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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Angular Momentum: Uniform Cylinder Drum Rotation
- devious_
- · Replies 9 ·
Converting Units: Apple and Cranberry Barrels, Cloud Water Volume and Mass
- lozek
- · Replies 2 ·
What are the limitations of directional derivatives at (0,0)?
- jdstokes
- · Replies 3 ·
How Do You Calculate the Spring Constant?
- John O' Meara
- · Replies 2 ·
How to Calculate Tension in a Rope on an Inclined Surface with Two Unknowns
- bob4000
- · Replies 7 ·
Dipole moment of non-uniform surface charged sphere
- meteorologist1
- · Replies 10 ·
Optimizing Water Temperature and Density for Mixing
- jazzchan
- · Replies 4 ·
What would be its net charge after it has 1% of its electrons removed?
- pwise2682
- · Replies 2 ·
Understanding Forces and Energy in Space Exploration
- m00c0w
- · Replies 4 ·
Solving Rotational Motion: Find Force on Disc Axis (4m+m)
- devious_
- · Replies 2 ·
Finding fourier transfrom of the following wavefunction
- Feynmanfan
- · Replies 3 ·
Spanning Set Theorem: Determining Basis and Rank of a Matrix A - Assignment Help
- Mathman23
- · Replies 2 ·
Solving a Rocket Question with Physics
- Volcano
- · Replies 17 ·
Can substitution and factoring help simplify this integral?
- Yegor
- · Replies 10 ·
Particle Mass m in Cube Box: Density of Eigenstates
- aura
- · Replies 4 ·
How does current flow through a capacitor?
- thesuxx
- · Replies 4 ·
How Does Conservation of Momentum Affect the Motion of a Boy and a Plank on Ice?
- naznad
- · Replies 8 ·
Ratio of charges in Coulomb's Law problem?
- podboy6
- · Replies 4 ·
What is the Formula for Finding the Slope of a Tangent Line on a Curve?
- Lucretius
- · Replies 8 ·
Understanding Angular Velocity and Curl for a Rotating Fluid
- danai_pa
- · Replies 7 ·
Is L'Hopital's Rule Applicable in Solving This Limit Problem?
- monet A
- · Replies 17 ·
Find the Condition for Limit of f(x) Not Equal to L | Given \epsilon > 0
- jdstokes
- · Replies 4 ·
Optimizing Strategies for Guessing Hat Colors in a Coin Toss Game
- mamamia
- · Replies 11 ·
Vector Field: Showing Divergence & Curl A = 0
- danai_pa
- · Replies 4 ·
Simple Mechanics Problem Holds Politicians In Disarray ?
- cosmiccase
- · Replies 17 ·
Nonlinear differential equation (quick)
- DivGradCurl
- · Replies 11 ·
Help with Torque Calculation for High Speed Drill
- wickid
- · Replies 6 ·
Conservation of Energy and electric potential
- shorti2406
- · Replies 2 ·
Understanding Partial Fractions and the Chain Rule in Integration
- EvLer
- · Replies 7 ·
When balancing chemical equations
- J_o_S
- · Replies 2 ·
Threshold Frequency Calculation: 3.33eV Work Function
- harhar
- · Replies 2 ·
I with 3 precalculus problems.
- takuma
- · Replies 3 ·
Build a 200g Egg Drop Package for 10m High
- CrewGirl
- · Replies 5 ·
Why Am I Struggling with English Despite Excelling in Other Subjects?
- eax
- · Replies 3 ·
Will a precipitate form if I do this
- Dixie
- · Replies 2 ·
Understanding Argand diagrams for complex numbers
- Benny
- · Replies 2 ·
Atomic Physics: Representing Quantities without Units
- Yegor
- · Replies 2 ·
How to measure light wavelength exactly?
- silin
- · Replies 2 ·
Max Height of Rolling Hoop w/Radius 0.13m and Mass 8.1kg
- melissa_y
- · Replies 2 ·
Fluid Mechanics - Pressure - U-Tube Manometer
- Aerospace
- · Replies 14 ·
Xeno is a spherical planet with a diameter of 2160 Kms
- aricho
- · Replies 5 ·
Get Help with Predicate Logic and Truth Values: Examples and Symbolization Tips
- yankes2k
- · Replies 7 ·
Two watches, one thrown in the air.
- CarlB
- · Replies 41 ·
Solving for the Applied Force on a Hanging Crate
- kye6338
- · Replies 2 ·
Solving Integration Problem: xln{x}/\sqrt{x^2-1}
- itzela
- · Replies 3 ·
Rolling hoop across floor and up an incline
- melissa_y
- · Replies 2 ·
Finding the Landing Path of an Airplane Using Cubic Polynomial Functions
- wisredz
- · Replies 4 ·
Angular Acceleration of a Cyclist's Wheels: 54 Rev in 10.0 s
- melissa_y
- · Replies 2 ·
Why Does Differentiating y=sin(pi*x) Result in y'=cos(pi*x)*pi?
- h_k331
- · Replies 4 ·
Quick Vx & Vy Problem: Get Help Now!
