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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Rectangular sheets, angular velocity time?
- rcmango
- · Replies 1 ·
Why can't people grow infinitely tall?
- black_squirrel
- · Replies 7 ·
How Does Friction Affect the Velocity of a Mass on a Spring?
- henry2221
- · Replies 8 ·
How to Calculate the Initial Angle of Incidence in a Mirrored Maze?
- mrlucky0
- · Replies 2 ·
How Is Oxygen Partial Pressure Maintained in Deep Sea Diving?
- clipperdude21
- · Replies 1 ·
What is the equation for average angular acceleration?
- Fed22
- · Replies 2 ·
Problem about the Conservation of Energy
- aquamarine08
- · Replies 7 ·
How Do You Calculate Net Force of Tension in Uniform Circular Motion?
- surebud
- · Replies 6 ·
Greatest change in speed from a force vs time graph
- Bensky
- · Replies 3 ·
Convert 9.0 Moles Argon to kg: Tutorial
- sheri1987
- · Replies 1 ·
How Do You Calculate Photon Flux on a Surface?
- vagab0nd
- · Replies 1 ·
Finding distance where sound intensity drops to 0 dB from β dB at 1 m
- HeLLz aNgeL
- · Replies 6 ·
Relationship between Molar Mass and Velocity of Hydrogen and Oxygen
- ssb
- · Replies 6 ·
Magnetostatics and Electrostatics
- johanjones190
- · Replies 4 ·
Qestion regarding independent study
- eminent_youtom
- · Replies 3 ·
Find the average translational kinetic energy of nitrogen molecules
- mit_hacker
- · Replies 3 ·
Magnetic Field Problem - Tricky Wording.
- PFStudent
- · Replies 3 ·
Force exerted by water on submerged car door at 13.7 m depth
- Xiongster
- · Replies 2 ·
Rotational Motion of a spun disk
- jeeves_17
- · Replies 2 ·
Finding Angular Velocity and Tip Speed of a Falling Rod
- physucsc11
- · Replies 2 ·
How Do You Calculate Block Dimensions in a Uniform Magnetic Field?
- PFStudent
- · Replies 2 ·
What is the minimum height required for an object to make it around a loop?
- dominus96
- · Replies 6 ·
Two copper metal plates separated and charged
- lostinphysics44
- · Replies 1 ·
What Angle Ensures the Ball Appears to Move Straight?
- supercali
- · Replies 1 ·
What Must the Output of the Powerhouse Be to Power the Factory?
- CraZyBryaN
- · Replies 1 ·
Will Traffic Light Remain Hanging? Laws of Motion
- mooneh
- · Replies 1 ·
Circuit breakers and short circuits
- GT1981
- · Replies 1 ·
Mechanical Energy: Trampoline Artist Jumps and Depresses Spring
- rphmy
- · Replies 1 ·
Driving car in slope, when does the tire start to slip?
- JavierBCN
- · Replies 5 ·
Time for sphere to roll down incline from rest
- asourpatchkid
- · Replies 1 ·
Finding Focal Length of Diverging Lens with Parallel Rays
- langenase
- · Replies 1 ·
Springs and simple harmonic motion
- anigail82
- · Replies 2 ·
Projectile motion with air resistance and ball of mass
- rfg
- · Replies 7 ·
Energy conservation/rolling object
- Epiphone
- · Replies 2 ·
What Is the Optimal Angle for Maximum Range in Projectile Motion on a Slope?
- tronter
- · Replies 4 ·
Bernoulli's Principle(?) Problem
- sephirothrr
- · Replies 2 ·
Calculating Oscillatory Motion: Mass, Spring Constant, and Displacement
- ktc282
- · Replies 3 ·
Minimum height for a mass to complete a frictionless loop
- physicsbhelp
- · Replies 26 ·
Gravitational force problem
- klm
- · Replies 6 ·
Solving Vector Problem: Displacement from Point A
- SHSSpartan
- · Replies 2 ·
Find the Error: Solving PV=nRT for Temperature
- sheri1987
- · Replies 4 ·
Net upward force on airplane wing with different air speeds top and bottom
- kitty9035
- · Replies 2 ·
Where to find good explanations of torque, work and angular momentum
- rwx1606
- · Replies 1 ·
Compact Disc Problem: Average Angular Acceleration
- sukreth
- · Replies 1 ·
How Fast is the Racecar Moving Based on the Doppler Effect?
- BlueSkyy
- · Replies 1 ·
Why is the 'X' obtained in the experiment different from the expected 'X'?
