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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What is the width of the single slit used in the experiment?
- 2Pac
- · Replies 3 ·
How Does Symmetry Affect Integrals in Wave Equations?
- stunner5000pt
- · Replies 1 ·
Is My Calculated Gravity in Diluted Gravity Lab Unusual?
- PianistSk8er
- · Replies 9 ·
Solving Physics Integral: V^2_\textrm{rms}
- tmc
- · Replies 3 ·
Master Wavelength and Frequency Problems | Get Homework Help by 10pm Tonight!
- chrish
- · Replies 1 ·
Friction of suitcase on a conveyor belt
- Jasonp914
- · Replies 1 ·
How Do You Calculate Penguin's Velocity on Frictionless Ice?
- Punchlinegirl
- · Replies 1 ·
How High Will a Pebble Go When Shot from a Compressed Spring?
- truthisfreedom3
- · Replies 1 ·
How do you calculate the average acceleration of a particle in circular motion?
- brandon26
- · Replies 4 ·
Proving Equivalence Relations: Intersection of Two Sets
- nishap
- · Replies 3 ·
Question of counting and probability
- Alexsandro
- · Replies 6 ·
Solving a Physics Problem: Will the Ball Clear the Fence?
- Jeff B
- · Replies 1 ·
Need help, but dont know where this post should go
- !Live_4Ever!
- · Replies 4 ·
Solving Systems of Equations: #14 & #15
- mr_coffee
- · Replies 14 ·
Is Conservation of Momentum Essential for Understanding Particle Interactions?
- matpo39
- · Replies 1 ·
Coefficient of linear thermal expansion of a composite bar
- F|234K
- · Replies 2 ·
Force-Couple System: Find Resultant, Pitch & Point of Wrench
- physicsss
- · Replies 1 ·
Need help simplifying equation to find the laplace transform of it
- formulajoe
- · Replies 3 ·
2 questions one wave one delta function
- Phymath
- · Replies 3 ·
Tangential and Radial Acceleration
- CactuarEnigma
- · Replies 1 ·
Does Normal Force Equal Weight?
- allstar1
- · Replies 10 ·
Solving Ray Optics Question: Thin Prism Refraction Index 1.41
- smn
- · Replies 1 ·
How Do You Calculate Tension and Acceleration in a Two-Block Pulley System?
- ViewtifulBeau
- · Replies 5 ·
A question on Schroedinguer equation
- eljose
- · Replies 2 ·
Denote the initial speed of a cannon ball fired from a battleship
- nrc_8706
- · Replies 4 ·
Solving for X using Logarithms in Calculus: 2^(2x)-2^(x)-6=0 Explained
- Karma
- · Replies 2 ·
Particle Motion between Parallel Walls: Speed & Angle
- AdnamaLeigh
- · Replies 2 ·
What is the derivative of a constant in a function?
- hotrocks007
- · Replies 12 ·
Solve Vector Sum Problem: 2.4m, 1.6m, & 4.9m [32° S of W, S, 27° S of E]
- F.B
- · Replies 5 ·
How Long Should Nancy Invest to Save $5000?
- mcbates
- · Replies 14 ·
Astronauts Jump So High on Moon: Weight and Atmosphere Matter
- allstar1
- · Replies 2 ·
How Do You Integrate \(\cos^2(x) \tan^3(x) dx\)?
- Stevecgz
- · Replies 2 ·
2-Dimensional motion problem im stuck
- r3dxP
- · Replies 1 ·
What is the computation of tangential acceleration in circular motion?
- lostinphys
- · Replies 2 ·
Which Formula Correctly Represents Velocity: V=v0 + 2at or V=v0 + at?
- r3dxP
- · Replies 3 ·
Unraveling the Mystery: The Battle of the Somme Closing Date Confusion"
- angel_csi91
- · Replies 2 ·
Magnetic field rather than electric
- Buzzer
- · Replies 3 ·
Where Did My Physics Calculation Go Wrong?
- Stevecgz
- · Replies 5 ·
How Do I Solve Advanced Probability Problems Like Selecting Cars or Tires?
- philipc
- · Replies 7 ·
Calculating Acceleration at t = 2.20 s for a Particle in 2D Motion
- lostinphys
- · Replies 6 ·
2-Dimensional motion problem once again
- r3dxP
- · Replies 9 ·
Physics rock off a cliff question
- itzela
- · Replies 5 ·
Finding Standing Waves by Adding Two Waves
- robert25pl
- · Replies 2 ·
Calculating Escape Height for a Fish Evading a Diving Pelican
- Petrikovski
- · Replies 5 ·
Geometric proof for vector relation-
- fahd
- · Replies 5 ·
Where can I find online resources to help with classical mechanics?
- bigoxygen
- · Replies 1 ·
How Do You Calculate a One-Sided Limit?
- seiferseph
- · Replies 1 ·
Hilbert Space Help: Showing Norm Does Not Satisfy Parallelogram Law
- gravenewworld
- · Replies 2 ·
Solve 3D Vectors: A, V0, R0, T for r0, V, Vave
- Mimi
- · Replies 4 ·
Using the slope of the graph, write an equation for this proportion
- F.B
- · Replies 4 ·
Solving Physics Vector Problems: Finding Magnitude & Direction
- keita_Otaku
- · Replies 8 ·
Trajectory of a ball thrown vertically
- bommer
- · Replies 3 ·
How long in seconds was the kangaroo in the air?
