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 Much Force Can Be Applied Before the Top Box Slips?
- Kakateo
- · Replies 1 ·
How Does Throwing a Ball from a Moving Flatcar Affect Its Trajectory?
- postfan
- · Replies 3 ·
How to find angle of inclination of an equilateral
- nickb145
- · Replies 3 ·
Proton and alpha particle repulsion using Coulomb's law and energy conservation
- kosovo dave
- · Replies 4 ·
Angle Calculation for Particle Velocity and Z-Axis at Given Time t1
- postfan
- · Replies 18 ·
Are the polarities of the wires connected to the circuit element incorrect?
- Miike012
- · Replies 1 ·
Conservation of motion and basketball shot
- xdctassonx
- · Replies 3 ·
Speed of freight car (momentum transfer)
- MuIotaTau
- · Replies 6 ·
Conservation of energy in a circle arc.
- tomkoolen
- · Replies 7 ·
Finding a relationship for the ball's speed with the following clues.
- GreenTea09
- · Replies 1 ·
Lagrangian Mechanics, bead on a hoop
- dumbperson
- · Replies 26 ·
Calculating Q for Shear Flow at Box Girder Points
- MMCS
- · Replies 5 ·
Calculating Vertical Stone Throw Intersection Time and Altitude
- postfan
- · Replies 5 ·
Which pole of a suspended magnet aligns with external field?
- fredrogers3
- · Replies 1 ·
Static friction(Impending motion)
- aerograce
- · Replies 1 ·
How Does Newton's 3rd Law Apply When Pushing a Wall?
- hsphysics2
- · Replies 1 ·
How Is Tension Calculated When Lifting a Bowling Ball?
- physicsnobrain
- · Replies 5 ·
Linear algebra ordered basis problem
- priyathh
- · Replies 3 ·
Solve following problems by using energy conservation theory
- olebull
- · Replies 1 ·
Shadow of vertical pole in water with refraction
- MrMoose
- · Replies 4 ·
What Is the Initial Speed of a Horizontally Thrown Stone from Height h?
- Radarithm
- · Replies 7 ·
Polarizing sheets with 10% transmitted intensity
- MrMoose
- · Replies 4 ·
Constraint equations for mobile pulley with three masses
- CAF123
- · Replies 47 ·
How Does Current Frequency Affect Wire Oscillation in a Magnetic Field?
- i_ammitija
- · Replies 3 ·
Tension in ropes between accelerating bodies
- quietbang
- · Replies 4 ·
Soccer ball rebouncing of the goal post
- brundlfly
- · Replies 1 ·
Bucket Swing Problem: Solving for Minimum Speed and Centripetal Acceleration
- dark_elf
- · Replies 2 ·
Tension in a Pendulum String - Oh my
- Engineering101
- · Replies 4 ·
Potential of a dipole in E field
- raggle
- · Replies 1 ·
How Does the Formula for Acceleration in a Pulley System Work?
- Yshai24
- · Replies 2 ·
Roller Coaster Physics in a Gravity-Less Park?
- murrskeez
- · Replies 1 ·
What are the Corresponding Reaction Forces in a Suspended Bowling Ball System?
- physicsnobrain
- · Replies 12 ·
Ball and pendulum collision: finding velocities from swing height
- astru025
- · Replies 8 ·
Distance Needed to Reach Terminal Velocity
- elli
- · Replies 2 ·
Circular Motion: Deriving r for Two Objects on a String
- makerfeldt
- · Replies 2 ·
Police car overtaking speeder with acceleration
- DrAnteater
- · Replies 1 ·
When does the mass of object comes into projectile motion equations?
- survivorboiii
- · Replies 1 ·
What is the Maximum Altitude of a Rocket Launched with Constant Acceleration?
- JohnCy
- · Replies 8 ·
Is Zero Net Force Required for Momentum Conservation?
- RevX
- · Replies 1 ·
What Determines the Acceleration of a Box on a Moving Plank?
- asaspades
- · Replies 2 ·
Did the ball travel far enough to make the goal?
- azukibean
- · Replies 8 ·
Find scalar p and vector C from A - 2B = pC
- damdamct
- · Replies 6 ·
When is a tossed ball in freefall between the acceleration peaks?
- komender
- · Replies 4 ·
Conservation of Energy in Conjunction With Momentum
- Bashyboy
- · Replies 15 ·
Determine the magnitude of the magnetic field.
- NasuSama
- · Replies 5 ·
Friction of a rope wound around a stationary rod
- TheLil'Turkey
- · Replies 10 ·
Radius of centripetal force when on an angle.
- Esoremada
- · Replies 2 ·
Finding acceleration and tension on an incline
- soysauce
- · Replies 2 ·
How can I determine the force at support B in a rigid bar system?
