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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How Far Does a Car Travel Accelerating Uniformly from Rest to 20 m/s West?
- kselanders
- · Replies 1 ·
What horizontal distance can a painter climbing a ladder before it slips
- zdickz
- · Replies 2 ·
How Much Force Is Needed to Move a 59 kg Crate?
- anthonyr
- · Replies 4 ·
Friction pinning a block on another block
- richard karn
- · Replies 1 ·
Forces problem with a crate, what's doing the work?
- alchemist31
- · Replies 1 ·
Calculating the Work Done by Normal Force on a Sliding Piano
- tica86
- · Replies 5 ·
How to find displacement in a position v time graph?
- deaninator
- · Replies 2 ·
Jack and Jill's Race: Solving a Physics Problem
- deaninator
- · Replies 4 ·
Angular Deceleration of a Bicycle Wheel
- bmoore509
- · Replies 5 ·
Arrow embeds in wooden block, how far does it slide
- stonecoldgen
- · Replies 1 ·
Uncovering the Mystery of Work Done by Conservative Forces
- ikjadoon
- · Replies 2 ·
What is the coefficient of kinetic friction on a 30 degree ramp?
- drummerjason
- · Replies 2 ·
Force exerted by one object on another?
- aishax
- · Replies 4 ·
Solving a Centripetal Force Problem with Tension and Velocity | Homework Help
- John H
- · Replies 3 ·
Acceleration of a Cart Pulled by Different Forces
- runningirl
- · Replies 1 ·
Help gravitational potential energy?
- ohheytai
- · Replies 14 ·
Why Does Calculating Runner A's Distance Give Different Results?
- deaninator
- · Replies 3 ·
Will I Slide in My Seat During a 2km Level Turn at 400km/hr in an Airplane?
- pb23me
- · Replies 1 ·
Kinematics: Emerging From a Tunnel
- deaninator
- · Replies 23 ·
Beat frequency when there are phase constants
- nietzsche
- · Replies 1 ·
What is B (beta) for transistor?
- Acuben
- · Replies 1 ·
Can a Car Move Up a Hill with Only 30N of Frictional Force?
- pb23me
- · Replies 2 ·
How Do You Calculate Kinetic Energy in AP Physics Problems?
- Absolute Zero
- · Replies 4 ·
Help with magnitude of net force
- Randy3463
- · Replies 3 ·
A truck covers 80 m in 17 s while smoothly slowing down to a final speed
- r-soy
- · Replies 6 ·
How Does Angle Affect the Acceleration of a Thrown Ball?
- spyroarcher
- · Replies 5 ·
What is the equation for capacitance of a coaxial cable?
- jumpboy
- · Replies 5 ·
Angled Force Problem: Solving for Object Position, Velocity, Speed
- mwhowell
- · Replies 1 ·
How Much Faster Will a Rock Travel If Thrown at 30 m/s From an Asteroid?
- ohheytai
- · Replies 1 ·
Solve Physics HW: Find Net Force at t=2.00s
- scirfy
- · Replies 1 ·
What is the optimal speed for a box to slide down a roof with minimal friction?
- enrijuan
- · Replies 6 ·
Using Momentum & Energy Principles to Analyze a Satellite Orbit
- ohheytai
- · Replies 1 ·
Solving Block on a Wedge: Find Distance Slid by Triangle
- bmoore509
- · Replies 1 ·
Max speed of a mass on a spring given x=0
- khairurraziq
- · Replies 2 ·
Does Heating a Balloon Affect its Surface Energy?
- zorro
- · Replies 2 ·
Conservation Laws and Collisions with a Spring
- nibbles198
- · Replies 8 ·
Rank Designs A-F: Largest to Smallest Tension
- wanamaa
- · Replies 2 ·
RC Circuit, Need help forming equation.
- EEhokie13
- · Replies 6 ·
Projectile Question involving angular velocity and acceleration
- m84uily
- · Replies 3 ·
How Do You Calculate the Momentum of a Particle Relative to the Center of Mass?
- bmoore509
- · Replies 3 ·
Solving Heat Capacity Problems with Specific Heat Equations
- WMM
- · Replies 1 ·
Relative Extension of Collagen Fiber: %0.8
- edorf
- · Replies 2 ·
Work and Changes in Kinetic Energy Experiment
- KatlynEdwards
- · Replies 3 ·
Does Shaking and Settling Affect the Weight of a Milk Bottle?
- Fruh2theline
- · Replies 3 ·
Free fall problem with an extra variable
- mwhowell
- · Replies 1 ·
Static and kinetic friction involving velocity
- enrijuan
- · Replies 11 ·
What Is the Initial Projection Angle of a Projectile at Maximum Height?
- militant07
- · Replies 2 ·
Projectile Motion Question - Not enough info?
- Sean1218
- · Replies 11 ·
What Is the X Coordinate of the Particle?
- Meadman23
- · Replies 3 ·
What is the Electric Field of a Uniformly Charged Disk at Different Z Positions?
