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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.

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Engineering What is the Correct Interpretation of Damping Ratio in Control Systems?

Apr 12, 2020 · Replies 6 · Apr 15, 2020

Replies: 6

Views: 3K

Engineering Help with Dynamics Please -- Projectile fired downward into a fluid medium

Apr 14, 2020 · Replies 1 · Apr 14, 2020

Replies: 1

Views: 1K

Engineering Help with Homework: Solving a Math Formula

Apr 10, 2020 · Replies 3 · Apr 14, 2020

Replies: 3

Views: 2K

Comp Sci What is a more efficient way to change a value in a numpy array?

Apr 13, 2020 · Replies 6 · Apr 14, 2020

Replies: 6

Views: 1K

Engineering Circuit Analysis Question (Truth Table, Logic etc.)

Apr 12, 2020 · Replies 20 · Apr 13, 2020

Replies: 20

Views: 3K

Engineering How Do You Determine Node Voltage in a Circuit with Identical BJTs?

Apr 11, 2020 · Replies 6 · Apr 12, 2020

Replies: 6

Views: 2K

Project to design and calculate the hydraulics for a deck crane

Apr 9, 2020 · Replies 2 · Apr 11, 2020

Replies: 2

Views: 2K

Engineering Discover the Stability of the System through a Visualization | Learn More

Apr 9, 2020 · Replies 2 · Apr 9, 2020

Replies: 2

Views: 2K

Engineering Derivation of the error due to a finite load attached to a potentiometer

Apr 8, 2020 · Replies 5 · Apr 8, 2020

Replies: 5

Views: 3K

Comp Sci MIPS assembly language homework

Apr 6, 2020 · Replies 12 · Apr 7, 2020

Replies: 12

Views: 2K

Engineering Superheterodyne Receiver with Phase Sensitive Detection Question

Apr 5, 2020 · Replies 3 · Apr 6, 2020

Replies: 3

Views: 2K

Engineering How to compute the DFT of a cosine

Apr 2, 2020 · Replies 3 · Apr 6, 2020

Replies: 3

Views: 3K

How to caluculate the pressure immediately downstream of a sudden expansion

Apr 5, 2020 · Replies 4 · Apr 5, 2020

Replies: 4

Views: 1K

Fluid mechanics problem: Hydrostatic forces acting on a gate

Apr 5, 2020 · Replies 1 · Apr 5, 2020

Replies: 1

Views: 2K

Comp Sci Need help with Fortran homework -- Error: Invalid form of PROGRAM statement

Apr 4, 2020 · Replies 4 · Apr 4, 2020

Replies: 4

Views: 3K

Thermodynamics -- Internal Energy

Nov 30, 2015 · Replies 15 · Apr 4, 2020

Replies: 15

Views: 6K

Multiple constraints: Connecting rods for high performance engines

Apr 3, 2020 · Replies 2 · Apr 4, 2020

Replies: 2

Views: 1K

Comp Sci Find a Best-Case Example of QuickSort

Mar 31, 2020 · Replies 8 · Apr 1, 2020

Replies: 8

Views: 2K

Thevenin's Theorem -- Using transformations to find the equivalent resistance

Mar 29, 2020 · Replies 11 · Mar 31, 2020

Replies: 11

Views: 2K

What is the effect of feedback on input and output impedances?

Mar 30, 2020 · Replies 4 · Mar 31, 2020

Replies: 4

Views: 2K

Engineering Determine the capacitance between two surfaces

Mar 19, 2020 · Replies 5 · Mar 28, 2020

Replies: 5

Views: 2K

Discovering Train Friction: Measuring Aerodynamics on Rails

Mar 27, 2020 · Replies 7 · Mar 28, 2020

Replies: 7

Views: 1K

Engineering Efficiency of Heat Engines & Refrigerators: Is Impossible Possible?

Mar 27, 2020 · Replies 1 · Mar 28, 2020

Replies: 1

Views: 2K

Proof of the stiffness of the horizontal component of a spring

Oct 29, 2013 · Replies 1 · Mar 27, 2020

Replies: 1

Views: 3K

Engineering Estimating the Torsional Stiffness of a 3D Elastic Support

Mar 27, 2020 · Replies 2 · Mar 27, 2020

Replies: 2

Views: 1K

Engineering Numerical solution to a 3rd order D.E. - "use computer to solve"

Mar 25, 2020 · Replies 9 · Mar 26, 2020

Replies: 9

Views: 2K

Engineering How Can I Use Simetrix to Verify My Amplifier Circuit Calculations?

