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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Calculating Personal Income Tax and Comparing Salaries
- vee123
- · Replies 3 ·
Find the angle theta at which the ladder leaves the wall
- HiPPiE
- · Replies 8 ·
Electrostatic force electroscope
- joanne
- · Replies 7 ·
What are the 5 characteristics of life?
- Myriad209
- · Replies 20 ·
What is the limiting value of his average velocity?
- courtrigrad
- · Replies 7 ·
Solving Physics Problem with Garden Hose
- Physik
- · Replies 4 ·
Find the velocity of the rain with respect to the car and the Earth
- tubworld
- · Replies 5 ·
Is the equation x² - 2xy + y² + 5x + 5y = 0 a parabola?
- TonyC
- · Replies 3 ·
Did Police Make the Right Call in Speeding Arrest Based on Skid Mark Length?
- courtrigrad
- · Replies 4 ·
Eliminating XY-Term: Solving for Rotated Axes in Conic Sections
- TonyC
- · Replies 8 ·
What Is the Average Acceleration of an Arrow Shot from a Bow?
- courtrigrad
- · Replies 3 ·
Number of electrons on charged sphere
- srhly
- · Replies 4 ·
Can You Rearrange Equations to Solve for Unknown Variables in Physics?
- Serj
- · Replies 28 ·
Why Am I Getting Strange Results Measuring Sphere Densities?
- rawr101
- · Replies 3 ·
What is the value of c that makes f(x) continuous on the entire real line?
- hotrocks007
- · Replies 2 ·
How can we design a container to protect an egg from a 5 meter drop?
- Jacobpm64
- · Replies 13 ·
How Much Does 1ml of Protons Weigh?
- tish
- · Replies 2 ·
What is the radius of an electron orbiting a proton with a 24-hour period?
- ahuebel
- · Replies 3 ·
How Do You Calculate Instantaneous Velocity in Acceleration Problems?
- TJ the Tornado
- · Replies 9 ·
General Questions: Motion in One Dimension
- courtrigrad
- · Replies 4 ·
Determine Max Speed for a Pickup Truck
- PhysicsDud
- · Replies 4 ·
Solving Cloud Physics Problems - Brad's Request for Help
- brad sue
- · Replies 4 ·
What is the Mathematical Treatment of Thermal Stress and Strain?
- maverick280857
- · Replies 10 ·
What is the average velocity of the train during this run?
- courtrigrad
- · Replies 4 ·
Finding Point of Origin Formula
- Mendas
- · Replies 2 ·
Object A catches Object B, at when?
- PrudensOptimus
- · Replies 8 ·
Maxwell's Equations: Symbols & Understanding
- FluxCapacitator
- · Replies 4 ·
Understanding Local Extrema with Two Variables and Partial Derivatives
- Guero
- · Replies 5 ·
Dalton's Law of Partial Pressures
- Qyamat
- · Replies 2 ·
Solving a Physics Problem: Maximum Speed with a Crate of Eggs
- PhysicsDud
- · Replies 2 ·
Calculating Filling Time for a Large Bottle of Water
- aceXstudent
- · Replies 3 ·
How Do You Calculate the Eccentricity of an Ellipse Given x^2/49 + y^2/64 = 1?
- TonyC
- · Replies 3 ·
Mastering Limits: Solving \lim_{x\rightarrow 0+} x^{x^2} Using L'Hopital's Rule
- laker88116
- · Replies 4 ·
Soil Pressure Calculation for Leaning Pisa Tower
- SVG84R
- · Replies 2 ·
Solve Kinematics Problems | Get Answers Now
- Petar Mali
- · Replies 2 ·
Understanding Vectors: Common Questions and Problems Solved
- courtrigrad
- · Replies 13 ·
Limits using basic analysis theorems and logic?
- broegger
- · Replies 9 ·
Mechanics Problem, Cannot understand
- mathwurkz
- · Replies 3 ·
How Can Quantum Potential Be Tailored for Specific Energy Levels?
- eljose
- · Replies 1 ·
Why Do High Jumpers' Centers of Mass Pass Underneath the Bar?
- physicsstudent12
- · Replies 6 ·
Potential divider and potentiometer principle
- nutzweb
- · Replies 2 ·
IVP Unique Does y' = x^5 - y^5 + 2xe^y Have 1?
- Benny
- · Replies 6 ·
Proton & Alpha Particle Transmission through Potential Barriers
- da_warped_1
- · Replies 2 ·
How Can Gaussian Elimination Demonstrate a Line of Intersection in 3D Space?
- Muzly
- · Replies 3 ·
Solving Problems with Attractive Inverse Cubed Force
- danai_pa
- · Replies 5 ·
Is the Intersection of Two Matrix Subspaces Nontrivial?
- gazzo
- · Replies 2 ·
Find the equation for a parabola with given vertex and point.
- TonyC
- · Replies 3 ·
Why Does a New Light Bulb Burn Out Immediately After Connection?
