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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A few integral questions i with
- laker_gurl3
- · Replies 10 ·
Flagpole Stability: Calculating Maximum Tension
- MAPgirl23
- · Replies 2 ·
Objects Moving with a Constant Velocity & Constant Acceleration
- Naeem
- · Replies 5 ·
Help with Physics: Get a Deeper Understanding
- Memphis_Physics
- · Replies 10 ·
Another calc. question to check
- laker_gurl3
- · Replies 8 ·
Calculus: Solve the following differential equation
- laker_gurl3
- · Replies 3 ·
Moment of Inertia: 3 Point Mass, Massless Rods, Rotational Motion
- Celestiela
- · Replies 2 ·
Help with this partial derivative problem
- schattenjaeger
- · Replies 3 ·
Find Center of Gravity & Horizontal Forces Exerted by Door Hinges
- MAPgirl23
- · Replies 8 ·
Tension and height of flagpole
- MAPgirl23
- · Replies 6 ·
Proving Linear Operators and Matrix Similarity
- hola
- · Replies 2 ·
How Do You Calculate Jet Mass Using Force and Acceleration?
- mamelancon84
- · Replies 7 ·
What is the pressure exerted by an ice cube sliding down a frictionless incline?
- briandeblis
- · Replies 15 ·
Photodiode carrier transit time
- Infidel22
- · Replies 2 ·
Comparing Forces on Proton and Electron Near a Point Charge
- Aprilshowers
- · Replies 4 ·
Need help with mercury vs. water problem
- Aprilshowers
- · Replies 3 ·
A question about champagne bubbles
- Raparicio
- · Replies 5 ·
What were the speeds of the pedestrian and the cars?
- DivineNathicana
- · Replies 5 ·
Crossing a River: Boat Problem with Perpendicular Motion
- AnthonyC
- · Replies 10 ·
Solving for Electrical Force: Finding Q1 & Q2
- bullroar_86
- · Replies 6 ·
Andrew Seeks Help on Physics Question Involving Train Braking
- amose093
- · Replies 7 ·
If Ax = 0 has one solution, show m>=n
- WY
- · Replies 3 ·
Solving a Differential Equation with a Fourier Series
- VinnyCee
- · Replies 12 ·
How Do Mirrors Form Images and Affect Their Orientation?
- chase222
- · Replies 2 ·
Solving Problems Involving Tension & Weight
- chynawok
- · Replies 3 ·
Epsilon Delta and The Triangle Inequality
- DieCommie
- · Replies 29 ·
Two masses on a single spring how far will each go when released?
- michaelw
- · Replies 11 ·
Simplifying Dot Product Equations with Vectors - Need Help!
- jeanf
- · Replies 31 ·
Solving Collision Problem: Velocity and Force
- Jchem
- · Replies 5 ·
Understanding the Symmetry of Integral abs(x) from -2 to 0 and 0 to 2
- ktpr2
- · Replies 8 ·
Understanding Integrating Factors and Differential Operators
- Tom McCurdy
- · Replies 5 ·
Why is there no visible light interference from two light sources?
- bullroar_86
- · Replies 2 ·
Fundamental Frequency of Helium-Filled Pipe
- ~angel~
- · Replies 5 ·
I'm sorry, I'm not sure what your question is. Could you clarify?
- twoflower
- · Replies 13 ·
Probabilities of molecules being somewhere
- adamc637
- · Replies 1 ·
Conceptually ok problem, but very difficult to solve
- Corneo
- · Replies 2 ·
How Does Temperature Influence Charge Carriers in Semiconductors?
- sh0x
- · Replies 2 ·
How Do You Solve the Limit of (e^x * tan^-1 y) / y as (x, y) Approaches (0,0)?
- schattenjaeger
- · Replies 11 ·
How Do You Minimize the Squared Distance to a Line Using Linear Algebra?
- Mathman23
- · Replies 26 ·
Solving a Beam Question: 3000 kg, 6000 kg*m, Calculate Force & Tension
- afromanam
- · Replies 2 ·
Please do not post multiple times on the same topic.
- DDS
- · Replies 2 ·
What is the Tension in a Hammock with a 150lb Person and 40° and 20° Angles?
- in10sivkid
- · Replies 14 ·
Discovering the Index of Refraction: A Quick and Easy Guide"
- chibi_lenne
- · Replies 2 ·
Force & Oscillations of 2.12 kg Mass on Frictionless Track
- DDS
- · Replies 18 ·
Light, Mirrors, Lenses, immediate help required
- mhl2188
- · Replies 2 ·
Calculating Average Force of Friction on a Roller Coaster
- Frank_Horrigan
- · Replies 4 ·
Difficulty With Wording of a Problem
- verd
- · Replies 2 ·
Proof of the Theorem: Omega and D Relationship
- Terrina
- · Replies 2 ·
Solution to (D+2)(D+3)y=4t+5e^t with Initial Conditions y(0)=4, y'(0)=5
- RadiationX
- · Replies 8 ·
Which Formula Calculates Gravity's Force on a Block on a Ramp?