- coconut62
- · Replies 3 ·
What are my units when finding % diff. In kinetic energy?
- astru025
- · Replies 5 ·
Motion in a Magnetic Field problem
- kjlchem
- · Replies 4 ·
Relating to potential energy of a spring and mass on inclined plane
- NewSoul
- · Replies 4 ·
Why Is Work the Same for Different Distances on an Inclined Plane?
- lovelyrwwr
- · Replies 2 ·
What Forces Determine the Sliding of a Block on a Wedge?
- makerfeldt
- · Replies 2 ·
How Do You Calculate Vector Components of a Rocket's Velocity?
- josephcung
- · Replies 2 ·
Find minimum force to move block
- the_sense
- · Replies 4 ·
What are the vector components of a rocket's impact velocity?
- josephcung
- · Replies 1 ·
Why is speed not conserved when external forces cancel out?
- coconut62
- · Replies 2 ·
A block spins around a circle with thrust
- oneamp
- · Replies 5 ·
Deriving the Equation v^2 = u^2 + 2as
- Marcsmeets
- · Replies 13 ·
Find beats formula using imaginary parts
- mbigras
- · Replies 7 ·
What is the effect of overdampening in a circuit?
- kickthatbike
- · Replies 7 ·
What Is the Final Temperature in an Adiabatically Expanded Air Chamber?
- CAF123
- · Replies 26 ·
Calculating Tension in Frictionless and Massless Pulley Systems
- BMcC
- · Replies 6 ·
Vertical projectile motion with 300m drop and 0.04kg object
- TheRedDevil18
- · Replies 15 ·
Finding Surface Charge Densities in a Spherical Conductor
- MostlyHarmless
- · Replies 17 ·
Woman jumping onto a skateboard: conservation of momentum
- astru025
- · Replies 6 ·
Time period of oscillation and gravitation
- Saitama
- · Replies 40 ·
Check work on incline energy and power calculations
- TheRedDevil18
- · Replies 7 ·
Sketch of energy - height graph
- songoku
- · Replies 2 ·
How to Convert a Velocity-Time Graph to a Position-Time Graph?
- pebbles3
- · Replies 4 ·
Why does peeling off a plaster quickly hurt less using impulse?
- Fabric
- · Replies 1 ·
Thermodynamics - example with answer
- manal950
- · Replies 6 ·
Does Opposite Acceleration Decrease Car Speed?
- chrissy9624
- · Replies 4 ·
The wave fuction for particle in a box
- VHAHAHA
- · Replies 6 ·
What is the distance from the pivot when the seesaw is balanced?
- Tepictoc
- · Replies 27 ·
Thermodynamics when work being negative or positive
- manal950
- · Replies 4 ·
Finding work and velocity through acceleration
- Pudim
- · Replies 1 ·
Find V(t) of train car with changing mass.
- oddjobmj
- · Replies 12 ·
Grade 12 Physics: Banked Roads and Friction Analysis
- pinkyboo
- · Replies 2 ·
Time derivatives of polar unit vectors
- iScience
- · Replies 6 ·
Distance traveled sliding down incline
- learnitall
- · Replies 7 ·
Diffraction grating with combination light
- Hapablap
- · Replies 1 ·
Finding the Displacement Vector from 3 Given Vectors
- fortifymagicka
- · Replies 2 ·
Centripetal force problems for dynamics
- pinkyboo
- · Replies 3 ·
Experiment question- energy consumed from single shower
- bigpapi4153
- · Replies 1 ·
Theoretical Uniform Magnetic and Electric Field
- Yosty22
- · Replies 1 ·
Multiplicity of a two state system
- d2x
- · Replies 1 ·
Kinematics and finding acceleration
- JohnCy
- · Replies 5 ·
Modeling Thunderclouds with Point Charges and Conducting Planes
- CAF123
- · Replies 1 ·
How Does the Pulley Rotate in a Modified Atwood's Machine with Friction?
- NUBIG10
- · Replies 3 ·
A momentum question? Not too sure
- noobphysicist
- · Replies 23 ·
Derivation of error formula for gradient from least squares fit
- BOAS
- · Replies 1 ·
Newton's second law clarinet problem
- vanitymdl
- · Replies 17 ·
Find the work and heat transferred in a carnot cycle.
- Kelsi_Jade
- · Replies 7 ·
Determine Radiation pressure at angle given Perpendicular Pressure
- MrMoose
- · Replies 3 ·
Solving for Building Height and Time in Horizontal Projectile Motion
- harujina
- · Replies 3 ·
Gauss's Law for Spherical Symmetry
- Vectorspace17
- · Replies 3 ·
Mass and Energy of Object that struck Earth and created moon
- bowlbase
- · Replies 2 ·