- samemikejones
- · Replies 2 ·
Distance traveled by block attached to cylinder
- melissa_y
- · Replies 3 ·
Producing umbra and penumbra with light sources
- queen2020
- · Replies 16 ·
Elastic Collision: Mass m2 Velocity & Momentum of m1
- chynawok
- · Replies 2 ·
What is the simplified form of the function 7(x^3+4x)^6(3x^2+4)?
- h_k331
- · Replies 2 ·
Is It Safe for Divers to Hold Their Breath While Ascending?
- verd
- · Replies 2 ·
How Do You Solve for m in a Polynomial Division Problem?
- thomasrules
- · Replies 6 ·
Blow Off the Cork with Methyl Alcohol & Alligator Clips
- katie14618
- · Replies 2 ·
Deriving the work-energy theorem
- badman
- · Replies 2 ·
How can I rotate a figure around its center?
- Mathman23
- · Replies 6 ·
How does adding a salt of a weak acid to its solution affect the pH?
- joejo
- · Replies 20 ·
Explaining String Theory: A Simplified Guide
- Snow_Unicorn
- · Replies 3 ·
Question that seems simple but I cant fully get it
- 404
- · Replies 6 ·
Motor & Battery: How Long Can I Expect It to Last?
- fomenkoa
- · Replies 2 ·
Is Sonoluminescence Capable of Initiating Nuclear Fusion?
- lawrenca
- · Replies 2 ·
Perpendicular bisectors of the sides in a quadrangle
- Stylewriter
- · Replies 2 ·
Calculating Centripetal Force with Law of Dynamics
- bigman8424
- · Replies 2 ·
Which substance is more acidic
- somsom
- · Replies 4 ·
Can anyone help provide an explanation?
- gunblaze
- · Replies 9 ·
Deceleratation plus reaction time problem
- bigman8424
- · Replies 2 ·
Sphere Experiment: When Will a Small Particle Fall Off a Large Sphere on Earth?
- ssj5harsh
- · Replies 15 ·
Having Trouble Finding the Distance
- Lucretius
- · Replies 7 ·
How do you change the magnitude of a vector?
- omicron
- · Replies 3 ·
Application of partial derivatives
- WY
- · Replies 2 ·
Function Counter: Counting # of Functions in a File - Tips & Ideas
- Stanley_Smith
- · Replies 5 ·
How Long to Reach Peak Height for a Thrown Object?
- bigman8424
- · Replies 5 ·
Which is larger? the weight or the force?
- Francis Oliver
- · Replies 6 ·
Calculating Time Dilation in Relativity: A Solution for Clocks in Motion
- aura
- · Replies 13 ·
What is the Fine Structure Constant?
- Raparicio
- · Replies 4 ·
Group Theory Problems: Calculating Order of Quotient Groups
- Oxymoron
- · Replies 15 ·
Solve Guass Jordan Problem: Step-by-Step Guide
- paulchem
- · Replies 5 ·
How do I correctly convert to polar coordinates when evaluating integrals?
- Benny
- · Replies 7 ·
Power Question: How Much Power Does a 120-V Light Bulb Use?
- Aprilshowers
- · Replies 9 ·
What is the limit as n approaches infinity for (1 + \frac{1}{n+1}) ^ {3-n}?
- shan
- · Replies 4 ·
Can anyone help me with thisBernoulli qn?
- gunblaze
- · Replies 6 ·
What is the System of Equations for Finding Planes Containing a Given Line?
- jdstokes
- · Replies 3 ·
Proving the Convergence of a Geometric Series with a Tricky Sum Equation
- misogynisticfeminist
- · Replies 6 ·
Troubleshooting Chemistry Questions: CaCO3, I2, C2+
- ~angel~
- · Replies 3 ·
Can the Spin of an Electron Flip in a Different Direction than Measured?
- wizzart
- · Replies 22 ·
What is the volume of water in a cylindrical cumulus cloud of given dimensions?
- scmejla
- · Replies 2 ·
Gauss-Jordan Row Reduction for Linear Systems
- paulchem
- · Replies 2 ·
Sound vs Light Waves: Compare & Contrast
- Raparicio
- · Replies 11 ·
Please help me understand movement of electron in a magnetic field
- michaelw
- · Replies 7 ·
How to Calculate Time and Uncertainty for Rotating Pulsars
- scmejla
- · Replies 2 ·
Group velocity for a discrete superposition of waves
- quasar987
- · Replies 4 ·
Can Any Genius Answer My Questions .can Any Body.
- mohdfasieh
- · Replies 3 ·
Solve an Infinite Charge Line Problem
- a_aziy
- · Replies 2 ·
The physics behind tilting trains - my oral physics exam
- ofaltins
- · Replies 1 ·
Radial Track, Find Loss of TME
- bigman8424
- · Replies 2 ·
If a magnetic field is increasing, will a charge in that field accelerate?
- michaelw
- · Replies 15 ·
A golf ball of mass 46 g is struck a blow by a club
- Waylander
- · Replies 3 ·