Mar 26, 2020 · Replies 2 · Mar 26, 2020

Replies: 2

Views: 3K

Engineering Question about the safety factor for a shaft diameter

Mar 25, 2020 · Replies 2 · Mar 25, 2020

Replies: 2

Views: 2K

Engineering What Equations to use for this Thermofluids Problem?

Mar 23, 2020 · Replies 14 · Mar 24, 2020

Replies: 14

Views: 2K

Comp Sci Asymmetric Encryption: Overview & Techniques

Mar 22, 2020 · Replies 3 · Mar 23, 2020

Replies: 3

Views: 1K

Engineering Calculating the total electric field from two charges

Mar 10, 2020 · Replies 14 · Mar 21, 2020

Replies: 14

Views: 2K

Need Help with Fortran compiler errors

Mar 19, 2020 · Replies 12 · Mar 20, 2020

Replies: 12

Views: 4K

Engineering Plastic Analysis: Upper Bound Theorem

Feb 19, 2020 · Replies 2 · Mar 18, 2020

Replies: 2

Views: 2K

Engineering Transimpedance Operational Amplifier Simulation circuit help

Jan 30, 2016 · Replies 47 · Mar 15, 2020

2

Replies: 47

Views: 11K

Working with differential equations to obtain a function

Mar 11, 2019 · Replies 8 · Mar 14, 2020

Replies: 8

Views: 3K

Engineering What Is the Bandgap of a Semiconductor with Light Emission at 326.3 nm?

Mar 4, 2020 · Replies 1 · Mar 12, 2020

Replies: 1

Views: 2K

One-factor-at-a-time test matrix

Jan 28, 2019 · Replies 2 · Mar 12, 2020

Replies: 2

Views: 2K

Engineering Charge Redistribution in a Capacitor Bank/DAC

Jan 23, 2020 · Replies 22 · Mar 11, 2020

Replies: 22

Views: 5K

Comp Sci Subtracting the mean from a column in an array

Mar 10, 2020 · Replies 4 · Mar 10, 2020

Replies: 4

Views: 3K

Comp Sci Optimizing Numpy Arrays for Efficient Data Manipulation

Mar 9, 2020 · Replies 2 · Mar 10, 2020

Replies: 2

Views: 1K

Engineering Mechanical principles: vehicle acceleration calculations

Mar 3, 2020 · Replies 13 · Mar 10, 2020

Replies: 13

Views: 2K

Engineering Find out the percent exergy loss

Mar 2, 2020 · Replies 17 · Mar 8, 2020

Replies: 17

Views: 3K

Fixed-point Iteration in MATLAB

Mar 4, 2020 · Replies 9 · Mar 5, 2020

Replies: 9

Views: 3K

Engineering Calculate R and C in Envelope Detector Circuit (AM Modulation)

Mar 4, 2020 · Replies 3 · Mar 5, 2020

Replies: 3

Views: 5K

Engineering Why Is Current Divided by sqrt(3) in 3-Phase AC Mains?

Feb 29, 2020 · Replies 2 · Mar 2, 2020

Replies: 2

Views: 3K

Comp Sci Solving 0-1 Knapsack Problem: Understanding n, w and Table[0][3]

Feb 25, 2020 · Replies 7 · Mar 1, 2020

Replies: 7

Views: 3K

Engineering Calculating the size of a capacitor in a sample and hold circuit

Feb 23, 2020 · Replies 2 · Feb 29, 2020

Replies: 2

Views: 2K

Engineering Differential Amplifier with an Active Load

Jan 5, 2020 · Replies 8 · Feb 29, 2020

Replies: 8

Views: 3K

Comp Sci Laplace Transform of the input portion of this circuit

Feb 16, 2020 · Replies 2 · Feb 29, 2020

Replies: 2

Views: 2K

Solve a nonlinear equation using fixed-point iteration in MATLAB

Feb 27, 2020 · Replies 3 · Feb 28, 2020

Replies: 3

Views: 3K

Comp Sci Mars Rover Project code w/ Arduino

Feb 26, 2020 · Replies 9 · Feb 26, 2020

Replies: 9

Views: 2K

Engineering Why Multiply by Exponential Terms in Fourier Series Calculations?

