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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More than one dielectric ibetween a parallel plate capacitor
- rusty009
- · Replies 13 ·
Electric Potential Energy of a Charged Particle in an Electric Field
- European Sens
- · Replies 2 ·
Solving Rotational Force in Beverage Engineering
- iamkristing
- · Replies 1 ·
What exactly is overtone? please
- alexavier
- · Replies 1 ·
Lowest Final Temp: Which Substance to Add?
- chiurox
- · Replies 11 ·
How Can I Become an Expert in Solving Physics Questions?
- alexavier
- · Replies 1 ·
How Is Work Calculated in a Two-Rope Tension Problem?
- wind326
- · Replies 1 ·
Centripetal Force and G Forces while travelling over a hill
- Zach Smith
- · Replies 9 ·
Find the distance traveled by the block
- DeanBH
- · Replies 2 ·
Calculating the mass of a comet using the impact method
- joe17857
- · Replies 11 ·
Help needed - Newtons first law - particles in equilibrium
- Hemmelig
- · Replies 7 ·
What is the electric field at a point midway between two charges?
- daniel69
- · Replies 4 ·
Threshold Energy Calculation for Proton-Proton Collision
- FreeAnnyong
- · Replies 2 ·
Integration Center of Mass Problem -Really frustrated
- bcjochim07
- · Replies 11 ·
Can a Man Swing Across a 50m Canyon with a 30m Grapple Hook?
- godofrock
- · Replies 3 ·
Solving Homework Equations for Relativistic Rocket
- joker_900
- · Replies 1 ·
Spacecraft Deep Impact - Comet's mass
- treverd
- · Replies 1 ·
Understanding Wave Phase: Definition and Equations
- foxjwill
- · Replies 3 ·
SHM horizontal spring mass system
- bionerdette
- · Replies 1 ·
Fluid Mechanics of a diving bell
- clope023
- · Replies 5 ·
Very beginner physics 1D motion question
- mistymoon_38
- · Replies 1 ·
Energy required to place a satellite in orbit
- XxBollWeevilx
- · Replies 15 ·
Density of a planet using orbit of a satellite
- XxBollWeevilx
- · Replies 6 ·
Calculating Time to Complete Half of Magnetic Field Circle Using Fc Equation
- soul5
- · Replies 1 ·
So i did this question and got an answer of 43 N i was wondering if
- tascja
- · Replies 2 ·
What Is the Intensity of Sound at 123 dB?
- yoshiba
- · Replies 2 ·
Friction and Acceleration: Solving a Rope Pulling Problem
- sprinter08
- · Replies 7 ·
Find I(coil): Solenoid & Coil Setup
- splac6996
- · Replies 1 ·
How Do Planetary Orbits Reveal the Masses of Stars and Heights of Satellites?
- coolfreesia
- · Replies 1 ·
Is the Mass of My Birthday Pulley Evenly Distributed?
- bcjochim07
- · Replies 1 ·
How to calculate tension in hanging ropes
- slyskittle
- · Replies 3 ·
Solving a Trajectory Problem Involving a Watermelon
- MEAHH
- · Replies 1 ·
How Do You Calculate Hydrostatic Pressure in a Spherical Water Tank?
- teamgonuts
- · Replies 1 ·
Why Does the 1/3 Factor Appear in the Moment of Inertia Calculation?
- salman213
- · Replies 1 ·
How Much Work Is Done by an Olympic Triathlete Accelerating on Her Bicycle?
- checkmarks
- · Replies 2 ·
Solve Balmer's Formula for Wavelengths
- elephantorz
- · Replies 3 ·
Volume of a liquid in a container
- clope023
- · Replies 5 ·
Finding Optimal Angles for Projectile Motion Using Kinematics and 2D Vectors
- whtan20
- · Replies 5 ·
How Can a Watercraft's Path Be Modeled Without Trigonometry in a Flowing Stream?
- Hendrick
- · Replies 10 ·
How Much Space Does 0.736 kg of Oxygen Occupy at 1°C and 105 Pa?
- cstout
- · Replies 4 ·
How Do You Determine Post-Collision Velocities Using Distance and Angle?
- sodr2
- · Replies 2 ·
Temperature in Thompon's experiments.
- elephantorz
- · Replies 3 ·
Resonant RLC Circuit Homework - Purcell 8.4
- tjd_maximum
- · Replies 1 ·
Current of a coil surrounding a solenoid
- skinner
- · Replies 11 ·
Smooth slope - A level question.
- DeanBH
- · Replies 2 ·
Radio Transmission: Jupiter-Earth Time for Response
- kokenwa
- · Replies 1 ·
What is the Correct Solution to 92x^3y divided by -28xy^3 in Algebra?
- Enos
- · Replies 1 ·
Explain why the average velocity of the gas molecules in a container is zero
- joe1joe1joe2
- · Replies 3 ·
Magnetic Force on a Vertically Moving Electron Near the Equator
- soul5
- · Replies 8 ·
Solving Gauss Law Problems: Understanding Flux & Point Charges
- goyal.vishesh
- · Replies 1 ·
Center of Mass of compound cylinder
- corochena
- · Replies 13 ·
Energy in simple harmonic motion
- kjartan
- · Replies 2 ·
Angular Velocity of a swinging Sphere
- zylaxice
- · Replies 3 ·
Does This Van de Graaff Generator Question Make Sense?
