Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
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Rotating disk falling from string problem
- sAXIn
- · Replies 2 ·
Finding the Slope of Staircases for Math Projects
- totallyclueless
- · Replies 4 ·
Voltage Question: Find Voltage Drop with 3.30A Draw
- Jodi
- · Replies 3 ·
What Causes the Curvature of Spacetime for Orbiting Bodies?
- roger
- · Replies 4 ·
Touble with acceleration/velocity problem
- Hwarang
- · Replies 7 ·
Collisions- Simple Algebra Problem
- verd
- · Replies 2 ·
How to Optimize the Sum of Squares of Two Nonnegative Numbers with a Fixed Sum?
- gillgill
- · Replies 6 ·
How Does Physics Influence Cycling Performance?
- nelson_gslc
- · Replies 3 ·
How Can C++ Be Used to Solve Differential Equations?
- watermint
- · Replies 5 ·
Energy - the ability to do work
- rolan
- · Replies 6 ·
How do I solve INT x sec^2x dx using integration by parts?
- ryan750
- · Replies 3 ·
Temperature is the measure of average kinetic energy of an object
- primarygun
- · Replies 9 ·
How to find angular momentum for spin 2 particle?
- qqchico
- · Replies 3 ·
Believe it or not, I am able to do a lot of this stuff without the board
- Celestiela
- · Replies 20 ·
Calculating Wavelength in Water for Electromagnetic Radiation
- chibi_lenne
- · Replies 2 ·
Fundamental Frequency and Musical Harmonics
- helpmeplease
- · Replies 2 ·
Are there any topics in physics that concerns fire?
- SnitchSeekaHarry
- · Replies 2 ·
Does Zinc Tend to Lose Electrons When in Contact with Negatively Charged Metals?
- primarygun
- · Replies 2 ·
Calculating the Electric Potential Difference of a Helium Balloon
- Jchem
- · Replies 4 ·
Find the volume and temperature after the isobaric expansion
- Benny
- · Replies 2 ·
Determining Power Output of Car with Anemometer
- ponjavic
- · Replies 10 ·
How Does Damping Affect the Motion of a Mass on a Spring?
- Hoppa
- · Replies 14 ·
Calculating Tension on a Swinging Rope: A Scientific Approach
- JWest
- · Replies 6 ·
Conversion of electromagnetic units
- armored
- · Replies 2 ·
What Do You See Before a Swimmer Reaches the Critical Angle?
- Byrne
- · Replies 2 ·
How Can I Model Dice Behavior to Predict When Half Are Removed?
- Link
- · Replies 4 ·
Calculating Speed of Block-Spring Collision w/Kinetic Friction
- bullroar_86
- · Replies 2 ·
How can I solve this integral using substitution and integration by parts?
- erik05
- · Replies 14 ·
Total energy, mass, and momentum.
- Jchem
- · Replies 3 ·
Harmonic Motion Help: Solving After Collision
- jaymay
- · Replies 4 ·
Calculating Yo-Yo Angular Momentum on an Inclined Plane
- Mr. Snookums
- · Replies 2 ·
Initial velocity of launched ball
- teken894
- · Replies 4 ·
Solving a Physics Shell Explosion Question
- clucky
- · Replies 3 ·
How Do You Calculate the Fourier Transform of a Rectangular Wave?
- Henk
- · Replies 2 ·
Ambuguous description of a problem
- Ramses The Pharaoh
- · Replies 7 ·
Integrating $\int \frac{x^2 - 1}{x^4 + 1}dx$ - Help Needed
- VietDao29
- · Replies 13 ·
Michelson experiment question/modern physics
- relativitydude
- · Replies 2 ·
Rectangular coil in a galvanometer
- Soshamim
- · Replies 2 ·
Calculating Frequency and Distance of a Sound Wave
- jai6638
- · Replies 6 ·
What are the velocities and kinetic energy changes in an ice skating collision?
- MAPgirl23
- · Replies 5 ·
How Is Kinetic Energy Distributed in a Thorium to Radon Decay Process?
- MAPgirl23
- · Replies 2 ·
Intercept Theorem: Counter-Example & Proof
- lwymarie
- · Replies 2 ·
Differential calculus question (Mean value theorem)
- janiexo
- · Replies 5 ·
Proof of Strictly Upper Triangular Matrix Property by James
- jdstokes
- · Replies 2 ·
How Do Colliding Spheres Behave in a Newton's Cradle Setup?
- Hoppa
- · Replies 3 ·
How do u solve these kinds of problems?1/3=x^(2/3)
- gillgill
- · Replies 6 ·
How to Determine the Maximum Moment for a Non-Rotating Cylinder?
- afromanam
- · Replies 9 ·
Thermal Physics: Understanding Ruchardt's Experiment on Pressure Equilibrium
- Hyperreality
- · Replies 4 ·
Understanding Naming Compounds and Isomers: 2 Quick Questions Answered
- BH20
- · Replies 5 ·
Solving the Relationship between Accelerometer & Normal Acceleration
- ac2707
- · Replies 6 ·
Finding Magnetic Field in a Square Coil with Tangent Galvanometer
- Soshamim
- · Replies 6 ·
How Do You Convert 5'1 and 105 lbs to Metric Units?
