Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
Threads
Help wit a force question please
- Windwaker2004
- · Replies 19 ·
Max. height and range problem I can't crack
- DuffBeer
- · Replies 7 ·
Projection System Design w/ Fresnel & Proj Lenses - Harish
- sharp81
- · Replies 2 ·
Coursework Ideas: Researching, Experiments, Predictions & Variations
- rattis
- · Replies 4 ·
Easy physics thinking question (conservation of momentum)
- airkapp
- · Replies 3 ·
What Angles Should the Nozzle Point to Reach 3.0m?
- lmf22
- · Replies 2 ·
Locating a Sinking Ship & Rescue Plane
- 3.14159265358979
- · Replies 3 ·
Tryin to figure out what the equation for this problem
- wmosley
- · Replies 1 ·
Triple Integral in Spherical Coordinates
- cepheid
- · Replies 2 ·
What Minimum Force Moves the Bar?
- ambuj123
- · Replies 2 ·
Magnitude and direction for the total gravitational force
- Fused
- · Replies 11 ·
What force, in Newtons, does the wood exert on the bullet?
- Whatupdoc
- · Replies 2 ·
How Does Doubling the Force Affect the Speed of an Arrow?
- BlackMamba
- · Replies 13 ·
How do I find the remainder and an N value for a sequence approaching 2/3?
- courtrigrad
- · Replies 13 ·
Momentum & gravitation question
- teclo
- · Replies 2 ·
Velocity and Distance while skiing
- Rick A. Joseph
- · Replies 2 ·
Sample Exam Problem 2 Help | EM223 Statics | NEGAHBAN
- eedayspa
- · Replies 2 ·
Graph of Electric Potential vs. Function
- fresh
- · Replies 3 ·
Help Solve Physics Problem: Find Max Displacement w/ Speed & Spring Constant
- punjabi_monster
- · Replies 4 ·
Matrix Rotation: Does A Represent a Rotation?
- fresh
- · Replies 2 ·
Solve Unknown Variables: f(x)=x^3+Ax^2+Bx-3
- UrbanXrisis
- · Replies 2 ·
John's Loan: $1,000.00 Discounted at 10% for 6 Months
- wmosley
- · Replies 2 ·
GRE 75, orbits, satellites and their periods
- quantumworld
- · Replies 2 ·
Finding t in a Quadratic Equation with Two Variables
- tony873004
- · Replies 3 ·
How Long Does It Take for a Dropped Book to Hit the Elevator Floor?
- tony873004
- · Replies 11 ·
Solve Motion Problem: 50m Dropped Camera in 2.0m/s Descent
- mikep
- · Replies 2 ·
Need Help with Physics Problems? Get Expert Assistance Here!
- SnowOwl18
- · Replies 2 ·
Help with physics with calculus
- Chrisb6987
- · Replies 2 ·
Solve Trigonometry Problem 0 <= Θ <= 180
- Antagonist
- · Replies 2 ·
Solve Dynamics Problem - Find Radius of Curvature of Track
- jam12345
- · Replies 6 ·
How Do You Calculate the Initial Velocity in Horizontal Projectile Motion?
- Physics_Newbie
- · Replies 4 ·
How can equations solve moments and equilibrium problems?
- OsiriS^
- · Replies 4 ·
Electric Field Strength in Constant Potential Regions: Is it Constant?
- Physicsisfun2005
- · Replies 6 ·
Find the magnitude of the horizantal force
- dg_5021
- · Replies 2 ·
Solve Max Mass for 3 Masses, 1 Pulley System
- Elbhi
- · Replies 3 ·
How Do I Find Scalars, Unit Vector, and Direction of Resultant Vectors?
- Amil
- · Replies 2 ·
Average Speed & Velocity: Speed vs Velocity
- UrbanXrisis
- · Replies 34 ·
Circuit Problem: Finding the Correct Solution for a Voltage Calculation
- ninaricci
- · Replies 2 ·
Please anyone help me out Circular motion Questions
- saltrock
- · Replies 7 ·
Solve Motion Problem: 50 m Drop Time & Velocity
- mikep
- · Replies 3 ·
How Does Gravitational Attraction Affect Potential Energy of Spheres in Space?
- airkapp
- · Replies 10 ·
Simple Equation: Find the Roots of 2x+3√(3x-5)=5 using Algebraic Manipulation
- Maskotti
- · Replies 2 ·
How Do Horseshoe Magnets Create Induction Lines Without Contact?
- franz32
- · Replies 7 ·
Two cork balls of mass .2g hang physics problem
- deltabourne
- · Replies 16 ·
Find dx in a Complex Integration Problem: Anti-Derivative of Cos(2x)
- Whatupdoc
- · Replies 2 ·
Calculating Geostationary Orbit for a 700kg Meterological Satellite
- josephcollins
- · Replies 3 ·
Determining N(i) of a Hydrogen Electron Transition
- DennisG
- · Replies 2 ·
How Do Stacked Boxes Affect Normal Force Calculations?
- physicsss
- · Replies 2 ·
Derivative of f: Finding the Derivative of \sqrt{x}(2x-7)
- Dantes
- · Replies 3 ·
How Much Internal Energy Increases in a Damped Oscillating System?