- daNAV1GATOR
- · Replies 18 ·
Gravitational Potential Energy of a rope
- FailingPHYS
- · Replies 4 ·
Electric Field Between/Above Parallel Charged Rods
- Fusilli_Jerry89
- · Replies 1 ·
How Do You Calculate Displacement from Town B to Town C?
- MercifulBoss
- · Replies 6 ·
How Does an Airplane's Aluminum Antenna React to Earth's Magnetic Field?
- divacute2
- · Replies 2 ·
Help Me Solve My Problems: U-Tube and Styrofoam Bucket
- peaches1221
- · Replies 2 ·
Can Watts Be Converted into Ohms?
- anonymous820
- · Replies 2 ·
What Direction Does the Magnetic Field Oscillate in a Vertically Traveling Wave?
- lisamay44
- · Replies 1 ·
How Many Extra Electrons Does a Latex Sphere Have in an Electric Field?
- ProtoXtype
- · Replies 1 ·
Electric Potential Car Battery Problem
- maphco
- · Replies 7 ·
Help With Physics Homework Please I'm Desperate
- luvtodance151
- · Replies 4 ·
Linear Mass Density of current and wires
- splac6996
- · Replies 1 ·
What Distance from Earth Achieves Weightlessness for Astronauts?
- bcjochim07
- · Replies 1 ·
Charge movement in a magnetic field along the z-axis (into page/out of page)
- pinkenergy
- · Replies 16 ·
How Much Fresh Water Is Needed to Submerge a Submarine in Salt Water?
- b0r33d
- · Replies 1 ·
F(avg) and Fmax during collision
- keltix
- · Replies 15 ·
How to Calculate Uncertainty in Complex Equations with Trigonometric Functions
- questions
- · Replies 3 ·
Converting 26.6 mA to Amps: .026 or .0026?
- anonymous820
- · Replies 2 ·
Determine the distance of this point from the center of the Earth.
- Sheneron
- · Replies 11 ·
Calculating the Refraction Angle of a Light Ray Incident on a Prism
- BioMechanical
- · Replies 2 ·
Slopes of a Force vs. Charge and Force vs. Distance Graph
- heatherann
- · Replies 1 ·
5.76x10^-3 NRadiation Force on Echo II Satellite Ballon
- jabosh7777
- · Replies 4 ·
Parallel plates with a mass m at an angle
- ~christina~
- · Replies 2 ·
Please i cannot find any help on this question so far
- bharp24
- · Replies 2 ·
Conservation on Angular Momentum
- misskk24
- · Replies 6 ·
Calculating Density of Ice from a Buoyant Force Problem - Homework Help
- b0r33d
- · Replies 3 ·
Wavelengths of lowest and highest audible frequencies
- Lyphta
- · Replies 1 ·
Center of Mass: Weight Distribution for Bob & Charlie
- silentshimmer
- · Replies 2 ·
Maximizing Brick Stability: Solving the Brick Torque Problem
- bcjochim07
- · Replies 3 ·
Oscillation frequency of circuit
- ttiger2k7
- · Replies 2 ·
Are Linear and Tangential Acceleration Just Angular Values Times the Radius?
- forty
- · Replies 3 ·
Ampere's Law-when does it work?
- JasonBourneV
- · Replies 4 ·
Radius of Curvature for Mirror w/ 10.0cm Candy Bar
- kdl8614
- · Replies 3 ·
What Resources Can Help You Understand Emission Spectra?
- elephantorz
- · Replies 3 ·
Finding velocity with changing distance and acceleration
- bluedolphin12
- · Replies 4 ·
Solve Urgent Magnetic Field Problem - Find Net Field, Charge & Electric Field
- physicsbhelp
- · Replies 14 ·
Solving Kepler's Equation for Comet Orbit Time Around Sun
- susan__t
- · Replies 1 ·
Carbon-14 Dating Age Calculation
- xinlan
- · Replies 1 ·
Certain isotope tell you that the decay rate decreases
- xinlan
- · Replies 3 ·
Calculating Impact Speed and Mass of Ice Cube: Temperature/Heat Help
- peaches1221
- · Replies 5 ·
Question about ELectric field and electric potential
- yosite
- · Replies 3 ·
Electric Circuit Connected to Ground
- Ricky2357
- · Replies 1 ·
Calculating EMF from Magnetic Flux and Time
- jcpwn2004
- · Replies 5 ·
Is RMS Voltage or Peak Voltage Used for Working Resistance?
- Nuclearhermit
- · Replies 2 ·
Satellite Motion - This doesnt seem right
- TheKovac
- · Replies 4 ·
Calculating Electric Field Using Lorentz Force Law
- Duodora
- · Replies 6 ·
How Is J₀ Calculated in a Wire with Nonuniform Current Density?
- splac6996
- · Replies 1 ·