- sobored
- · Replies 3 ·
What is the most practical way to find the inverse Laplace transform?
- tandoorichicken
- · Replies 3 ·
How Many Points for Trapezium Rule to Compute exp(-x^2) with Specific Error?
- retupmoc
- · Replies 3 ·
Calculating the Gradient of f(x,y): A Step-by-Step Walkthrough
- ac2707
- · Replies 3 ·
How Do You Calculate Activation Energy and Heat of Reaction?
- ChemRookie
- · Replies 2 ·
Locating the Locus of a Falling Rod on a Smooth Plane
- Silverbackman
- · Replies 2 ·
Spherical tank proportion question
- TheLaughingMan
- · Replies 7 ·
Struggling with Work and Energy on Inclines?
- verd
- · Replies 10 ·
Linear Operator Rules for Ker T and Ker S: Solving for T and S in R^3
- Cyannaca
- · Replies 4 ·
What is the Solution to the Differential Equation y'' + y' -3y =0?
- RadiationX
- · Replies 5 ·
Coordination Number and Geometry
- mathwurkz
- · Replies 2 ·
How Do You Solve Challenging Second-Order ODE Problems?
- tandoorichicken
- · Replies 2 ·
How Does Temperature Affect the Elasticity of Materials?
- ssj5harsh
- · Replies 2 ·
Differential calculus questions
- ~angel~
- · Replies 11 ·
Partial Fraction Decomposition for Inverse Laplace Transform
- tandoorichicken
- · Replies 4 ·
What Happens to a Loudspeaker When the DC Power is Cut Off?
- Alibadally
- · Replies 2 ·
Why Does a Charged Particle Move in a Straight Line in a Magnetic Field?
- shikagami
- · Replies 6 ·
Motion of a charged partcile in eletric fields help
- icedevilwoot
- · Replies 4 ·
Boiling points, melting points and absorbed radiation Q's
- koomanchoo
- · Replies 1 ·
How Do I Calculate Net Force on Charges in AP Physics B 2005 Form B Question 3?
- mitiejoe
- · Replies 2 ·
Which to use->Dot or cross product
- Celestiela
- · Replies 2 ·
Quasistatic processes are reversible?
- Yegor
- · Replies 4 ·
Solving QM Griffiths 2.28: Transmission Coefficient
- genxhis
- · Replies 2 ·
What Motor Specs Are Needed for a DIY Tennis Ball Launcher with a £100 Budget?
- noah1984
- · Replies 2 ·
What force does the dynamometer display?
- Kamataat
- · Replies 2 ·
What is the normal reaction on the box in equilibrium on an inclined plane?
- Gughanath
- · Replies 15 ·
HHV experiment with bomb calorimeter
- Will
- · Replies 3 ·
Engineering Mechanics Couple system question
- Taiki_Kazuma
- · Replies 3 ·
Calculate Kinetic Energy of 232Th to 228Ra/Alpha Particle
- MAPgirl23
- · Replies 2 ·
Some trouble with calculations…
- Lucretius
- · Replies 12 ·
How can I find the electrostatic force on one of the balls in the Pith Ball Lab?
- braindead
- · Replies 2 ·
Physics degrees of freedom problem
- squib
- · Replies 3 ·
The second question: Kinetic Friction
- nutster
- · Replies 12 ·
Average angular acceleration back for more
- nutster
- · Replies 8 ·
Calculating Total Momentum of a System with Two Moving Automobiles
- MAPgirl23
- · Replies 2 ·
How does the center of mass affect collisions in theoretical mechanics?
- allistair
- · Replies 3 ·
Calculating Electron Movement in a Television Picture Tube
- z_sharp
- · Replies 3 ·
Understanding Curvilinear Coordinates and Vector Calculations in Stokes' Theorem
- Nylex
- · Replies 10 ·
Solving for Constants in Dirichlet Kernel Integral Approximations
- Zaare
- · Replies 5 ·
Balancing Equations Using the Half-Cell Method
- BH20
- · Replies 5 ·
How to Solve e^x+e^{3x}-1=0 for x?
- Guero
- · Replies 12 ·
Solving Diffraction Problem with Angle of Deviation & Second Order
- Jchem
- · Replies 2 ·
Solve Power Problem Math: Average Rate of Consumption & Area Needed
- verd
- · Replies 2 ·
How Do You Calculate the Arc Length of \( y = e^x \) from 0 to 1?
- Vadim
- · Replies 9 ·
Quick Question: Effects of Air Bubble on Solid Density
- PhHsSuga05
- · Replies 2 ·
Nuclear Bomb & Missile Delivery: Urgent Help Needed
- uraknai
- · Replies 3 ·
Young's Modulus for Two Materials connected
- thursdaytbs
- · Replies 3 ·
How Do You Optimize Damping Constant for Maximum Resonance?
- sqrt(-1)
- · Replies 2 ·
How can we calculate the doppler effect?
- Raparicio
- · Replies 8 ·