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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Orbiting Satellite Homework Help
- fishguts
- · Replies 2 ·
Elastic Collision kinetic energy and momentum
- fobbz
- · Replies 3 ·
What Is the Wagon's Speed After an Elastic Collision?
- canicon25
- · Replies 2 ·
Temperature change in an object
- kieslingrc
- · Replies 3 ·
Electronics - Op-amps: when will the LED light up
- Femme_physics
- · Replies 13 ·
Forces and Vectors in Equilibrium
- geoinerworks
- · Replies 2 ·
How does gravitational variation affect kinetic energy calculations?
- d4nk1337sauce
- · Replies 6 ·
Purchase a heater with a high resistance because P= I^2 R
- heartOFphysic
- · Replies 7 ·
What is the ball's maximum height?
- Casey314stl
- · Replies 7 ·
Optimizing Range in Projectile Motions: Analyzing Launch Angle Graphs
- Temper888
- · Replies 4 ·
Can someone answer this easy phsyics problem about vertical height
- Casey314stl
- · Replies 12 ·
Angles and rotational equilibrium
- Hypercubes
- · Replies 14 ·
Explaining a Physics Phenomenon with a Snowy Photo
- Jstuff
- · Replies 3 ·
Solve Bohr Atom Problem: Find Radius, Energy, Wavelenght
- Fabio010
- · Replies 5 ·
Resolving Atomic Physics Problem: Minimum Proton Distance in Gold Leaf
- Fabio010
- · Replies 17 ·
Coefficient of friction HELP please
- allelil13
- · Replies 15 ·
Finding Terminal Velocity of a Balloon in Free Fall
- luigihs
- · Replies 20 ·
Projectile Fired at 30° Angle: Speed After 3 Seconds
- Let It Be
- · Replies 7 ·
Two Dimensional Motion/Projectile Motion
- Let It Be
- · Replies 20 ·
How Does Changing the Reference Point Affect the Potential Energy Calculation?
- Alaa Mahmoud
- · Replies 8 ·
What Are the Different Equations for Free Fall Drop?
- Let It Be
- · Replies 2 ·
Relations between Angle of Launch, Range & Flight Time
- Temper888
- · Replies 1 ·
Throwing Apricots: Calculating Range of Impact
- cashboxz01
- · Replies 1 ·
Solving Equations Using Sin/Cos: Projectile Motion
- Let It Be
- · Replies 3 ·
Find the tension in each string
- mechanics_boy
- · Replies 2 ·
Method of joints, force in each member
- togo
- · Replies 11 ·
Particle on a wedge relative acceleration
- evansmiley
- · Replies 1 ·
Dynamics problem: Rod on a rough surface
- Ak94
- · Replies 2 ·
When and Where Do Two Balls Meet?
- mechanics_boy
- · Replies 7 ·
Two trucks are around the pulley
- heartOFphysic
- · Replies 14 ·
How do I work out a as in F= ma?
- MattA147
- · Replies 3 ·
Moment of Inertia of a Hemispherical Shell
- sriracha
- · Replies 2 ·
Solve Elasticity Problem: Find Force Compressing Stoppers
- gastro54
- · Replies 8 ·
Dynamic equilibrium - walking in constant speed
- yoni162
- · Replies 3 ·
Young Double Slit Experiment (Determine wavelength of light source)
- HarleyM
- · Replies 3 ·
A vessel filled with two liquid how to determine boant force?
- vkash
- · Replies 9 ·
Convection, Conduction, Radiation
- Dberry
- · Replies 7 ·
Deriving Velocity and Normal Reaction in a Vertical Circular Motion
- jiboom
- · Replies 1 ·
Understanding Work in Quasistatic Expansion and Compression of a Gas
- PhysicForFun
- · Replies 6 ·
Help Calculating focal length for magnifying glass
- Stomper123
- · Replies 10 ·
Physics kinematics SIN question
- ShearonR
- · Replies 14 ·
Solving for the Alaskan Rescue Team Equation
- Let It Be
- · Replies 3 ·
What does T represent in mc^2 equation?
- ZedCar
- · Replies 5 ·
What is the initial speed of the rock when thrown off a cliff?
- Let It Be
- · Replies 12 ·
Kinetic Friction, Undefined Pushing Force, Find Normal Force.
- Saraballs
- · Replies 4 ·
Which equation should I use to calculate flux for a point charge in a sphere?
- ZedCar
- · Replies 7 ·
Momentum and kinetic energy of pieces resulting from an explosion
- phosgene
- · Replies 2 ·
How to Find Total Resistance in a DC Circuit
- fobbz
- · Replies 5 ·
Lorrentz transform question about velocity
- ZedCar
- · Replies 12 ·
How Does the Angle of Inclination Change as a Skier Descends a Hill?
