Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
Threads
Which way does the tanker truck move on frictionless surface?
- Kimia
- · Replies 4 ·
Advanced Project - Wheatstone Bridge for TCR measurements
- Pleonut
- · Replies 2 ·
How Does Friction Influence Motion on an Incline?
- pumpernickel
- · Replies 1 ·
How to determine streamlines for two-dimensional steady flow of a fluid?
- hvthvt
- · Replies 24 ·
Uranium isotopes percentage 4.5 billion years ago
- HaiderAbbas
- · Replies 1 ·
Question regarding thermodynamics
- utkarshakash
- · Replies 16 ·
[Help] battery power to boil water
- Inventor2014
- · Replies 8 ·
Circular current Loop I don't understand
- Genericcoder
- · Replies 1 ·
Solve Inductance Problem: 0.45 H, 120 V, 60 Hz
- dwn
- · Replies 5 ·
Internal Energy of an Ideal Gas
- dropgigawatt
- · Replies 8 ·
Velocity at any point on a rotating sphere
- Maxarthur
- · Replies 1 ·
How Do You Calculate the Specific Heat Capacity of an Unknown Substance?
- physicsnerd7
- · Replies 1 ·
Simple harmonic motion of two solid cylinders attached to a spring
- dzidziaud
- · Replies 15 ·
Calculating Energy Transfer in an Inductor Circuit
- dwn
- · Replies 1 ·
How Do You Calculate Complex Impedance in AC Circuits?
- scorpius1782
- · Replies 5 ·
Calculating Tension in Two Ropes with a 5kg Object | Quick Homework Solution
- Speedking96
- · Replies 15 ·
How Is Stress Calculated in a Bar Using Transposed Formulas?
- anthonyk2013
- · Replies 3 ·
[Fluid Mechanics] How is the pressure at 2 different heights the same?
- PhyIsOhSoHard
- · Replies 5 ·
Conservation of Energy with Rotation
- NATURE.M
- · Replies 4 ·
Finding net force, acceleration and speed.
- amable
- · Replies 1 ·
Center of Mass Velocity of rotating object
- qqchan
- · Replies 5 ·
Tension and Pulleys Cannot understand this problem
- goddard
- · Replies 1 ·
Basic physics question - alpha particle moving through B-field
- Genericcoder
- · Replies 1 ·
Verifying Electric Field Approximation of a Capacitor
- rmfw
- · Replies 7 ·
Angular acceleration, rigid body
- usn7564
- · Replies 2 ·
Potential generated by an ionized plasma between two plates
- MeMoses
- · Replies 3 ·
What Is the Rate of Change of Current in an RL Circuit?
- dwn
- · Replies 6 ·
How Thick Should the Film Be for Strong Reflection at 610 nm?
- astru025
- · Replies 1 ·
Find x: Solving a Spring Stretch Problem
- elunicornhunte
- · Replies 3 ·
Special Relativity: Conservation of Energy + Momentum?
- mintsnapple
- · Replies 4 ·
Physical pendulum thin rods problem
- dzidziaud
- · Replies 6 ·
Conservation of momentum mine car problem
- genevievelily
- · Replies 3 ·
How long does it take for this bucket to empty?
- LiamG_G
- · Replies 4 ·
Theoretical expression for relationship between height and force
- thakshi
- · Replies 33 ·
Modern Physics - velocity of electron accelerated through 6 Mev
- shivam01anand
- · Replies 8 ·
Velocity of a freely falling object
- ashleyFGCU
- · Replies 6 ·
Velocity and displacement *sigh* Isimple but seems comple
- Lexadis
- · Replies 1 ·
Is My Boat Acceleration Homework Solution Correct?
- dark4santa
- · Replies 3 ·
Kinetic friction and acceleration
- pumpernickel
- · Replies 3 ·
Internal resistance seen by the voltage source, Vx?
- Kratos321
- · Replies 1 ·
Oscilations: Bullet collides with wood block on spring
- nickb145
- · Replies 13 ·
Problem doing glass slab refraction based questions
- shivam01anand
- · Replies 1 ·
Moment of inertia lab graph reading assistance
- azhdrake
- · Replies 6 ·
Understanding Amplitude and Function Type for Complex Waves
- sapz
- · Replies 9 ·
Calculating Galvanometer Current in Potentiometer Circuit | 2.0V Driver Cell
- cheah10
- · Replies 7 ·
Is Reaction A Exothermic in Synthesis of Water?
- Qube
- · Replies 8 ·
What Makes Silly Putty Bounce and Stretch?
- 4nnie
- · Replies 4 ·
How Does Angular Velocity Change When a Mass on a String is Pulled Inward?
- Astrum
- · Replies 13 ·
Bullet strikes a wooden block ()
- taraxrose
- · Replies 12 ·
How to Calculate Induced EMF in a Rotating Coil?
