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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Solving Pivoting Rod Angular Acceleration
- Juntao
- · Replies 4 ·
True or False on Simple harmonic motion
- Security
- · Replies 17 ·
How Can We Simplify Integration Using Trigonometric Identities?
- BLUE_CHIP
- · Replies 1 ·
What is the magnetic field at the center of a rotating charged disk?
- discoverer02
- · Replies 4 ·
Particle in a potential well Gre. 93
- yxgao
- · Replies 3 ·
Tension in cable for elevator accelerating upward at 3.0 m/s²
- Aiasha
- · Replies 16 ·
How Can Mass and Air Resistance Influence Real-Life Physics Applications?
- physicsdude
- · Replies 10 ·
Tension in the string and the normal force exerted by the wall
- StephenPrivitera
- · Replies 12 ·
Solving a Nitrogen Gas Release Problem
- Brad_Ad23
- · Replies 2 ·
Help Solve Breathing Homework Problem | Jet Nebulizer
- celtchic
- · Replies 2 ·
Extra credit math, i dont even know where to start
- MasterKung
- · Replies 6 ·
Can You Calculate the Maximum Distance in an Egg Toss Without Initial Velocity?
- formulajoe
- · Replies 13 ·
How Does Connecting Copper and Iron Rods Affect Voltage Distribution?
- Physicsit
- · Replies 7 ·
Calculating Force and Angular Momentum in Rolling Mechanics Experiment
- powerball
- · Replies 2 ·
Mass and time question using calculus
- harpgirl
- · Replies 8 ·
Why Do Dogs Pant and How Does Color Perception Work?
- Security
- · Replies 20 ·
Something i've been wondering about
- fudge
- · Replies 7 ·
Two questions on differential equations
- fudge
- · Replies 4 ·
I should know this, but i dont.
- MasterKung
- · Replies 2 ·
Spherical Capacitor: Solving Electric Field, Displacement Field & Capacitance
- discoverer02
- · Replies 2 ·
How Do You Calculate Distance at Different Speeds Using Integration?
- Blade
- · Replies 2 ·
How Do You Calculate Work and Kinetic Friction for Constant Velocity?
- potential thinker
- · Replies 6 ·
Finding different solutions for 893u - 2432v = 19
- totoro
- · Replies 5 ·
How Do You Parametrize y = x^2 for Physics Calculations?
- philipc
- · Replies 3 ·
Tension in cable supporting elevator accelerating upward at 3.0 m/s²
- Aiasha
- · Replies 2 ·
What is Jane and Cheetah's Speed Before Grabbing Tarzan?
- tandoorichicken
- · Replies 2 ·
Moment of inertia of wheel with hoop and spokes
- sirfederation
- · Replies 2 ·
Finding radio tower height from two angles of elevation 24 feet apart
- StarkyDee
- · Replies 6 ·
Calculating the Force Constant of a Spring
- marshall4
- · Replies 6 ·
Why does a washer tub turn more revolutions while slowing than while speeding up?
- sirfederation
- · Replies 1 ·
Gravitational Force Problem 15 9.197872041*10^-11m
- mustang
- · Replies 2 ·
Spring stretch with added mass and pendulum maximum speed
- moonlit
- · Replies 6 ·
How Do You Calculate the Volume of Liquid in a Horizontal Cylindrical Tank?
- Jeebus
- · Replies 4 ·
How Can You Calculate the Initial Speed in an Inelastic Collision Problem?
- formulajoe
- · Replies 3 ·
How to Find Distance of 1 kg Object After Explosion in Projectile Problem
- formulajoe
- · Replies 3 ·
How do I find the angle of reflection when a particle bounces off a circle boundary?
- OSProject
- · Replies 5 ·
Finding the Length of a Path on a 3D Graph
- david90
- · Replies 1 ·
Kinetic Energy Problem - from GRE
- yxgao
- · Replies 2 ·
Why is My Calculation of Force on the Door Incorrect?
- SEG9585
- · Replies 2 ·
Are 1p and 2p coins of the same metal, do they weigh the same?
- janm204
- · Replies 2 ·
Calculating Deceleration and Force in Circular Motion
- dphin
- · Replies 10 ·
3real life applications of the Millikan Experiment or parallel plates.
- Matthew
- · Replies 4 ·
Collision is perfectly elastic?
- dphin
- · Replies 8 ·
Why Is Calculating the Release Height for a Loop-the-Loop So Challenging?
- Juntao
- · Replies 7 ·
Physics - Gravity Accelaration -
- joeblack
- · Replies 2 ·
Physics fields and chem combined question
- thegame
- · Replies 2 ·
Finding tire contact area, boat buoyancy, and object density
- kamoey
- · Replies 2 ·
Normal force on a car at the top of a circular hill
- sophendo
- · Replies 1 ·
Forces not in equilibrium at joints in hydrostatic problem
- AngelofMusic
- · Replies 2 ·
How long to fill a 7.2m pool with a 5/8 inch hose?
