Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
Threads
Calculating Work and Potential Energy with Gravity at 2.789 m/s^2 Acceleration"
- Aldwyn
- · Replies 5 ·
How Do You Calculate Impulse and Force in a Rear-End Collision?
- DANIELLYMA
- · Replies 1 ·
Momentum problem (should be pretty easy I think)
- KatieLynn
- · Replies 3 ·
Easy question about divergence in cylindrical coordinates
- EricVT
- · Replies 2 ·
Free Fall and max altitude Question
- oconn1
- · Replies 1 ·
Would someone explain this in general terms?
- roguel33ter
- · Replies 1 ·
How Do You Calculate the Time for a Mass to Fall Using Moment of Inertia?
- jago-k1
- · Replies 1 ·
Calculating Space Shuttle Velocity: Astronaut Melroy's Historic Flight
- beachbabe0191
- · Replies 4 ·
How Do You Calculate the Second Mass in a Static Equilibrium Problem?
- jfri14
- · Replies 2 ·
Calculating Initial Velocity of Metal Ball on Ramp
- emma3001
- · Replies 1 ·
Calculating Wave Speed in a String: Formula and Step-by-Step Guide
- Joza
- · Replies 1 ·
Final Velocity of Second Ball After Collision
- dmitrip
- · Replies 2 ·
How Do You Calculate the Amplitude of a Standing Wave at a Specific Point?
- Joza
- · Replies 1 ·
Calculating Energy Required to Heat and Change State of Ice in an Oven
- srose9625
- · Replies 12 ·
Finding Coefficient of Friction
- tod88
- · Replies 4 ·
Analyzing an Elastic Collision in 2D: Solving for Speed and Angle
- fliinghier
- · Replies 4 ·
How Many Rocks Must a Child Throw to Maintain Constant Speed in a Wagon?
- bkoz316
- · Replies 1 ·
Velocity of skier slides off a frictionless hill
- Sucks@Physics
- · Replies 10 ·
What is the bird's speed immediately after swallowing?
- cse63146
- · Replies 6 ·
Instantaneous Veloctiy, kinda hard Help
- Sucks@Physics
- · Replies 6 ·
Does Water at the Top of a Dam Have Kinetic Energy?
- Ajwrighter
- · Replies 24 ·
How Much Power is Needed to Boil Water in a Coffee Mug?
- LostInScience
- · Replies 1 ·
What is the Correct Approach to Solving a Challenging Pulley Problem?
- jalen
- · Replies 2 ·
Are there any basic formulas for motion in kinematics?
- patrickking
- · Replies 9 ·
Calculating Momentum of a Dropped Ball: Help!
- Sucks@Physics
- · Replies 12 ·
Ladder vs Wall Homework - Force Calculation
- Dante5454
- · Replies 1 ·
What is the Tension in Scaffolding Ropes?
- Dante5454
- · Replies 2 ·
Car accelerating on ramp - power of engine
- physstudent1
- · Replies 4 ·
Calculating Angular Acceleration: Angular Velocity in Circular Motion
- Sucks@Physics
- · Replies 8 ·
Centripetal Acceleration Problem HELP
- Sucks@Physics
- · Replies 2 ·
Solving Frictional Force: Find Ff & Kinetic Friction Coefficient
- pinkyjoshi65
- · Replies 3 ·
How Does the Doppler Effect Alter the Frequency Heard by the Engineer?
- phEight
- · Replies 8 ·
What Is the Amplitude 3cm from an Antinode in SHM?
- Ginerva123
- · Replies 3 ·
What Impulse Does a Handball Deliver to a Wall?
- ~christina~
- · Replies 10 ·
Work and displacement physics problem
- grouchy
- · Replies 3 ·
How to Determine Pressure with Different Density Liquids in a Manometer
- Damatrix02
- · Replies 10 ·
Why Does Glass Look Green at the Edge? - Get Help Now
- iddheepak
- · Replies 1 ·
What is the Magnetic Field at Point P?
- krondragon
- · Replies 3 ·
Ladder network.attenuator chain?
- asiangrrl
- · Replies 1 ·
Statics - sphere with string attached
- tyche
- · Replies 1 ·
Understanding Rigid Body Rotation & Angular Acceleration
- Sucks@Physics
- · Replies 2 ·
Simple conceptual question - rolling object question:
- frasifrasi
- · Replies 11 ·
Maximizing Projectile Distance: Calculation at 45 Degrees
- clipperdude21
- · Replies 2 ·
Finding acceleration from graphs (s vs t^2)
- BayernBlues
- · Replies 4 ·
Charge flowing through a capacitor
- aliaze1
- · Replies 5 ·
Calculating Angular Momentum of a Rotating Disk with a Point Mass on the Rim
- ph123
- · Replies 11 ·
Electrostatic Self-Energy of a Uniform Density Sphere of Charge
- harshey
- · Replies 1 ·
What is the Amplitude of the Magnetic Field for a Point Source?
- Ryo124
- · Replies 3 ·
Reconstructing Auto Accident: Truck & Sports Car
- gfrant7070
- · Replies 3 ·
Required frictional force for a car to keep it from sliding off a curve.
- galuda
- · Replies 4 ·
Thermo -> Heat Pump, confirmation.