- JenDM
- · Replies 4 ·
Resonant Lengths in open and closed colums
- soulja101
- · Replies 4 ·
Two rectangular sheets rotating about different axes
- wchvball13
- · Replies 6 ·
Find Tension in a Cable with Rotational Mass
- rtran
- · Replies 4 ·
Light intensity for two observers 20m apart from a source
- Smx_Drummerboy
- · Replies 1 ·
Relative Velocity Swimmer Problem
- SHSSpartan
- · Replies 1 ·
Potential Energy: Hiker at 1600m to 3100m - Change, Work, & Explanation
- rphmy
- · Replies 3 ·
Calculating Moments, Equilibrium
- jmcmillian
- · Replies 12 ·
Speed and Direction after Collision
- jeeves_17
- · Replies 3 ·
Frequency changes in respect to moving sources and observers
- Aphrael
- · Replies 1 ·
Number of helium atoms in a balloon at given conditions
- Fittleroni
- · Replies 6 ·
Melting ice and water displacement
- ncote
- · Replies 3 ·
Angular momentum of two connected masses relative to point A
- quickclick330
- · Replies 7 ·
How Does Electric Field Direction Affect Electron Path in Parallel Plate Setup?
- PFStudent
- · Replies 7 ·
Solving Water Nozzle Problem: Ratio of Plug Radius to Hose Radius
- curryman24
- · Replies 1 ·
What is the velocity of the swinging pendulum?
- thakkar1016
- · Replies 5 ·
What is the Initial Speed of a Satellite Launched from a Moving Space Station?
- lah214
- · Replies 1 ·
How Do Nonconservative and Conservative Forces Affect Energy Conservation?
- anastasiao
- · Replies 1 ·
Angular velocity and acceleration for figure skater double axle
- uaeXuae
- · Replies 11 ·
Find Initial Velocity & Angle of Projection for a Projectile at 40m
- sanjaymodi
- · Replies 1 ·
Determine its maximum angular displacement?
- andric_mcneil
- · Replies 1 ·
Determine its maximum angular displacement
- andric_mcneil
- · Replies 1 ·
Does Mass Affect the Period of a Pendulum's Motion?
- 4.19mile
- · Replies 7 ·
Cue ball at rest on a frictionless table
- rabid_baboon
- · Replies 1 ·
How Does Wavelength Affect Intensity in Physics?
- frede89
- · Replies 1 ·
What Forces Result from a Football Tackle Involving Inelastic Collision?
- theredlight
- · Replies 1 ·
What Is the Final Temperature When Ice Is Added to Lemonade?
- Nghi
- · Replies 2 ·
Buoyant force on ice floating and fully submerged in water
- Jtappan
- · Replies 9 ·
At what speed is the water in the hose moving?
- Jtappan
- · Replies 6 ·
Calculating Depth of Flat-Bottomed Barge in Freshwater
- Jtappan
- · Replies 6 ·
Electric and magnetic forces on a rotating charged particle beam
- jughead4466
- · Replies 1 ·
Simple Harmonic Motion - Period (T)
- ahero4eternity
- · Replies 2 ·
Finding input work for a 90% efficient lever lifting 18kg
- KatieLynn
- · Replies 1 ·
How Do You Calculate Tension and Acceleration in a Two-Mass Pulley System?
- xcgirl
- · Replies 9 ·
Power generated by a liquid equation?
- logglypop
- · Replies 1 ·
VERY IMPORTANT angular momentum
- fiziksfun
- · Replies 1 ·
Choosing between two unfair dice to maximize winning probability
- braceface084
- · Replies 1 ·
Can a Ferromagnetic Material Be Demagnetized?
- indigojoker
- · Replies 1 ·
What Does Revolution Mean in Physics: Is It Just a 360-Degree Turn?
- pyroknife
- · Replies 1 ·
What Is the Momentum of a Particle with Energy Four Times Its Rest Mass?
- Xaspire88
- · Replies 5 ·
How does doubling the force affect the motion of a box being pushed?
- jesuslovesu
- · Replies 3 ·
How does Earth's rotation affect a falling apple?
- 4.19mile
- · Replies 4 ·
Mixing water and comparing temperature changes with different specific heats
- rhxoehwhfh
- · Replies 1 ·
Velocity of mass m sliding down frictionless wedge M
- ahello888a
- · Replies 1 ·
How to Calculate Minimum Time for a Sportscar to Travel Half a Mile?
- tronter
- · Replies 2 ·
The angle @ which the particle hits the wall
- ranaroy
- · Replies 3 ·
Minimum force to tip a rectangular block
- soccerj17
- · Replies 7 ·
Finding maximum velocity of a train with non-uniform acceleration
- kajicky
- · Replies 1 ·
What is the repulsive force pushing these two spheres apart?
- srsly
- · Replies 2 ·
Relativistic Density of Cube Moving at 90% Speed of Light
- Xaspire88
- · Replies 7 ·
Calculating the Speed of a Starship Using Time Dilation
- Xaspire88
- · Replies 11 ·
Easy physics questions
- dollafield
- · Replies 2 ·
How Do You Calculate Stress and Strain in a Stretched Copper Wire?
- DizzyDoo
- · Replies 1 ·
How Wide Should Expansion Cracks Be Between Concrete Slabs to Prevent Buckling?
- LostTexan07
- · Replies 1 ·