- jimithing
- · Replies 3 ·
Projectile Motion: Involves motorcycle jumping
- BlackMamba
- · Replies 5 ·
Particle in a BOX - what are allowed momenta?
- student1938
- · Replies 4 ·
Solve Kinematics in 2D Problems | Physics
- lotusbloom
- · Replies 3 ·
Calculating Net Power for a Heat Pump Cycle
- eku_girl83
- · Replies 2 ·
Integrations and derivatives in physics
- Shay10825
- · Replies 25 ·
Solving a Challenging Calculus Math Problem - Can You Help?
- Wasper
- · Replies 7 ·
Creating a Projectile Motion Device: Ideas and Inspiration for a Physics Project
- literati
- · Replies 3 ·
Instantaneous velocity expression
- UrbanXrisis
- · Replies 7 ·
Calculate Energy & Wavelength of Hydrogen Atom Absorption
- needhelpperson
- · Replies 2 ·
Calculating the Fall Distance of a Phasor Pistol: Tocks and Glongs Explained
- Omid
- · Replies 2 ·
Average Speed/Average Velocity Problem
- pitchharmonics
- · Replies 4 ·
Solving a Simple Log Problem: 4^x + 4^-x = 5/2
- courtrigrad
- · Replies 4 ·
Calculating Original Speed and Acceleration in 1D Motion
- ramin86
- · Replies 2 ·
Can the Numerical Value of Sin or Cos be Derived Without a Calculator?
- haribol
- · Replies 5 ·
How Do You Determine CscØ with CosØ and TanØ?
- Poweranimals
- · Replies 39 ·
What is the minimum speed required for a car to safely navigate a banked curve?
- Musiq
- · Replies 7 ·
Superposition of 2 waves problem
- paul11273
- · Replies 5 ·
What Is the Optimal Selling Price for a Paint Mixture with 17.0% Pigment?
- jimithing
- · Replies 3 ·
Identifying a Graph - Help Appreciated!
- Poweranimals
- · Replies 5 ·
Solving Neutron Star Physics Problems: Speed, Acceleration, Height
- winlinux
- · Replies 6 ·
Finding Angles with Dot Product: A Beginner's Guide
- Amil
- · Replies 13 ·
What Are the Essential Basics of Lasers for Beginners?
- Shahil
- · Replies 3 ·
Optics Diffraction Problems: Finding Maximum Intensity Angles and Slit Widths
- franz32
- · Replies 1 ·
How Far is Earth from the Sun if Light Takes 8.3 Minutes to Travel?
- puregoodboi
- · Replies 6 ·
Why Is My Calculation of Silver Isotope Abundance Incorrect?
- BrianC
- · Replies 3 ·
Logic problems involving quantifiers
- eku_girl83
- · Replies 2 ·
Solving 3D Momentum Problem: Find Piece Velocity & Direction
- antiflag403
- · Replies 3 ·
Divergentce sentence of gaus prove for spesific pyramid
- ori
- · Replies 2 ·
Solution to Griffiths introduction to EM problem 2.26
- question2004
- · Replies 4 ·
Solving ln(t+1) - t = (-ln399)/4: Need Advice
- fresh
- · Replies 2 ·
Calculating Earth-Sun Distance from Velocity and Time
- puregoodboi
- · Replies 11 ·
Solving for Triangle Angle with Known Side Measurements | Trigonometry Question
- Poweranimals
- · Replies 3 ·
How Do You Calculate Displacement Components in Physics?
- kimikims
- · Replies 13 ·
Resultant displacement with multiple segments
- Kdawg
- · Replies 4 ·
Multiple pulleys is driving me crazy
- Alora
- · Replies 5 ·
Solving a Trig Question: Increasing sin & Decreasing cos (-2π to 2π)
- 404
- · Replies 2 ·
How do you use the squeeze law of limits to find a limit involving a third root?
- Monsu
- · Replies 4 ·
Calculating Time Complexity for Algorithms: Understanding and Solving Problems
- EvLer
- · Replies 7 ·
Maximizing Speed on a Curved Road with Changing Friction Coefficient
- TraceBusta
- · Replies 10 ·
Difficult Kinematic Range Problem
- 0aNoMaLi7
- · Replies 2 ·
Some Issues with Projectile Motion
- BlackMamba
- · Replies 5 ·
Kinematics In One Direction Problem
- Mazero
- · Replies 3 ·
Help Solve Vector Problem - Email David87chen@hotmail.com or Teddyboi@gmail.com
- helplessstudent
- · Replies 3 ·
Algebra II Help: Domain & Range of f(x) = 4x + 3
- XSurferXe
- · Replies 2 ·
Two cars, one accelerating and one
- Omid
- · Replies 10 ·
Calculating Train Speeds Using Classical Relativity
- stunner5000pt
- · Replies 5 ·
Physics Homework Help (acceleration & velocity)
- Kiwi
- · Replies 6 ·
Using the Galilean transformation and classical velocity addition
- stunner5000pt
- · Replies 3 ·
Uniform Circular Motion and wheel revolutions
- Parth Dave
- · Replies 25 ·
Calculating Average Velocity and Forces on an Inclined Plane"
- buffgilville
- · Replies 3 ·