- kashmirekat
- · Replies 2 ·
Bisectors of Triangle ABC Concurrent at Incentre I
- PiRsq
- · Replies 2 ·
What does grade K-12 mean?
- Monique
- · Replies 5 ·
Blood transfusion pressure problem where did i go wrong?
- mrbling
- · Replies 2 ·
How Far Can a Man Climb a Ladder Before It Slides?
- SoulkeepHL
- · Replies 2 ·
Calculate Gravity Accelaration Where You Live
- joeblack
- · Replies 2 ·
Help with inclined planes, tension, and friction problems
- xsrewop27x
- · Replies 38 ·
What is the relationship between helium volume and exam questions?
- Security
- · Replies 15 ·
Calculate the final velocity of the cart
- thegreatone09
- · Replies 2 ·
Calculating Initial Charge of Identical Objects Using Coulomb's Law
- Physicsit
- · Replies 11 ·
Circular loop with capacitor and resistor in changing magnetic field
- gnome
- · Replies 4 ·
What is the net vertical force on an airplane with given parameters?
- tonyp910
- · Replies 2 ·
Force exerted on mirror by laser beam
- cantdophysics
- · Replies 2 ·
Optics - find thickness of glass
- cantdophysics
- · Replies 2 ·
How Do Kinetic Energy and Momentum Relate When Energy Levels are Zero?
- steph01mcd
- · Replies 2 ·
Problem with buyoancy and fluid stuff
- Daniel
- · Replies 3 ·
How deep was the Scorpion when its torpedo exploded?
- ero
- · Replies 4 ·
What is the acceleration due to gravity on the distant planet?
- Physicsit
- · Replies 3 ·
Average force in soccer ball kick and scale reading in decelerating elevator
- Greener
- · Replies 10 ·
Work-energy problems: crate on ramp, jumping jacks, spring constant
- Az_
- · Replies 4 ·
Coulomb's Law and stationary proton
- Cyto
- · Replies 9 ·
What Are the Best Materials for a Lightweight Yet Strong Barge Project?
- Louis
- · Replies 8 ·
Posting multiple homework problems for guidance
- Security
- · Replies 20 ·
Stick pivoted off-center: torque and axle force at vertical
- rdn98
- · Replies 11 ·
Max Hill Steepness for a Cyclist: Solving the Problem
- ndwiseguy
- · Replies 3 ·
What is the range of a projectile fired from a spring?
- marshall4
- · Replies 4 ·
Helicopter with lift force at an angle and air resistance
- AshTHmcdlManiac
- · Replies 3 ·
Helicopter lift force and three constant velocity/acceleration problems
- AshTHmcdlManiac
- · Replies 2 ·
Power of a point with unclear configuration of intersecting chords
- wubie
- · Replies 13 ·
What goes in the Vo or Vy variables in kinematics equations?
- LeMans Audi
- · Replies 2 ·
Spring + Friction system equation
- Millenium
- · Replies 2 ·
Various Laws of Motion, Energy, Momentum and Collision Problems
- ScoutFCM
- · Replies 7 ·
Finding velocity and angle for conical pendulum with spring scale
- kaotic
- · Replies 3 ·
Angular speed of dog on merry-go-round and mass of girl on swing
- mustang
- · Replies 2 ·
Calculating Horizontal Force on Ball in Loop-the-Loop Track
- Little Dump
- · Replies 4 ·
Ap physics rolling/slipping billiard ball
- Schmoozer3348
- · Replies 2 ·
How Does Viscosity Affect Water Flow Rate in a Draining Tank?
- lovelylm1980
- · Replies 3 ·
Disk and blockutter frustration
- Juntao
- · Replies 3 ·
How Do You Calculate the Magnetic Force on a Parabolic Wire in 3D?
- discoverer02
- · Replies 8 ·
Calculate the magnitude and direction of the electric field intensity
- Inquiring_Mike
- · Replies 6 ·
Normal forces on aircraft wheels and torque on a spinning CD
- moonlit
- · Replies 2 ·
Calculate Speed of 50-g Bullet Impacting 2-kg Ballistic Pendulum Can
- tandoorichicken
- · Replies 5 ·
Does Spinning Affect Floating in a Rotating Room?
- cheer_chic
- · Replies 2 ·
Work and Energy Related Problem
- Alethia
- · Replies 8 ·
Find initial velocity using energy
- physics333
- · Replies 8 ·
Solving the Inverse of h(x) = √(x-1) with x > -1 in IB Math Methods
- Astronomer107
- · Replies 3 ·
Solving a Static Equilibrium Problem with Multiple Variables: A Case Study
- ShawnD
- · Replies 5 ·
Integrating Definite Integral of (x - x^2)*(2x^(-1/3)) from -8 to -1
- VikingStorm
- · Replies 5 ·
Find the coefficient of friction between the car tires and the road.
- BlackCatXIII
- · Replies 2 ·
Why does A1 equal A2 and A4 equal A3 in this Pythagorean proof?
- PiRsq
- · Replies 2 ·