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 Work on Incline: Solving for Gravitational Force Work
- mrnastytime
- · Replies 2 ·
Velocity and distance traveled of a particle
- cdx
- · Replies 3 ·
Position three point charges so net force is zero
- jelliDollFace
- · Replies 8 ·
Heat transfer when mercury is cooled in liquid nitrogen
- Nimbalo
- · Replies 1 ·
What Percent of Final Charge Does a Capacitor Reach After 4.5 Time Constants?
- itryphysics
- · Replies 5 ·
Force on hatch in vessel with LAB liquid at 12 m depth
- Basch
- · Replies 6 ·
Where Should a 30nC Charge Be Placed to Nullify Electric Field at the Origin?
- LeeroyJenkins
- · Replies 1 ·
Which better predicts Horsepower- weight or speed
- Oscar Wilde
- · Replies 1 ·
Resulting Velocity of Astronaut/Equipment: 1,960N in 2s
- Makaroon
- · Replies 1 ·
Pressure, volume, and temperature
- j88k
- · Replies 4 ·
Projectile Motion: Solving for Meeting Point of Projectile and Falling Object
- yoniwei
- · Replies 3 ·
Path length difference for interfering sound waves from two sources
- Nano
- · Replies 2 ·
Plane airspeed 620 km/hr with 20° heading correction
- canucklehead
- · Replies 9 ·
Projectile motion, long jump, centripetal force and friction
- bgood400
- · Replies 4 ·
Acceleration of a Truck Hit by a Water Stream
- pchalla90
- · Replies 3 ·
How fast did the rock strike the ground?
- Makaroon
- · Replies 4 ·
Calculating Objective Lens Focal Length for Compound Microscope
- thundercats
- · Replies 7 ·
Work to compress spring between 1 kg and 3 kg masses
- edud8
- · Replies 1 ·
Sketch a graph of the number of candies for a few hours
- vampire2008
- · Replies 4 ·
Finding average acceleration over an time interal
- lazyboi605
- · Replies 10 ·
Wheel spinning at 14 rad/s stops in 5s—finding rotation distance
- samprots
- · Replies 4 ·
Solving a Physics Quiz: Calculate the Temperature Rise
- Sheldinoh
- · Replies 1 ·
How Do Engine Power, Aerodynamics, and Weight Impact Dragster Acceleration?
- chrisridgwell
- · Replies 1 ·
Why does the blue cart accelerate faster when the red cart's mass increases?
- lolohhi
- · Replies 1 ·
How Long Until the Rocket Returns to the Ground?
- lazyboi605
- · Replies 6 ·
Velocity, time, acceleration etc
- lauriecherie
- · Replies 3 ·
Train-hill hp to pull, problem
- Ed Boon
- · Replies 7 ·
When Does Static Friction Act in the Direction of Motion?
- vivekfan
- · Replies 1 ·
Probablities from wave function
- Badger
- · Replies 5 ·
Thermodynamics resistance proof
- skirmidirmi
- · Replies 5 ·
Tug of war Force Conceptual Problems
- zell_D
- · Replies 3 ·
How Long Will Snow Last with Limited Solar Heat?
- pentazoid
- · Replies 6 ·
Simple harmonic motion block and spring
- banfill_89
- · Replies 3 ·
Four Charges In a square (Electric Fields)
- Noisuf
- · Replies 9 ·
Energy question - How much will this rope swinger rise
- phys1618
- · Replies 29 ·
Time to Reach the Origin in Central Force Attraction
- littlehonda
- · Replies 5 ·
Magnitude of acceleration of a block of mass
- bearhug
- · Replies 3 ·
How High Must Charged Particles Be for Radio Wave Interference?
- patriots1049
- · Replies 3 ·
How can I improve my understanding of kinematics and force in physics?