- Pythagorean
- · Replies 2 ·
Circular Motion and artificial gravity
- mkwok
- · Replies 1 ·
Terminal Velocity of a sky diver
- mkwok
- · Replies 3 ·
Angular Acceleration of a rubber wheel
- jmcmillian
- · Replies 2 ·
Solving a Long Jump Problem: Find Takeoff Speed & Increase Jump Distance
- jonnyboy261
- · Replies 5 ·
Effects of Air Resistance on Simple Harmonic Motion Graphs
- Momentum09
- · Replies 2 ·
Solving Density Problems: Neutron Stars Homework
- drewsteriam
- · Replies 2 ·
How Does the Work-Energy Principle Determine the Motion of a Thrown Rock?
- shakejuhn
- · Replies 1 ·
Specific heat and temp - please check
- jaded18
- · Replies 27 ·
Can a Stunt Biker Clear a 45m Gap at 20m/s and 30 Degrees?
- bibbs
- · Replies 1 ·
How Does Spring Constant Affect Work Done on a Stretched Spring?
- grouchy
- · Replies 1 ·
Physics question - object released at equillibrium position of spring
- shadowysun
- · Replies 3 ·
What is the electric potential energy of two electrons separated by 2.68 nm?
- breedb
- · Replies 1 ·
I dont understand why this is wrong. can someone me?
- princessfrost
- · Replies 2 ·
Calculating the Angle of Force for 0.140 kg Ball Attached to a 0.600 m String
- Paulbird20
- · Replies 12 ·
Physics Problem: Can a Biker Make a 45m Gap Jump at 20m/s and 30 Degrees?
- bibbs
- · Replies 2 ·
How Long Does It Take for a Block to Slow Down on an Inclined Plane?
- suspenc3
- · Replies 2 ·
I need some help with my linear equations homework
- ineedhelp23
- · Replies 4 ·
Fundamental frequency and tension of a guitar string
- BlueSkyy
- · Replies 12 ·
What is the impact time and average force in a bullet-wooden block collision?
- clipperdude21
- · Replies 6 ·
Calculating Velocity & Kinetic Energy of Bicycle Racer Rolling Downhill
- bigtymer8700
- · Replies 3 ·
HELP Gravitational force and spheres. (prob easy)
- physicsanyone
- · Replies 3 ·
Average rate of energy transfer & rate of energy dissipation.
- ihopeican
- · Replies 4 ·
Supposedly very easy questions dealing with projectiles, equilibrium, etc.
- gamerzgamerz
- · Replies 11 ·
What is the Force Constant and Minimum Height for Simple Harmonic Motion?
- Jalhalla
- · Replies 8 ·
Is Acceleration Zero at the Maximum Position of a Spring-Mass System?
- Jalhalla
- · Replies 1 ·
Acceleration of an electron through a uniform electric field
- XJellieBX
- · Replies 2 ·
What is the Minimum Height for Simple Harmonic Motion on a Trampoline?
- Jalhalla
- · Replies 5 ·
Solve Amplitude for Guitar String Vibrating in Fundamental Mode
- weathercheck
- · Replies 7 ·
Calculating Vertical Deflection of Electron in Parallel Plate Setup
- XJellieBX
- · Replies 1 ·
Need Help finding radius of ball using bouyancy
- Roger Wilco
- · Replies 3 ·
Solving a System of Equations for Internal Forces at E
- Vidatu
- · Replies 11 ·
Understanding Variable Force and Kinetic Energy: Exploring Halliday's Answers
- mbrmbrg
- · Replies 4 ·
Terminal Velocity Steel Ball Bearing in Oil
- jldavid
- · Replies 2 ·
2 Dimensional Motion and Vectors Help
- janhen200
- · Replies 1 ·
Calculate the smallest possible distance between the two electrons
- XJellieBX
- · Replies 7 ·
Solving a Physics Problem: Cannon Shell Split and Momentum Calculation
- zinedine_88
- · Replies 4 ·
Calculating Photon Emission and Threshold Wavelengths
- Antnorwe
- · Replies 3 ·
How Do You Calculate Average Force from Power and Velocity?
- Rav
- · Replies 1 ·
Calculating Tension in a Cord Attached to an Inclined Crate
- chaotixmonjuish
- · Replies 5 ·
Capacitors - please, need help
- joker_900
- · Replies 1 ·
Why Is Initial Velocity Equal to Final Velocity in Parabolic Motion?
- lilstar
- · Replies 1 ·
Vertical Component of a Velocity Vector
- _mae
- · Replies 12 ·
Mass of cylinder using ang.velocity
- bigtymer8700
- · Replies 3 ·
Kinetic Theory Of Gases - radiometer
- InnealtóirLeTeacht
- · Replies 1 ·
Simple Harmonic Motion question
- Grapz
- · Replies 6 ·
Solving Bernoulli Problem: Find Water Tank Height
- Redstar2
- · Replies 4 ·
Solve Golf Ball Trajectory: Time, Max Height, Distance, and Final Velocity
- pooface
- · Replies 8 ·
Why Does Tension Change in Different Motion Scenarios?
- anakinmalta
- · Replies 1 ·
Solving Bohr's Model for Muonic Atoms
- HasuChObe
- · Replies 3 ·