- B4ssHunter
- · Replies 2 ·
Block and Pulley System: Acceleration and Tension Homework Solution
- NoobeAtPhysics
- · Replies 6 ·
Gravitation between two spheres
- dzidziaud
- · Replies 6 ·
Force problem (not for the faint of heart)
- notallthere
- · Replies 3 ·
What Is the RMS Speed of Deuterons in a Fusion Reactor?
- Eagle's Wings
- · Replies 2 ·
Keeping Food Cold on a Long Summer Trip: Solving the Ice Melt Problem
- icetea07
- · Replies 1 ·
Calculating Ratio of Electrical Current to Light Speed: A Challenge!
- woaini
- · Replies 13 ·
Conservation of Momentum Flat cars
- JamesClarke
- · Replies 1 ·
Double Slit Homework: Order Max at 730 and 558 nm
- woaini
- · Replies 5 ·
Classical Mechanics-Moments of Inertia and Torques
- sclatters
- · Replies 3 ·
What happens to the temperature of gas in a moving container?
- LameGeek
- · Replies 5 ·
Electron in a magnetic field problem
- Saitama
- · Replies 37 ·
Calculating Volume of Steel for 230-L Steel Drum with Gasoline
- Nemo's
- · Replies 4 ·
Sound Intensity Peak: Find Time Between Peaks
- woaini
- · Replies 10 ·
Problem with how we solved Temp stress question
- anthonyk2013
- · Replies 9 ·
Classical electrodynamics problem
- omer2013
- · Replies 1 ·
Optics: Thin Lenses - Determining Focal Length
- genevievelily
- · Replies 3 ·
Logic Question; Molecular Shapes
- Qube
- · Replies 6 ·
Angular rotation of a wheel that slips
- g-racer
- · Replies 6 ·
Calculating Heat Dissipation in a 100-W Lightbulb with 3.2cm Glass Bulb
- npr2036
- · Replies 3 ·
Calculating Net Force and Electric Field Using Coulomb's Law - Homework Question
- kurt1992
- · Replies 3 ·
How Much Energy is Stored in a Hurricane's Rotation?
- sinclair18
- · Replies 3 ·
Two Dimensional Motion (Seemingly Simple)
- learnitall
- · Replies 3 ·
How Deep Can a Scuba Diver Safely Dive?
- vac
- · Replies 18 ·
Calculating the velocity of of block that was crossed by a bullet
- danielamartins
- · Replies 3 ·
Simple electrostatic field question
- Kemilss
- · Replies 5 ·
Calculating Net Charge of Three Charges in a Row
- Coco12
- · Replies 1 ·
Rotational Physics: Stopping a Wheel in .3 sec
- icetea07
- · Replies 2 ·
What Angle Does Force F Make Relative to AD in Physics Problem Solving?
- cracktheegg
- · Replies 14 ·
The half-wave rectification of an alternating current
- Poops
- · Replies 1 ·
Impulse Problem review, check out help
- Dan350
- · Replies 8 ·
Angular momentum merry go round problem
- g-racer
- · Replies 9 ·
How do i practise drawing this diagram.its very difficult
- smart_worker
- · Replies 4 ·
Will the Spring Balance Reading Return to Original mg at Constant Velocity?
- genevievelily
- · Replies 4 ·
Equilibrium and Torque of a table
- wootman23
- · Replies 5 ·
Period, frequency, wavelength, and velocity of a light wave
- Violagirl
- · Replies 5 ·
Mathematical Representation of a Traveling Wave
- Violagirl
- · Replies 1 ·
Intensity: 4∏D2 vs. ∏r2 Explained
- davev
- · Replies 2 ·
Finding the angular velocity and rotational kinetic energy
- PhyIsOhSoHard
- · Replies 18 ·
How would you quantify and predict the efficiency of a bungee cord?
- Will2596
- · Replies 3 ·
Angular Momentum and Energy from parametric orbit equations
- oddjobmj
- · Replies 13 ·
An object of mass m, projected into objects m2 and m3
- Jon.G
- · Replies 1 ·
Thermal radiation lab experiment
- subzero0137
- · Replies 5 ·
A man was found laying near a powerline
- xiantom
- · Replies 7 ·
Why does a person's weight appear to increase when they jump on a scale?
- get_physical
- · Replies 1 ·
Can I integrate to find resistance of an object of increasing radius?
- LiamG_G
- · Replies 7 ·
Ideal Diatomic Gas - Final temp and pressure
- Cyclonextreme
- · Replies 2 ·
Thermal Efficiency in an Ideal Diesel cycle.
- MacLaddy
- · Replies 2 ·
Direction of secondary wavefronts from the point sources
- shivam01anand
- · Replies 1 ·
Magnetic Dipole Moment: Solving Homework Questions
- shivam01anand
- · Replies 2 ·