- fallen186
- · Replies 1 ·
Angle and speed of can after collision
- gap0063
- · Replies 2 ·
Flat plate, circular hole center of mass
- gap0063
- · Replies 10 ·
Calculating Forces in a Helicopter Lift: F=ma and Cable Tension
- runningirl
- · Replies 2 ·
What is the purpose of the trigonometric equation AsinX + BcosX = Ksin(X+a)?
- Endorser
- · Replies 3 ·
How much do the bed springs stretch when a person jumps on them?
- vinnyzwrx
- · Replies 2 ·
Ii cant seem to figure this out
- 1waystrpark
- · Replies 3 ·
Calculating Total Energy of Object
- Sixty3
- · Replies 1 ·
How to answer question on momentum?
- Sixty3
- · Replies 1 ·
What is the work done by gravitation
- breakoutecho
- · Replies 3 ·
Can Kinematics and Energy Conservation Solve the Egg Drop Problem?
- claudiairiond
- · Replies 1 ·
Comet Speed at 6x10^12 m from Sun
- ohheytai
- · Replies 1 ·
Calculating Magnetic Force on a Charged Particle
- roam
- · Replies 1 ·
Optimal Dragster Exhuast Pipe Angle: Energy of Systems and Force
- winowmak3r
- · Replies 1 ·
Calculating Moment of Inertia for a Thin Spherical Shell
- tak08810
- · Replies 1 ·
Formulas for Molar Heat Capacity at Constant Pressure/Volume
- mneox
- · Replies 1 ·
Projectile Motion test problem, involving unk. v0 and y displacement.
- prohme
- · Replies 3 ·
Kinematics: Projectile with no initial velocity
- huynhtn2
- · Replies 8 ·
Mass & Velocity Components of Third Fragment in Exploding Shell | 0.4kg Shell
- farrah003
- · Replies 1 ·
How to find the acceleration of a block being pushed
- friar
- · Replies 1 ·
Kinematics: Final velocity components
- huynhtn2
- · Replies 3 ·
Finding Tension in a Vertical Circle: A 2.0-kg Ball on a Pivot
- preluderacer
- · Replies 8 ·
Physics. Gr.11. Kinetic Friction.
- Kazia
- · Replies 1 ·
Solving for V3: Finding the Velocity of Point Z3
- PhysicsGenius
- · Replies 11 ·
What is the minimum stopping distance of a truck with locked brakes?
- DrummingAtom
- · Replies 2 ·
How Fast to Launch an Object from Mercury for a Final Speed of 3000 m/s?
- ohheytai
- · Replies 1 ·
Solve for Average Acceleration: Flying East with Helium
- W_ace
- · Replies 2 ·
Find the Origin of the Kicked Soccer Ball
- Eash
- · Replies 2 ·
How to Calculate Tension in a Rope for a Drawbridge with a Rusty Hinge?
- uchicago2012
- · Replies 1 ·
Calculating Average Acceleration for a Slow, Level Turn
- aishax
- · Replies 2 ·
Calculate Torque of Force F Applied at r Around Origin
- uchicago2012
- · Replies 1 ·
What Effects Will the New Sphere Have on Water Level L?
- needhelpfast
- · Replies 1 ·
How does plaque affect pressure in an artery?
- needhelpfast
- · Replies 1 ·
Work done on a system by an external force Problem
- VitaX
- · Replies 15 ·
Oh man, I don't understand anything about forces Dx
- lolsherry
- · Replies 3 ·
Use work/energy throem to derive an expression for moment of inertia?
- mattpd1
- · Replies 5 ·
Shoot a Rocket off a Cart and through the Hoop
- Phoenixtears
- · Replies 2 ·
Finding length of driveway (work-kinetic energy theorem)
- alyston
- · Replies 3 ·
Simple 2-D Uniform Motion Problem
- aishax
- · Replies 4 ·
How Does Work Affect the Energy of a Helium Nucleus?
- ohheytai
- · Replies 2 ·
Solve Kinematics Problem: Find Acceleration for 2.7kg Blocks on Inclined Pulley
- pb23me
- · Replies 7 ·
Finding Initial Velocity with no time or other Velocities
- Hypnos_16
- · Replies 15 ·
Elastic collision with two masses and spring
- eventob
- · Replies 7 ·
Solve Forearm Equilibrium: Calculate Force Held by Biceps
- Tina20
- · Replies 3 ·
Help needed with the effect of no time / time freeze on bullet movement
- gengarjetty
- · Replies 13 ·
Bullet velocity using impulse-momentum
- JJBladester
- · Replies 11 ·
Angular velocity of a merry go round after a child has jumped onto it
- Tina20
- · Replies 6 ·
Centripetal force and acceleration problem
- ScienceGirl90
- · Replies 3 ·
What is the final speed of the crate?
- ohheytai
- · Replies 2 ·
What is the speed of the crate when it reaches the bottom?
- physx_420
- · Replies 3 ·
How Do I Calculate the Maximum Height of a Projectile?
- Bugsy23
- · Replies 4 ·