- J_o_S
- · Replies 2 ·
Find Force at Support Point of Diving Board
- MAPgirl23
- · Replies 7 ·
How Does Atmospheric Pressure Influence Boiling Point?
- PhHsSuga05
- · Replies 2 ·
Double checking needed on 2 Differential Equations
- VinnyCee
- · Replies 3 ·
Here i am again Newtons second law
- badman
- · Replies 9 ·
Vector Diagram for Frictionless Inclined Plane
- AnthonyC
- · Replies 13 ·
What Units Should Acceleration Be Measured In?
- J_o_S
- · Replies 4 ·
Measuring temperature profiles
- Tsunami
- · Replies 2 ·
Why do things not float in a airplane like they do on a satellite?
- michaelw
- · Replies 16 ·
Primitive Function: Finding the Right Direction
- twoflower
- · Replies 2 ·
How Can You Build a DC Electric Motor with Coils and a Magnet?
- akademiks
- · Replies 2 ·
Help with a Problem: Find H in Terms of R
- mprm86
- · Replies 2 ·
A planet with mass m, and radius r .
- J_o_S
- · Replies 6 ·
Why Do Some Odd Numbers Fail to Be Prime?
- vroman
- · Replies 8 ·
Gravitational Potential Energy: Does it Really Rise?
- michaelw
- · Replies 5 ·
Copper(II) Sulphate Electrolysis §§ COM Electrolysis of Copper(II) Sulphate:
- primarygun
- · Replies 2 ·
Angular momentum eigenstates and total mom. S?
- qqchico
- · Replies 2 ·
How much gold is deposited in 6 hours of electrolysis at 0.540 A?
- ~angel~
- · Replies 4 ·
How to take a complex conjugate of a 5*5 matrices?
- qqchico
- · Replies 2 ·
What physics concepts can improve my mini-project design?
- ballahboy
- · Replies 8 ·
Maximum Friction Force on a Ladder: Calculations and Results
- MAPgirl23
- · Replies 3 ·
What Are Bow Shock Waves and Why Do They Matter?
- Raparicio
- · Replies 2 ·
Proving Velocity Vector Orthogonal to Position Vector on Sphere Surface
- jessawells
- · Replies 2 ·
Troubleshooting: Finding the Equilibrium Position of a Charged Block on a Spring
- jnifong
- · Replies 2 ·
Equilibrium of Two Masses Connected by a Spring: Find Velocity and Distance
- DDS
- · Replies 21 ·
Series Diff EQ problem: (3 - x^2) y'' - (3x) y' - y = 0
- VinnyCee
- · Replies 3 ·
Calculating Rearview Mirror + Amusement Park Mirror Images
- chase222
- · Replies 2 ·
How Does Changing Phase Affect Water Wave Interference Patterns?
- ckjacky
- · Replies 2 ·
Trouble Finding Charge Ratio for 3 Charged Particles in Line
- salthom
- · Replies 13 ·
And here i come again friction
- afromanam
- · Replies 8 ·
What number of passengers will maximize revenue?
- punjabi_monster
- · Replies 4 ·
DiffEQ 2nd order series sol'n problem: (1 - x)y'' + y = 0, x0 = 0
- VinnyCee
- · Replies 3 ·
Help Solve Physics Problem Involving a Convex Lens
- navisangha
- · Replies 2 ·
Why Are Some 3 p-Electron States Excluded by the Pauli Principle?
- Kalimaa23
- · Replies 1 ·
Vector Addition: Components and Length of Vectors V(1) and V(2)
- jena
- · Replies 3 ·
How Does Ohm's Law Apply in AC Circuits and Oscilloscope Measurements?
- omgitsroy326
- · Replies 8 ·
Triangular numbers and v-t graph
- lwymarie
- · Replies 2 ·
How Do You Prove Theorems in Sentential Logic?
- yankes2k
- · Replies 9 ·
Feel the Most Force on a Roller Coaster Loop
- UrbanXrisis
- · Replies 6 ·
Physic Concepts Help: Mousetrap Car Equations
- asimp55
- · Replies 2 ·
What Happens When Ice Meets Steam?
- phyter
- · Replies 2 ·
How Is Destructive Interference Achieved in a Thin Glass Layer?
- koko
- · Replies 2 ·
Does Mass Affect Roller Coaster Speed?
- shimmeringlight
- · Replies 2 ·
Designing a Test to Measure Electron/Proton Charge Equality
- scubasteve_27
- · Replies 2 ·
Solve Physics Problems: 3 Little Questions
- anthonyy
- · Replies 2 ·
Diff. EQ: How do I solve a 2nd order linear EQ with series?
- VinnyCee
- · Replies 14 ·
What is wrong with my derivation of max speed on inclined curves?
- michaelw
- · Replies 11 ·
Proving Theorems in Sentential Logic: SD Derivation Guide
- yankes2k
- · Replies 2 ·
How much heat is liberated from the complete combustion
- ~angel~
- · Replies 2 ·
Avg velocity and speed question
- niteshadw
- · Replies 5 ·