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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Two strings spinning rock- tension
- TG3
- · Replies 1 ·
Glide Distance of Piper Warrior w/ Engine Shut Off
- moy13
- · Replies 5 ·
Finding the speed with kinetic friction
- dominatesean
- · Replies 2 ·
Work and Kinetic Energy of meteorite
- TinaMarie
- · Replies 2 ·
Finding the Point at Which Electric Field from Two Charges Adds to Zero
- phrygian
- · Replies 7 ·
What values of a and b satisfy the following wave equation?
- s_gunn
- · Replies 4 ·
What is the Correct Way to Calculate Tension Between Blocks?
- TG3
- · Replies 6 ·
How Far Does a Skier Jump at 15° Launch and 50° Slope?
- Jbright1406
- · Replies 4 ·
Finding tention of rope, accelerating box.
- guipenguin
- · Replies 3 ·
Calculating the Force on an Electric Dipole
- jumbogala
- · Replies 3 ·
Calculating Maximum Speed for Circular Motion with Tension Limit
- TG3
- · Replies 2 ·
Stopping a Muon: Solving the Equations
- lauriecherie
- · Replies 9 ·
Writing vector expression for golf ball position from x and y components
- Jbright1406
- · Replies 2 ·
What is the direction and speed of the final leg of the off-roader's trip?
- nick901304
- · Replies 1 ·
Capacitance (farads) am I doing this right?
- phys-lexic
- · Replies 5 ·
How Do You Calculate the Y Component of Velocity for an Arrow Shot at an Angle?
- disque
- · Replies 1 ·
Finding average friction force on a curling stone
- sliced cheese
- · Replies 8 ·
Finding acceleration from a position-time graph
- lauriecherie
- · Replies 1 ·
Electric field inside a charged insulator
- Oblivion77
- · Replies 3 ·
Angle to pull sled up slope with minimum effort
- jgens
- · Replies 1 ·
Estimate the electric flux through the sphere
- -EquinoX-
- · Replies 2 ·
Velocity Problem #2: Solve for Distance Traveled
- lauriecherie
- · Replies 3 ·
What Is the Maximum Speed a Car Can Turn Without Skidding?
- Trentonx
- · Replies 2 ·
Stone dropped from bridge onto floating log
- noaamari
- · Replies 5 ·
Velocity/acceleration/time to stop
- lauriecherie
- · Replies 4 ·
What is the acceleration of two blocks connected with friction?
- mrnastytime
- · Replies 7 ·
What are principal results and sources of uncertainty in a lab report?
- Norngpinky
- · Replies 2 ·
Angular Displacement and Velocity
- Bigdane
- · Replies 1 ·
Elevator Questions: Describe 2 Forces
- Jordash
- · Replies 3 ·
Theoretical value of a simple pendulum in motion
- S00_SUNNiE
- · Replies 2 ·
How to Calculate Car Acceleration from Power and Speed?
- g.uricchio
- · Replies 8 ·
Temperature scale: When will Celsius and Faranheit scales agree with each other?
- FountainDew
- · Replies 1 ·
Object distance and magnifiation
- 996gt2
- · Replies 5 ·
How Much Charge Do Repelling Styrofoam Balls Carry?
- MightyMan11
- · Replies 1 ·
Finding primary current in a step-down transformer with 92.5% efficiency
- wakefreak90
- · Replies 1 ·
Why does an infinite line of charge produce only a radial field?
- Seraph404
- · Replies 1 ·
How do momentum and center of mass play a role in solving a boat problem?
- haydn
- · Replies 11 ·
How Do You Solve a Damped Harmonic Oscillator Differential Equation?
- razorfever
- · Replies 1 ·
My teacher told me he calls this a baseball question why?
- Koskesh
- · Replies 10 ·
Calculate the % fan shaft is out of balance
- thewall
- · Replies 2 ·
Can a 10x larger fly still generate enough lift to fly?
- Ayr4
- · Replies 8 ·
Where to find previous AP Physics C Mechanics exams
- HardBoiled88
- · Replies 111 ·
Metal and wood common temperature for neutral feel
- Tricause
- · Replies 4 ·
Tension on a rope-no idea how to even start.
- xXOfNiRXx
- · Replies 1 ·
Train Moving pulling two boxcars
- Jordash
- · Replies 2 ·
How to get the force by Block A?
- zerogoal
- · Replies 12 ·
Two blocks on a frictionless horizontal surface connected by a massless string
- physics120
- · Replies 6 ·
How many of each type folders I purchased?
- ImBadAtMath
- · Replies 3 ·
Which Metal Is Best for a Sensitive Light Meter Cathode?
- stickplot
- · Replies 2 ·
Pyramid with 474 ft height and 11.0 acre base
- r.anthony
- · Replies 3 ·
Displacement and Height Calculations with Velocity
- sugar1
- · Replies 1 ·
What angle maximizes projectile range?