- Temper888
- · Replies 3 ·
How Do You Calculate Uncertainty in Amplitude Readings from a Sound Sensor?
- MrMeltedChees
- · Replies 1 ·
How to Determine Power Dissipated by a Resistor When Voltage is Doubled?
- salomi
- · Replies 12 ·
What is the correct way to find tension in a pulley problem?
- ja!mee
- · Replies 4 ·
Figuring Out Increase in Angle of Inclination
- Temper888
- · Replies 5 ·
How to find max KE of electrons in photoelectric effect
- smarton
- · Replies 1 ·
Coriolis Effect - Vertical Shot, solution through integration?
- Malor
- · Replies 2 ·
Refractive Index: Part A, B, & C
- zain1612
- · Replies 5 ·
Valence electrons of a transition element
- reyrey389
- · Replies 2 ·
What is the component of weight along a ramp?
- heartOFphysic
- · Replies 6 ·
Solve Study Guide Problems: Homework Statement
- billybobay
- · Replies 1 ·
What's Wrong with My Electrostatic Equilibrium Calculation?
- jfierro
- · Replies 11 ·
Leaning Column Free Body Diagram
- dstretan
- · Replies 7 ·
Release block on a moving inclined plane.
- bensondros
- · Replies 9 ·
A Rocket was launched directly upwards from rest.
- heartOFphysic
- · Replies 2 ·
How to work out frictional torque and resisting motion
- lew123189
- · Replies 1 ·
Circular motion time/radius ratio question
- d4nk1337sauce
- · Replies 1 ·
Calculating Average Power for Raising a Roller Coaster Car
- direct99
- · Replies 9 ·
Momentum values in quantum mechanics
- shakaflaka
- · Replies 2 ·
Dynamics - Blocks on an Incline Plane
- fobbz
- · Replies 5 ·
How does the weight of a fish affect the stretching of a steel wire?
- usamo42j
- · Replies 1 ·
The Slowest fall / simple aerodynamics
- Aya88
- · Replies 2 ·
Kinetic Energy and Frictional Work of Child Jumping on Sled
- Jfxue
- · Replies 3 ·
When Does Water Completely Vaporize in a Constant Volume Process?
- Cozy_Powell
- · Replies 1 ·
Ladder of mass M and length L, find kinetic energy in terms
- amiras
- · Replies 1 ·
How Do Mass Differences Affect Satellites with Identical Orbits?
- Temper888
- · Replies 2 ·
Gravitational Potential Energy
- IgE
- · Replies 2 ·
Method O' Joints, question about the Method itself, semi-
- blargonaut
- · Replies 1 ·
Moment of inertia of hemispherical shell
- mishima
- · Replies 5 ·
Absolute pressure of air inside a meat baster
- phosgene
- · Replies 4 ·
How Does Impulsive Force Affect Particle Velocity Over Time?
- Samuelb88
- · Replies 1 ·
Rocket Propulsion: Understanding the Equation Behind It
- aaaa202
- · Replies 2 ·
Kinetic energy and potential energy work
- mtayab1994
- · Replies 20 ·
Magnetism Question: Charged Oil Drop in Electric Field
- Dberry
- · Replies 6 ·
How Does Friction Affect Motion on Different Surfaces?
- shinnsohai
- · Replies 2 ·
Understanding Lenz's Law in Electromagnetism
- Dberry
- · Replies 6 ·
Converting miles to square meters
- jwainwright09
- · Replies 3 ·
The Inclined Plane Race: Sphere vs. Hoop
- Tricks67
- · Replies 3 ·
Tension in a String: Is T1 > T2?
- physics kiddy
- · Replies 14 ·
What's the relationship between the amplitude and the Sound power level?
- MrMeltedChees
- · Replies 2 ·
Which points have the highest gauge pressure in a teapot spout?
- sparkle123
- · Replies 1 ·
Water Pressure in tank filled with water
- sparkle123
- · Replies 2 ·
Spring oscillation kinematics question.
- Ishida52134
- · Replies 20 ·
Tennis ball hit by racket (momentum problem I think)
- aero_zeppelin
- · Replies 9 ·
Torque on a coil in a magnetic field
- pc2-brazil
- · Replies 1 ·
Circular Motion of a Mass with Tension in a Rope
- d.tran103
- · Replies 3 ·
Magnetic field halfway between two parallel wires.
- vikramb4
- · Replies 2 ·
Help 3 simple questions need to know the law, 2 question need to make sure only
- wmsaqqa
- · Replies 4 ·
Working with archimedes principle.
- vkash
- · Replies 5 ·
Thermodynamics and steam, temperature etc tables
- Cozy_Powell
- · Replies 5 ·