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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Domain and range of f(x) = 4x + 3 for x > -2
- XSurferXe
- · Replies 2 ·
Two cars, one accelerating and one
- Omid
- · Replies 10 ·
Calculating Train Speeds Using Classical Relativity
- stunner5000pt
- · Replies 5 ·
Time and final velocity for shoe dropping 75 m
- 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 ·
Solve Physics Problem: 500m from Safety of Space Craft, 11.32min Air Left
- antiflag403
- · Replies 5 ·
Calculate charge on a body(in Coulombs)
- HurricaneJesus
- · Replies 5 ·
When to use sin vs cos in conical pendulum tension equations?
- saltrock
- · Replies 2 ·
Questions concerning, logs, rational funtions, and trig.
- EasyStyle4747
- · Replies 3 ·
How do I solve a surface charge problem for a cylindrical drum?
- pulser45
- · Replies 2 ·
Wagon velocity after child jumps off
- antiflag403
- · Replies 9 ·
Vector Element Problem: Solving for Components of C in A - B + 3C = 0
- ramin86
- · Replies 3 ·
How Long Was the Kangaroo in the Air?
- Amber
- · Replies 9 ·
Motorboat displacement and velocity problem with two legs
- swingkids
- · Replies 4 ·
Understanding Vector Addition: 2 Forces with Same Magnitude F
- cb
- · Replies 2 ·
How Long for an Electron to Move 1cm in a Silver Wire?
- GreenDinos
- · Replies 2 ·
Calculating Tension in a Telephone Wire: Physics Problem Help
- sisigsarap
- · Replies 6 ·
A Quantum question came with The GRE
- quantumworld
- · Replies 3 ·
Simple physics(acceleration) problem
- ucdawg12
- · Replies 6 ·
Easiest way to solve projectile motion problems?
- EaGlE
- · Replies 2 ·
Proving U1=U2 When U1, U2, W are Subspaces of V
- gravenewworld
- · Replies 4 ·
Block on inclined plane: angle, free body diagram, and average velocity
- buffgilville
- · Replies 2 ·
How Do You Calculate the Components of a Superhero's Displacement?
- motionman04
- · Replies 25 ·
Proving f(L) = L for a sequence of iterates and finding fixed points
- DivGradCurl
- · Replies 2 ·
Finding the angle of a BANKED curve
- rocky811
- · Replies 4 ·
Finding constants a and b when curl and divergence of electric field are both zero
- galipop
- · Replies 8 ·
How many waves pass a boat in 55 seconds?
- puregoodboi
- · Replies 9 ·
Factorising x^3 + 216 to Include (x + 6)
- Alkatran
- · Replies 4 ·
How to get the horizontal asymptote.
- UrbanXrisis
- · Replies 19 ·
How Far Will a Bungee Cord Stretch During a Jump?
- coglon
- · Replies 3 ·
Trouble with some vector problems
- ramin86
- · Replies 5 ·
Projectile Motion Analysis: Solving for Victim's Fall from 4th Story Window
- Parth Dave
- · Replies 2 ·
Restaurant meal combinations and garage door button codes
- Juntao
- · Replies 7 ·
Monotonic Sequence Theorem Question
- DivGradCurl
- · Replies 2 ·
Average velocity for a car with three distance and speed pairs
- kimikims
- · Replies 5 ·
How Does Gravitational Force Vary Between Two Planets with Identical Radii?
- pinky2468
- · Replies 4 ·
How do I calculate the tension and speed of a tether ball on a pole?
- TraceBusta
- · Replies 11 ·
Find the magnitude of the trucks horizontal component of displacement
- kimikims
- · Replies 2 ·
Find Coefficient of Friction (μ) on Cylinder with Rope and Cat/Mice Forces
- Super_Leunam
- · Replies 2 ·
Complex Analysis: Nonlinear system
- arunma
- · Replies 4 ·
What Is the Net Force on Each Side of a Heated Sealed Box?
- jin
- · Replies 2 ·
Low Level Physics Problem 1D Motion
- Maskkkk
- · Replies 6 ·
How do I solve for r(theta) in central force motion with r''=(k^2)*r?
- DarkEternal
- · Replies 2 ·
Main Operator in Formula: Tribar or ~?
- steersman
- · Replies 5 ·
Can Microsoft Word or Excel Set Up Hot Keys for Greek Symbols and Subscripts?
- Whatupdoc
- · Replies 9 ·
What is the Acceleration and Direction of an Elevator Based on Scale Reading?
- Soaring Crane
- · Replies 2 ·
How to Find the Coefficient of Friction for a Pulled Sled?