- phyphysics
- · Replies 2 ·
Hyperbola Equations in {x | -50 < x < 50}, {y | 0 < y < 20}
- yourmom98
- · Replies 3 ·
Find the Function G for Given F(x) = 1/x and (f/g)(x) = (x+1)/(x^2-x)
- jai6638
- · Replies 6 ·
How Is the Tension in the Right Support Wire Calculated?
- pkossak
- · Replies 2 ·
Special functions and application to physics
- jaan
- · Replies 3 ·
Electric Potential of Conducting Shell: R1 & R2, Q at Centre
- heman
- · Replies 16 ·
Does Cutting a Spring in Half Change Its Spring Constant K?
- physicsstudent12
- · Replies 11 ·
Need help setting up Eqtn of motion.
- robousy
- · Replies 2 ·
Max spped for a car to go around a curve track without skidding confusing
- Brianne
- · Replies 2 ·
What is the Energy of a Charged Sphere of Radius R?
- heman
- · Replies 4 ·
Electric Field Help: Questions & Answers
- arutha
- · Replies 6 ·
Calculating the Fine for Speeding Using the Doppler Effect Equation
- asdf1
- · Replies 7 ·
Rotation qns which i am stuck for 2 hours
- Wen
- · Replies 3 ·
How Do Spring Scales Measure Weight When Two 100-N Weights Are Attached?
- Francis Oliver
- · Replies 17 ·
Solve Sound Waves Problem: Calculate Speed of Sound + Wind Velocity
- EmoHeartz
- · Replies 6 ·
Analyzing a Power Series: Convergence and Radius of Convergence
- broegger
- · Replies 8 ·
Convergence/divergence of series
- Benny
- · Replies 6 ·
Parabola with Focus (-5,0) & Vertex (-5,-4): Find Equation
- TonyC
- · Replies 2 ·
Verifying Parabola Equation: y=1/9x^2, Origin, (-6,4)
- TonyC
- · Replies 4 ·
Starting to forget my physics: silly energy question
- Physics is Phun
- · Replies 3 ·
Where can I find the even numbers questions answer?
- frozen7
- · Replies 2 ·
Help with Integral: \int \frac{\(x+9}{x^2+9} dx
- laker88116
- · Replies 3 ·
Kinematics - One Dimension Problem
- antimatter1422
- · Replies 7 ·
How Long Does It Take to Travel 144 km East at 48 km/h?
- QT
- · Replies 2 ·
How Do You Calculate Tension and Compressive Forces in Engineering?
- sarah18torquay
- · Replies 6 ·
Helphow does a clinical thermometre differs from a laboratory thermoeter?
- Dark Angel
- · Replies 2 ·
Adding Pictures to Reports: A Professional Approach
- Galileo
- · Replies 8 ·
How Does a Train's Midpoint Velocity Calculate When Passing the Same Point?
- amitchhajer
- · Replies 7 ·
Triple Integral with Multiple Constraints: Solving for the Intersection
- iNCREDiBLE
- · Replies 27 ·
Calculate solubility of fluorite in water
- hexa
- · Replies 2 ·
Conceptual Difficulty with Lagrange's Eqn
- H_man
- · Replies 2 ·
Optimizing Boat Hull Shape for Maximum Speed: A Calculus of Variations Approach
- Bafsemann
- · Replies 2 ·
Help Jeremy Get 3 A Levels & Get a Gmail Invite
- Tau
- · Replies 7 ·
How Do You Calculate Initial Velocity in Complex Projectile Motion Setups?
- lost_cause
- · Replies 2 ·
Difference/Recurrence Equations Explained
- Benny
- · Replies 9 ·
Can someone me with this problem?
- altecsonyc
- · Replies 21 ·
Power Dissipation in 70W/240V Globe
- forevermoreOC
- · Replies 2 ·
Solving a Spring Problem in Engineering Statics
- teknodude
- · Replies 2 ·
Understanding the Significance of Kets and Vectors in the Schrodinger Equation
- Dathascome
- · Replies 9 ·
Freefall Problem: Solving for the Height of a Cliff
- antimatter1422
- · Replies 3 ·
Binomial coefficients and pascal's triangle
- Atomos
- · Replies 2 ·
Do molecules, subatomic particle and atoms travel in constant velocity?
- kant
- · Replies 2 ·
Momemtum/conservation of momentum
- elissadi
- · Replies 5 ·
Help with physics impulse problem
- Arden
- · Replies 2 ·
How Do You Calculate the Meeting Point of Two Runners with Constant Velocities?
- TJ the Tornado
- · Replies 6 ·
Integrating the function 1/x^2. Something I don't understand
- VietDao29
- · Replies 4 ·
Bungee Jumping: Reasonable Assumptions for College Student's Adventure
- philo51
- · Replies 2 ·
Solve Calculus Equation for Physics | Get Free Gmail Account
- rush007
- · Replies 4 ·
How Is Vibrational Energy Related to Comparing Energy Quanta in Oscillators?
- asdf1
- · Replies 2 ·
Perpendicular Bisector of 2 Points
- yourmom98
- · Replies 3 ·
Fuse Rating Problem: Which is True?
- phyphysics
- · Replies 2 ·