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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Diverting a beam of charged particles using M.F.
- zorro
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How Much Additional Mass Can a Floating Glass Hold Before Sinking?
- C-A-L
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Simple Harmonic Motion and equilibrium
- Patdon10
- · Replies 5 ·
How Do You Calculate the Gravitational Force in a Hydrogen Atom?
- xArashix
- · Replies 9 ·
Calculate speed, given radius and angle.
- Ienjoytrig...
- · Replies 1 ·
Calculating % Error in Magnetic Field
- qswdefrg
- · Replies 1 ·
Change in entropy for adiabatic compression
- Bugsy23
- · Replies 1 ·
Build a Roller Coaster: Tips for 2 Loops & 2 Hills
- Chem4Life
- · Replies 2 ·
This should be an easy one units in Pressure formula
- trunksbomb
- · Replies 1 ·
What Does Calibration Reveal About Absolute Zero?
- AHinkle
- · Replies 1 ·
How Far Is Halley's Comet from the Sun?
- xArashix
- · Replies 1 ·
Solving Simple Harmonic Motion: Cart Position and Time Comparison
- asz304
- · Replies 2 ·
Resistor Shorting and Kirchhoff's Rule Explanation
- member 217843
- · Replies 1 ·
Finding the Acceleration of a Pivoted Rod Released from a Horizontal Position
- Macroer
- · Replies 2 ·
Finding rafts velocity relative to the water using 2 masses and one velocity
- darktrini123
- · Replies 2 ·
Ideal gas law and a bicycle pump
- LizzleBizzle
- · Replies 1 ·
Location of Solar System object
- jbaratta
- · Replies 14 ·
How to Easily Calculate Frequency?
- smpolisetti
- · Replies 1 ·
Calculating harmonics of a copper wire
- gboff21
- · Replies 1 ·
Moment of inertia and rotational kinetic energy prob
- pb23me
- · Replies 2 ·
Throwing ball out of a moving car
- cashmoney805
- · Replies 10 ·
Merry go round, rotational dynamics
- pb23me
- · Replies 6 ·
Conservation of energy and fricion
- haha01hah
- · Replies 1 ·
Calorimeter Physics Problem: Steam Condensation for Temperature Increase
- smray7
- · Replies 1 ·
How long time until it hits the ground
- anthroxy
- · Replies 1 ·
Radius of Curvature in a simply supported beam
- spggodd
- · Replies 7 ·
Does an Object's Thermal Energy Decrease as Its Temperature Drops?
- mogibb1
- · Replies 1 ·
Understanding Acceleration and Friction in a Block Over Block System
- vissh
- · Replies 5 ·
Coefficient of sliding friction and distance travelled
- Bugsy23
- · Replies 1 ·
Jump Over Log with Least Effort: Analyzing Velocity vs Angle
- tempneff
- · Replies 24 ·
Michelson and Morley Aether Experiment
- midgetwars
- · Replies 5 ·
Velocity after collision (elasticity)
- DrMcDreamy
- · Replies 15 ·
Total energy supplied to a flyball governor
- Bugsy23
- · Replies 1 ·
Magnetic Field of a Straight Current-Carrying Wire
- hx35
- · Replies 8 ·
Relationship between voltage and distance between light bulb and solar cell
- Nash4Lyf
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I dont understand some part of work energy theorem
- madah12
- · Replies 3 ·
Finding Density using STP and Molar Mass
- dredre
- · Replies 2 ·
What Is the Rotational Angular Momentum of a Barbell System?