Feb 26, 2020 · Replies 3 · Feb 26, 2020

Replies: 3

Views: 1K

Engineering Power Loss Definition in a Damped Wave Equation (Skin Depth Problem}

Feb 24, 2020 · Replies 1 · Feb 25, 2020

Replies: 1

Views: 2K

Engineering Kinematic and geometric similarity (fluids)

Feb 24, 2020 · Replies 2 · Feb 25, 2020

Replies: 2

Views: 2K

Engineering Thermodynamics - Second Law: 2 Heat Engines Connected Between 3 Metal Blocks

Feb 19, 2020 · Replies 9 · Feb 24, 2020

Replies: 9

Views: 2K

Comp Sci Reverse Dictionary Keys: d={1:7,2:5,3:7,4:16,5:25,6:5,9:7}

Feb 21, 2020 · Replies 6 · Feb 24, 2020

Replies: 6

Views: 2K

Engineering Was the Angle Discovered? Thread Closed Due to Existing Problem

Feb 22, 2020 · Replies 6 · Feb 22, 2020

Replies: 6

Views: 1K

Engineering Finding the argument of a Transfer Function

Dec 21, 2019 · Replies 4 · Feb 22, 2020

Replies: 4

Views: 4K

Find the Thevenin's Equivalent for the following circuits

Feb 8, 2020 · Replies 5 · Feb 22, 2020

Replies: 5

Views: 2K

Engineering Resolving this vector into its x and y component vectors

Feb 22, 2020 · Replies 1 · Feb 22, 2020

Replies: 1

Views: 2K

Vector resolution onto axes not at right-angles

Feb 21, 2020 · Replies 8 · Feb 22, 2020

Replies: 8

Views: 2K

Comp Sci Boolean simplification of a larger term?

Feb 21, 2020 · Replies 5 · Feb 21, 2020

Replies: 5

Views: 2K

Engineering Voltages, currents and power between a power plant and a transformer

Feb 19, 2020 · Replies 4 · Feb 21, 2020

Replies: 4

Views: 2K

How Does Temperature Affect Avalanche Photodiode Performance?

Feb 19, 2020 · Replies 1 · Feb 19, 2020

Replies: 1

Views: 1K

Comp Sci The systems which allow only one process execution at a time, are what?

Feb 16, 2020 · Replies 1 · Feb 17, 2020

Replies: 1

Views: 7K

Engineering Where does the bending moment exerted by a wall on a beam come from?

Feb 12, 2020 · Replies 2 · Feb 16, 2020

Replies: 2

Views: 2K

Someone me understand the Stiffness of Materials

Feb 12, 2020 · Replies 9 · Feb 13, 2020

Replies: 9

Views: 2K

Thermodynamics help please -- Air passing through a gas turbine system

Feb 12, 2020 · Replies 17 · Feb 12, 2020

Replies: 17

Views: 3K

Comp Sci Big O/Little O, Big Ω, little ω

Feb 9, 2020 · Replies 1 · Feb 10, 2020

Replies: 1

Views: 2K

Comp Sci Return the number of times a word appears in a string

Jan 27, 2020 · Replies 11 · Feb 10, 2020

Replies: 11

Views: 2K

Comp Sci Modeling the queues at a college restaurant

Feb 9, 2020 · Replies 1 · Feb 9, 2020

Replies: 1

Views: 2K

R_th wrong while applying series and parallel simple theory

Feb 5, 2020 · Replies 14 · Feb 8, 2020

Replies: 14

Views: 2K

Velocity / Acceleration Diagrams of a Mechanism - Piston and a rotating rod

Jan 26, 2020 · Replies 1 · Feb 8, 2020

Replies: 1

Views: 2K

Engineering Reconstruct a signal by determining the N Fourier Coefficients

Dec 21, 2019 · Replies 6 · Feb 7, 2020

Replies: 6

Views: 5K

Calculating Final Outlet Temp of Flue Gases

Nov 24, 2014 · Replies 20 · Feb 6, 2020

Replies: 20

Views: 6K

Engineering Problem with the Thevenin equivalent resistance

Jan 30, 2020 · Replies 4 · Feb 6, 2020

Replies: 4

Views: 2K

Engineering Understanding the Passive Sign Convention for Electrical Engineers

Feb 3, 2020 · Replies 1 · Feb 4, 2020

Replies: 1

Views: 2K

Engineering How would an alarm button work in a bathroom scale?