- pinky2468
- · Replies 8 ·
Solving Mutually Perpendicular Vector Components
- CinderBlockFist
- · Replies 13 ·
Lots of Trouble With Free-Fall
- evilempire
- · Replies 4 ·
Helicopter rotor has four blades
- Whatupdoc
- · Replies 2 ·
Density Calculations with Examples: Finding Density from Mass and Volume
- faisal
- · Replies 2 ·
Possible that a fabric can be used as a diffraction grating
- franz32
- · Replies 2 ·
Will a 36 N force overcome static friction on a 45 N block?
- pinky2468
- · Replies 5 ·
Comparing torque from a doorstop to torque from opening a door
- jazjackson12
- · Replies 4 ·
Proving Peskin and Schroeder equation 2.33 for momentum operator
- Norman
- · Replies 3 ·
Probability: Arrangements in Circle
- futb0l
- · Replies 2 ·
Why Does Cutting the String Change the Tension Ratio in a Pendulum?
- daveed
- · Replies 2 ·
Looking for tutorials on Gauss's law
- SpatialVacancy
- · Replies 2 ·
Solving Projectile Motion: Finding Initial Velocity and Distance
- physics_challenged
- · Replies 5 ·
Can Two Vehicles Avoid Collision in a Wet Tunnel?
- 3.14159265358979
- · Replies 5 ·
Solving Addition of Forces Involving Adults and Child
- underthebridge
- · Replies 10 ·
Solving Velocity Problems on the Moon
- member 5645
- · Replies 2 ·
What is the magnitude of the car's displacement
- Catgirl-Pink
- · Replies 2 ·
How Do You Solve a Projectile Motion Problem in Physics?
- quality101
- · Replies 2 ·
How does a fractional exponent move to the front in logarithms?
- singleton
- · Replies 2 ·
What Is the Electric Field Near Charged Objects?
- kristi.lynn
- · Replies 5 ·
Calculating Force and Acceleration in a Bucket Pulley System
- Fused
- · Replies 15 ·
Solve a Physics Problem: Normal Force Calculation for a 38.0kg and 17.0kg Box
- lmf22
- · Replies 3 ·
Finding displacement vector components from base camp to mountain summit
- physicsss
- · Replies 7 ·
Calc II substitution integration
- kdinser
- · Replies 7 ·
Fettucini bridge design for 3 kg load
- RUP2006
- · Replies 2 ·
Equation of a line from Parametric equations
- Spectre32
- · Replies 3 ·
Why am I getting negative tension values in a three-force equilibrium problem?
- Electro
- · Replies 3 ·
Solving the Traffic Light Overtake Puzzle
- tumbler19
- · Replies 2 ·
To Swim From A to B, U_s = 1.35 km/h
- COCoNuT
- · Replies 8 ·
Why does sin(t+2π) equal sin(t) on the unit circle?
- haribol
- · Replies 10 ·
Man Throws Rock Off Cliff - Solving Physics Problem
- Monsu
- · Replies 7 ·
Average velocity of jumping into car
- tony873004
- · Replies 4 ·
Equation of Perpendicular Line at Origin
- Przybysz
- · Replies 2 ·
Matching objects to size scales in powers of 10
- Alkatran
- · Replies 3 ·
How Do You Calculate Work Done by a Force Field Along Different Paths?
- ossito_the-diracian
- · Replies 2 ·
How Does Integration by Parts Simplify \(\int 8x^2 \cos(2x) \, dx\)?
- Whatupdoc
- · Replies 7 ·
Find x0 in Cosinus and Sinus Equations
- Dr-NiKoN
- · Replies 13 ·
Magnetostatic Problems: Calculating Inductance and Loop Internal Inductance
- kelvintc
- · Replies 3 ·
Understanding Significant Figures in Math
- Caldus
- · Replies 11 ·
Plot the lines of the electric field between a small point charge
- galipop
- · Replies 4 ·
Calculus-Volume of tetrahedron and cross product
- GingerBread27
- · Replies 2 ·
How Do You Calculate the Average Acceleration of a Dragster?
- Omid
- · Replies 6 ·
Finding the smallest angle between Vectors
- ppacc
- · Replies 2 ·
Freefall Acceleration of a Raindrop
- VinnyCee
- · Replies 3 ·
Solving Partial Fractions Integrals
- Whatupdoc
- · Replies 10 ·
How Does Projectile Motion Determine Firefighting Hose Angles?
- EaGlE
- · Replies 2 ·
Two cars on circular tracks: why same centripetal acceleration at equal speeds?
- Shay10825
- · Replies 21 ·
How Does Potential Energy from Lightning Accelerate a Car?
- alonzo
- · Replies 2 ·
What angle between two equal vectors makes A+B larger than A-B by factor n?
- Bertuzzi
- · Replies 8 ·
Can Velocity Reverse Direction with Constant Acceleration?
- spdrxc
- · Replies 2 ·
What are some recommended physics programs for TI calculators?
- iamhumble
- · Replies 4 ·
Gravity force on Jupiter problem
- Whatupdoc
- · Replies 5 ·