- ohheytai
- · Replies 13 ·
1-D Inelastic Block Collision and Spring Compression w/photo
- Yamahonda450
- · Replies 6 ·
Small Conceptual Relativistic Energy Question
- mmmboh
- · Replies 1 ·
Gravitational Potential Energy of a System
- blackheart
- · Replies 1 ·
Calculating Frequency of Electron Orbit in Hydrogen Atom
- donut166
- · Replies 1 ·
Work and Energy involving velocity
- AfroQueen
- · Replies 4 ·
Conservation of momentum in an inelastic collision
- Runaway
- · Replies 1 ·
Solving Torque: R=9cm, F=18N, d=30cm
- ohheytai
- · Replies 9 ·
Internal resistance of a battery
- AvoHead
- · Replies 1 ·
Buoyancy problem: Deriving an equation for volume of a floating object
- Hairy Biped
- · Replies 3 ·
Calculate Magnitude & Direction of Gravitational Field at 4th Corner
- blackheart
- · Replies 1 ·
Finding Distance: Solve for Height from 1.77s Drop Time
- mmaggiee
- · Replies 1 ·
Problem involving angular momentum
- issacnewton
- · Replies 2 ·
Significant Figures in Average Velocity Calculation
- michaelplease
- · Replies 1 ·
Question Regarding Thermal Energy
- dismalice
- · Replies 8 ·
Rank the following waves in order
- sona1177
- · Replies 7 ·
Centripetal Force Lab Data Analysis
- rahrah094
- · Replies 1 ·
Help with deriving an equation (coloumb's law, pith ball charges)
- rad5brandon
- · Replies 1 ·
Energy Problem Involving KE and PE
- jcfor3ver
- · Replies 1 ·
Theory type Question of Static Equilibrium
- AVQueen87
- · Replies 2 ·
Help Solving a Difficult Book Problem: Step by Step Guide
- thatoneguy123
- · Replies 1 ·
Uncovering the Mystery behind My Investigation: The Theory Review
- SugerQueen
- · Replies 1 ·
Estimate Melting Point of Lead at 100 atm
- bon
- · Replies 6 ·
Double Slit Quantum and Electricity Experiment
- harrietstowe
- · Replies 1 ·
What is the border line that constitutes v c
- chris_0101
- · Replies 1 ·
Simple Harmonic Motion (Mass on a Spring)
- seichan
- · Replies 3 ·
Is Work Done by the Sun in a Circular Earth Orbit?
- Saraharris38
- · Replies 1 ·
Clausius Clapeyron Equation of lead
- bon
- · Replies 1 ·
Oscillation Frequency and Spring Constant
- katdesutter
- · Replies 2 ·
What Force Does a Concrete Support Exert at One End of a Bridge?
- Hypnos_16
- · Replies 1 ·
Half life of a radio active element
- logearav
- · Replies 2 ·
Ft = 0.202"Calculating Forces on a Lunch Tray: Thumb and Finger Forces
- Hypnos_16
- · Replies 1 ·
Kepler's 3rd Law, circular orbit, 2 planets
- zwingtip
- · Replies 2 ·
Destructive interference, two speakers
- skyline_2k7
- · Replies 1 ·
Degrees of Freedom for a Triatomic Molecule
- vineroon
- · Replies 2 ·
Need help to find application of the Fourier series and Fourier Transforms
- paul-martin
- · Replies 8 ·
Buoyancy and Weight of the Fluid Displaced
- theeringirl
- · Replies 1 ·
What is the Mass of Oxygen in a Leaking Tank?
- CJIME017
- · Replies 2 ·
Slipping before rolling (Rotation)
- weesiang_loke
- · Replies 3 ·
Falling thin rod and angular speed
- wondermoose
- · Replies 3 ·
How much work is required to reduce the radius of the circle from r0 to r0/2?
- Mmm_Pasta
- · Replies 2 ·
So you'd use the top loop and the right-hand loop.
- Princess19
- · Replies 7 ·
Having a hard time grasping the concept with momentum
- TeaWay
- · Replies 7 ·
Propagation of Light from Maxwell's 3rd & 4th Eqns
- Schr0d1ng3r
- · Replies 4 ·
Calculating Required Force for Pushing a Block on an Inclined Ramp
- jolee'11
- · Replies 2 ·
At what rate does it emit energy by radiation?
- acg7160
- · Replies 5 ·
How Does Ampere's Law Calculate Current in a Uniform Magnetic Field?
- ineedhelp5454
- · Replies 4 ·
Simple Ideal Gas Law but i keep getting it wrong
- acg7160
- · Replies 3 ·
Using a pendulum to determine g using T = 2π√(l/g)
- TaraMarshall
- · Replies 1 ·
Rotational Motion dynamics problem
- miamirulz29
- · Replies 1 ·
Pendulum Theory; how to improve accuracy to determine g
- TaraMarshall
- · Replies 1 ·
Thick lens problem, transfer matrices
- fluidistic
- · Replies 2 ·
T: What is the Minimum Distance for No Slipping in Static Equilibrium?
- nameVoid
- · Replies 1 ·
How Does a Cannon's Recoil Relate to Momentum Conservation?
- TeaWay
- · Replies 2 ·
Regarding the definition of Work
- Abelard
- · Replies 5 ·
Calculating Horizontal Displacement from Gravitational Force: A FBD Approach
- moondawg
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Force on a Point Charge in an Electric Field
- wheybags
- · Replies 9 ·
Calculating Velocity, Acceleration, and Net Force for a Bungee Jumper
- cary5
- · Replies 6 ·
Egg Car Project: Build a Car and Egg for Class
- Maleeha
- · Replies 3 ·
Spring/Mass/Oscillation problem
- loganblacke
- · Replies 1 ·
Work in moving a satellite's orbit
- gboff21
- · Replies 2 ·
Estimating Flattening of the Earth
- Fightfish
- · Replies 1 ·