- Newton V
- · Replies 4 ·
Refraction angles for red and blue light in diamond
- ahrog
- · Replies 2 ·
Difference between question a and b in Buckingham theorem problem
- dirk_mec1
- · Replies 4 ·
Young's Double-Slit Experiment
- applesnjanono
- · Replies 1 ·
How Do You Calculate the Correct Drop Heights for Crash Helmet Testing?
- Mewhew
- · Replies 2 ·
Two spheres, solve for electric field strength
- axgalloway
- · Replies 3 ·
Lissajous figures circle problem
- negat1ve
- · Replies 2 ·
How to Find the Amplitude in SHM with Only K and Mass?
- swede5670
- · Replies 1 ·
Finding the odd resistor among 9 with an ohmmeter
- fshiznit
- · Replies 6 ·
Well-lubricated bicycle wheel problem
- tatertot560
- · Replies 1 ·
Force on 5 μC charge from five 15 μC point charges
- Obama_US
- · Replies 7 ·
Venturi Metter - Conceptual Question
- FutureEnginr
- · Replies 1 ·
Magnification for concave mirror
- jaejoon89
- · Replies 1 ·
Lenses/Images - Find final image
- maniacp08
- · Replies 1 ·
3 Point Charge Coulomb's Law problem
- Kastner86
- · Replies 1 ·
How Long Does a Plane Have to Escape After Tossing a Bomb Upward?
- afg_91320
- · Replies 5 ·
Speaker hanging from the ceiling
- peacemaster
- · Replies 2 ·
Two forces, two angles; Net force = ?
- MaximaMan
- · Replies 7 ·
Finding relative speed from 1% time dilation
- stellaman
- · Replies 1 ·
Different ways to calculate force, GPE
- physicsman7
- · Replies 4 ·
Spinning rod dropping on a pivot
- mjolnir80
- · Replies 1 ·
Frictional forces between ropes
- tcd89
- · Replies 1 ·
What is the Charge of Two Suspended Pith Balls at Equilibrium?
- bnwchbammer
- · Replies 1 ·
Electric field and speed - find acceleration.
- Mommy2KAR420
- · Replies 2 ·
Rope tension with equal opposite pulls and forces on the Moon
- vivekfan
- · Replies 1 ·
Ball rolling off 30° roof at 5 m/s from 7 m height
- afg_91320
- · Replies 13 ·
Finding the period of oscillation of a u-tube w/ water (almost solved)?
- jaron_denson
- · Replies 1 ·
How can circuit analysis questions be simplified and solved using KCL and KVL?
- tim51
- · Replies 5 ·
Two Radio Transmitters, Interference, and Waves
- Phoenixtears
- · Replies 4 ·
Wave travel time when string length increases by 10%
- dimpledur
- · Replies 8 ·
Does Zero Electric Potential Necessarily Mean Zero Electric Field?
- pinkerpikachu
- · Replies 1 ·
How Does Inserting a Dielectric Affect Capacitor Voltage?
- rcrx
- · Replies 3 ·
Projectile motion of arrow shot at 45 degree angle
- KFC
- · Replies 3 ·
Calculate Cost of Gold on Commemorative Quarter-Dollar
- r.anthony
- · Replies 1 ·
How Fast Will the Flower Pot Hit the Ground?
- tomboi03
- · Replies 1 ·
Understanding Electric Field Lines: Curving and Splitting Nodes
- jcpwn2004
- · Replies 3 ·
Turtle and rabbit racing 1 km: how close can turtle get before rabbit resumes?
- XodoX
- · Replies 1 ·
Calculating Electric Flux Through a Cube with a Non-Uniform Electric Field
- Oblivion77
- · Replies 7 ·
What is the diffrence and similarties
- Maroc
- · Replies 2 ·
Elastic Potential Energy and spring
- wallace13
- · Replies 1 ·
What is the mirror's focal length?
- jaejoon89
- · Replies 1 ·
How Can Range be Increased for a 15-Degree Soccer Ball Projectile?
- afg_91320
- · Replies 5 ·
How Do You Calculate Moments with Levers?
- KINmajor
- · Replies 8 ·
Bubble Hydrodynamics: Find Numerical Solution to Air Bubble at 20m Depth
- Sajmon
- · Replies 5 ·
Man walking forward in canoe at 0.50 m/s relative to shore
- raek
- · Replies 1 ·
Jumping Lab Question ( Kinematics )
- limework
- · Replies 1 ·
Why is dq = λR dθ in electric field integration for a charged arc?
- yeahhyeahyeah
- · Replies 3 ·
Hollow sphere rolling up a ramp
- mjolnir80
- · Replies 3 ·
Electric Dipole Moment Vector Calculation
- lacar213
- · Replies 1 ·