- annyaroo
- · Replies 1 ·
Calculating Force of Friction on a Bicyclist
- ViewtifulBeau
- · Replies 1 ·
How to find the limit of a complicated function using L'Hopital's rule?
- don23
- · Replies 3 ·
Proving Diagonal Trisection in a Parallelogram using Vector Calculus
- link2001
- · Replies 1 ·
Is Every Nonempty Subset with the Property xy^(-1) in H a Subgroup?
- hgj
- · Replies 1 ·
What is the minimum stopping distance for a car on a wet road?
- Stevecgz
- · Replies 2 ·
How Do You Calculate the Motion of Freely Falling Objects?
- sap_54
- · Replies 1 ·
Solving Basic Equation: y' + 2y = 4x - Tips and Tricks
- Icebreaker
- · Replies 3 ·
Average speed and average velocity?
- Owais Iftikhar
- · Replies 1 ·
How to Find the Average and Instantaneous Velocity for Constant Acceleration?
- scorpa
- · Replies 7 ·
Solve Bowling Ball Weight & Acceleration: 82 N & 99 N Forces
- wr1015
- · Replies 2 ·
What is the Magnitude of the Acceleration in This Newton's Laws Problem?
- ednof690
- · Replies 3 ·
What does height depend on a projectile motion besides gravity?
- nrc_8706
- · Replies 3 ·
Average Speed: 30km/hr Explained
- alex engler
- · Replies 3 ·
Finding PDF of Y from Uniform Distribution of X1-Xn
- jetoso
- · Replies 2 ·
What Is the Interval of Definition for This Differential Equation?
- amcavoy
- · Replies 11 ·
Is AP Considered Equivalent to College Credit?
- TheRhinoMan
- · Replies 3 ·
Probability of Letters in Envelopes: A1, A2, A3, A4, A5
- iNCREDiBLE
- · Replies 1 ·
Finding electric flux through a surface, simple problem, whats wrong?
- mr_coffee
- · Replies 6 ·
Calculating Electric Flux and Field: Flat Sheet and Solid Sphere Examples
- gmuniz
- · Replies 1 ·
Assignment about Galileo and his contributions to science
- discombobulated
- · Replies 1 ·
Finding a Solution to a Differential Equation with Complex Solutions
- Jameson
- · Replies 2 ·
Is V Perpendicular a Subset of U Perpendicular in Subspaces of Rn?
- stunner5000pt
- · Replies 1 ·
Where Does a Cut String Leave a Moving Mass After 4 Seconds?
- VinSoft
- · Replies 1 ·
Frames of reference/vectors question.
- seang
- · Replies 3 ·
Solve Griffiths' QM Problem 1.16: Time Derivative of Inner Product
- StNowhere
- · Replies 6 ·
Normalization constant.
- theCandyman
- · Replies 1 ·
Uniform circular motion and velocity vector
- beginner16
- · Replies 25 ·
Calculating Integrals and Exponentials: Solving Tricky Equations
- don23
- · Replies 8 ·
Force Problems 3 & 4 [SFHS99 4.P.22 & 23]
- kevinlikesphysics
- · Replies 2 ·
Double-Checking Electric Field Problems
- mr_coffee
- · Replies 3 ·
Potential Difference: Effects of Voltmeter Connection
- tin llenaresas
- · Replies 5 ·
Calculate Decay Constant of Sodium Isotope: 2.6 Years Half Life
- benhorris
- · Replies 3 ·
Is my solution good? - kinetic friction
- irrehaare
- · Replies 3 ·
Images and Lenses (explanation needed please)
- chibi_lenne
- · Replies 3 ·
Function Composition: Graphing f(g(x)) Without Equations
- SD-Ness
- · Replies 4 ·
Proving Non-Conservation of Force in x-y Plane
- kidia
- · Replies 3 ·
Acceleration of gravity and baseball problem
- nrc_8706
- · Replies 6 ·
Binomial Theorem Application in Cauchy's and Sellmeier's Equations
- Luminous Blob
- · Replies 4 ·
Why Does Magnetic Force Not Alter the Speed of a Charged Particle?
- tin llenaresas
- · Replies 1 ·
Understanding Asymptotes: Vertical and Horizontal in Reciprocal Functions
- Atomos
- · Replies 4 ·
Calculating Ship Mass from Water Density Change
- kidia
- · Replies 3 ·
How Much Runway is Needed for a Plane Towing Two Gliders to Take Off?
- MrKoffee
- · Replies 2 ·
Are There Electromagnetic Waves with Non-Orthogonal Components?
- Pl3bo
- · Replies 2 ·
How Long Does It Take for a Feather to Fall 1 Meter on the Moon?
- bramill
- · Replies 5 ·
Designing a Balsa Wood Beam: Max Strength, Min Weight
- Struggling
- · Replies 1 ·
Solving 2D Motion: Find Time & Velocity
- Atilla1982
- · Replies 5 ·