Feb 3, 2020 · Replies 1 · Feb 3, 2020

Replies: 1

Views: 1K

Comp Sci Fourier analysis & determination of Fourier Series

Jan 27, 2020 · Replies 2 · Feb 3, 2020

Replies: 2

Views: 2K

Calculate the number of plates required for a heat exchanger

Feb 1, 2020 · Replies 5 · Feb 2, 2020

Replies: 5

Views: 3K

Comp Sci Twitter API finding the most common word in a tweet

Jan 18, 2020 · Replies 1 · Feb 1, 2020

Replies: 1

Views: 2K

Engineering Finding the radii of curvature for an achromatic lens

Jan 28, 2020 · Replies 1 · Jan 30, 2020

Replies: 1

Views: 2K

Engineering Fourier transform when the data is lacking datapoints

Jan 24, 2020 · Replies 14 · Jan 29, 2020

Replies: 14

Views: 2K

Engineering Mass Transfer in a wetted-wall column

Jan 27, 2020 · Replies 3 · Jan 28, 2020

Replies: 3

Views: 2K

Principal frequencies of a Waveform

May 11, 2015 · Replies 62 · Jan 27, 2020

3

Replies: 62

Views: 22K

Engineering Scaling of units for equations of motions

Jan 26, 2020 · Replies 1 · Jan 27, 2020

Replies: 1

Views: 1K

Comp Sci How do I determine the linear/non-linearity of this problem?

Jan 25, 2020 · Replies 5 · Jan 26, 2020

Replies: 5

Views: 2K

Engineering A circuit with non-linear devices

Jan 13, 2020 · Replies 5 · Jan 26, 2020

Replies: 5

Views: 2K

Engineering Finding voltages in a linear circuit

Jan 12, 2020 · Replies 23 · Jan 25, 2020

Replies: 23

Views: 3K

A Circuit with Nonlinear Element—finding element's current & voltage

Jan 11, 2020 · Replies 3 · Jan 25, 2020

Replies: 3

Views: 2K

Engineering Determination of a magnetic field for a project

Dec 26, 2019 · Replies 11 · Jan 24, 2020

Replies: 11

Views: 2K

Engineering Find the output resistance in a amplifier (MOSFET) small-signal model

Jan 20, 2020 · Replies 2 · Jan 22, 2020

Replies: 2

Views: 4K

Determining 'realmax' and 'realmin'

Jan 19, 2020 · Replies 2 · Jan 21, 2020

Replies: 2

Views: 2K

Engineering Find the Thevenin Equivalent (Circuit with diode load)

Jan 21, 2020 · Replies 4 · Jan 21, 2020

Replies: 4

Views: 2K

Engineering 50 Hz High-Voltage Transmission Line

Jan 16, 2020 · Replies 15 · Jan 18, 2020

Replies: 15

Views: 2K

Finding the missing current and voltage in a circuit with superposition

Jan 12, 2020 · Replies 5 · Jan 16, 2020

Replies: 5

Views: 3K

Comp Sci Counting Valleys // Complete the countingValleys function below.

Jan 14, 2020 · Replies 7 · Jan 15, 2020

Replies: 7

Views: 2K

Engineering Thevenin Theorem seems to not work in this 1 bit RAM RC circuit

Jan 14, 2020 · Replies 2 · Jan 15, 2020

Replies: 2

Views: 2K

Finding the output impedance of Current Controlled Current Source

Jan 14, 2020 · Replies 15 · Jan 14, 2020

Replies: 15

Views: 2K

Engineering DC bias current and small-signal resistance

Jan 13, 2020 · Replies 3 · Jan 13, 2020

Replies: 3

Views: 2K

Engineering Homework Help

Welcome to the Engineering Homework forum!

Engineering Homework Help involves providing support and guidance to students working on engineering assignments and projects. Tutors or resources offering this assistance aim to clarify complex engineering concepts, assist with problem-solving, and provide explanations for theoretical principles.

Whether in disciplines like civil, electrical, mechanical, or computer engineering, the help may cover a range of topics, from structural analysis and circuit design to programming and materials science.

The goal is to aid students in understanding and applying engineering principles, ensuring they can successfully complete their homework assignments and develop a strong foundation for more advanced coursework and real-world applications in the field of engineering.

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