeira
  • · Replies 2 ·
Replies
2

Find output voltage Vo for the circuit shown

  • M. next
  • · Replies 19 ·
Replies
19

Method of Sections: Solving Truss Moment & Force Equations

  • D0m
  • · Replies 1 ·
Replies
1

Determine normal stresses for pure bending moments

  • sgvaibhav
  • · Replies 2 ·
Replies
2

Electromagnetics - parallel plate capacitor energy storage

  • timeforplanb
  • · Replies 8 ·
Replies
8

How Do You Calculate Boiler Efficiency and Energy Transfer?

  • Aaron9890
  • · Replies 8 ·
Replies
8

Engineering Circuit Analysis: Current flowing from negative to positive?

  • t_jorgic
  • · Replies 1 ·
Replies
1

Engineering RLC series circuit: Determine C so that P.F.=X

  • EVriderDK
  • · Replies 15 ·
Replies
15

Voltage gain in a common emitter circuit with beta 100

  • lazyaditya
  • · Replies 15 ·
Replies
15

Diode Voltage Across D1: Solving for v(t) in Positive and Negative Cycles

  • lazyaditya
  • · Replies 2 ·
Replies
2

How to Code a Simple Java Clock App with Minute Updates?

  • stripes
  • · Replies 1 ·
Replies
1

How do i calculate these phaors?

  • cbengineering
  • · Replies 3 ·
Replies
3

Transmission line characteristics

  • fran1942
  • · Replies 1 ·
Replies
1
Replies
5

Dimensions of a room to be electrically heated

  • jase03
  • · Replies 1 ·
Replies
1

The total quantity of heat received by the soup

  • mms0101
  • · Replies 3 ·
Replies
3

Verifying Dimensionality of Fall Velocity Equation

  • jase03
  • · Replies 1 ·
Replies
1

Z-Transform, Cant find this transform

  • the_d
  • · Replies 2 ·
Replies
2

Simplifying a transfer function to find overshoot

  • soyks
  • · Replies 9 ·
Replies
9

What Went Wrong with My Laplace Circuit Problem?

  • NewtonianAlch
  • · Replies 2 ·
Replies
2

D flip-flop output with negative edge triggering

  • Femme_physics
  • · Replies 22 ·
Replies
22

P-Controller Design for Steady State Error

  • Spimon
  • · Replies 3 ·
Replies
3

Stress and Strain (Finding the thickness of truss members)

  • D0m
  • · Replies 5 ·
Replies
5

Equations of Motion using Euler-Lagrange Formalism for Small Vertical Motions

  • pedromcrosa
  • · Replies 2 ·
Replies
2

Find Induced Voltage in Rotating Conductor in Radial Field

  • erece
  • · Replies 2 ·
Replies
2

Finding RMS voltage from piecewise linear waveform

  • jars121
  • · Replies 6 ·
Replies
6

Acceleration of a car when given torque and mass

  • lofty28
  • · Replies 7 ·
Replies
7

Finding the force on a shaft when given Watts - shaft design

  • cardriverx
  • · Replies 2 ·
Replies
2

Importing data from text file into Matlab

  • quetzal
  • · Replies 4 ·
Replies
4

Hydraulic Pump Closing a Floodgate

  • Glyphstone
  • · Replies 1 ·
Replies
1

Complex number method for kinematic equations

  • anonymous4l
  • · Replies 1 ·
Replies
1

Engineering Large signal dc analysis for bjt circuit (problem)

  • Klypso
  • · Replies 1 ·
Replies
1

Making a Shift Register Using NOR Gates

  • bobduko
  • · Replies 2 ·
Replies
2

Volume of water under 7000 kPa pressure

  • wildleaf
  • · Replies 1 ·
Replies
1

Difference in signs OF PHASES of -7cos(5x-3) and -cot(3x-4)?

  • solve
  • · Replies 13 ·
Replies
13

Engineering Mechanical vibration -> proving a larger motor will vibrate more

  • rock.freak667
  • · Replies 0 ·
Replies
0

More RLC Troubles: How the Resistor Disappears

  • NewtonianAlch
  • · Replies 2 ·
Replies
2

Heat transfer, single and double paned window. Stove and pot.

  • Ulyaoth
  • · Replies 3 ·
Replies
3

What Are the Bending Moment Equations for Sections AB and BC?

  • mm391
  • · Replies 7 ·
Replies
7

Finding reactions in a hinged multi-part beam structure

  • CalebP
  • · Replies 11 ·
Replies
11

Solve Laplace Transform: t{e^{ - t}}u(t - 1)

  • p75213
  • · Replies 2 ·
Replies
2

How to construct a Modified sine wave

  • siewjenyih
  • · Replies 1 ·
Replies
1

Engineering Electric Circuit Capacitor Charge question

  • cmmcnamara
  • · Replies 9 ·
Replies
9

Flywheel problem with limited data? Is it possible?

  • RichMortimer
  • · Replies 9 ·
Replies
9

Two Carnot engines in series between 600°C and 30°C sources

  • hann8559
  • · Replies 1 ·
Replies
1

Ziegler-Nichols method and closed loop characteristic equations.

  • CalebP
  • · Replies 4 ·
Replies
4

Designing a closed loop fluid system

  • hydronicengr
  • · Replies 3 ·
Replies
3

Calculating the dead load of a beam

  • bluespark1978
  • · Replies 6 ·
Replies
6

State hypothesis for 2k factorial design

  • Deathfish
  • · Replies 2 ·
Replies
2

Thermodynamics on steady state

  • summaryseven
  • · Replies 1 ·
Replies
1

Finding azimuthal and polar angles

  • OneObstacle
  • · Replies 2 ·
Replies
2

Inscribed sphere - Kepler Conjecture

  • Berea81
  • · Replies 1 ·
Replies
1

How Does Transistor Conduction State Affect Voltage Across It?

  • Martinet
  • · Replies 17 ·
Replies
17

Calculating the force on a Crankshaft in a Steam Engine

  • Mellorillo
  • · Replies 4 ·
Replies
4

Tension and Compression in Truss Joints

  • Hyperfluxe
  • · Replies 6 ·
Replies
6

Op-Amp Slew Rate/Gain-Bandwidth Product

  • papkin
  • · Replies 2 ·
Replies
2

Thermodynamics question, entropy Example

  • abs123456
  • · Replies 8 ·
Replies
8

Comp Sci Turning a Java program into an applet

  • stripes
  • · Replies 5 ·
Replies
5

Engineering Finding Vo in RC circuit with two capacitors and resistors

  • FBS
  • · Replies 13 ·
Replies
13

How to replace zeros in a matrix by elements of an array in Matlab?

  • quetzal
  • · Replies 2 ·
Replies
2

How Do You Calculate Per Unit Values for a 20MVA Motor at 13.8kV?

  • DireStraits1
  • · Replies 5 ·
Replies
5

Accounting for Compressive Forces in Thin Wall Pressure Vessels

  • helpinghand
  • · Replies 1 ·
Replies
1

How does a transistor amplify current if it splits emitter current?

  • davidc95
  • · Replies 6 ·
Replies
6

Find V0 in Nodal Analysis Problem with Annotated Circuit and Equations

  • Lancelot59
  • · Replies 16 ·
Replies
16

Flexural rigidity, what does high flexural rigidity mean?

  • chris_usyd
  • · Replies 5 ·
Replies
5