- oscarkool2
- · Replies 1 ·
Calculating Work Required to Move Charge -0.51x10^-12 C
- shimizua
- · Replies 12 ·
Statics: two unknown angles and resultant force
- drnoisewater1
- · Replies 3 ·
Woman jumping off raft: finding velocity relative to water
- nickclarson
- · Replies 3 ·
Maximum height of launched ball
- Entropia5
- · Replies 2 ·
Determining magnitude of forces on metal balls
- kasmit18
- · Replies 3 ·
How Fast Do Raindrops Travel Without Air Resistance?
- lauriecherie
- · Replies 1 ·
Potential Difference Near a Charged Rod
- lightupshoes8
- · Replies 1 ·
How Much Work is Done on a Charged Particle Between Two Equipotential Surfaces?
- silver_gry
- · Replies 1 ·
Solving for Distance of Closest Approach for Moving Protons
- silver_gry
- · Replies 1 ·
Calculate the conductivity σ of the material of which this wire is made
- mh53eflyguy
- · Replies 1 ·
Launch Angle and Distance Problem: Solving for Initial Speed and Maximum Height
- Psiboi
- · Replies 5 ·
Separating ions. Acceleration problem
- Triple88a
- · Replies 4 ·
Tangential and Radial Acceleration problem
- xChrix
- · Replies 2 ·
Electric field and potential at center of square with mixed charges
- NicoleKarmo
- · Replies 1 ·
Position Vectors, Velocity Vectors, and Acceleration Vectors
- niyati
- · Replies 3 ·
What Is the Electric Field Strength in a Geiger Counter?
- Kudo Shinichi
- · Replies 7 ·
E-Potiential between 2 charges
- IvaNMK
- · Replies 1 ·
How Is Energy Calculated in a Charged Capacitor?
- clickcaptain
- · Replies 1 ·
Position vector and magnitude problem
- xgoddess210
- · Replies 1 ·
Solve Circuit Problem: 2 Ways to Wire 450 Ohm Resistors for 300 Ohms
- Nivlac2425
- · Replies 1 ·
How Can I Improve My Approach to Solving 2D Motion Problems?
- Mono182
- · Replies 8 ·
Deceleration and reaction time physics problem
- xgoddess210
- · Replies 8 ·
Finding incident angle for separated ordinary and extraordinary beams in calcite
- HoangFat
- · Replies 2 ·
Finding the height of a building 100 m away for a catapulted mail bag
- Rafae
- · Replies 11 ·
Writing down algebraic expression
- thundercats
- · Replies 4 ·
Calculating weight using a Seesaw=
- Mgeiss
- · Replies 6 ·
Net electric flux through spheres with two point charges
- DMDil
- · Replies 2 ·
Finding the Maximum Angular Frequency for Blocks on a Turntable
- Trentonx
- · Replies 5 ·
How Can You Derive the Rate of Rotation for a Pendulum at Sea Level?
- Kee10016
- · Replies 2 ·
How Do Mass and Force Affect Acceleration?
- bpatel4116
- · Replies 1 ·
What is the value of its x-component?
- bpatel4116
- · Replies 1 ·
How many phtons are emitted by green light?
- stickplot
- · Replies 10 ·
Moments - Principle of moments question
- Jambob28
- · Replies 4 ·
Finding Acceleration Given Distance and Final Speed
- aprymek
- · Replies 1 ·
(Not so) Simple Harmonic Motion Problem
- shurleec
- · Replies 1 ·
Find Speed of car based on stopping distance and decceleration.
- aprymek
- · Replies 1 ·
Calculating Entropy Change in a Water Mixing Experiment
- Vuldoraq
- · Replies 5 ·
What is the Electrostatic Potential Energy of a Charged Spherical Conductor?
- clickcaptain
- · Replies 3 ·
Solve Thermodynamics Help: Refrigerator Cost/Month
- msteves
- · Replies 2 ·
Motion Diagrams: Identifying True and False Statements
- FAJISTE
- · Replies 2 ·
When is the amplitude coefficient of reflection parallel to the incidence plane zero?
- alchemist7
- · Replies 1 ·
Do two identical loads draw more current in parallel or in series?
- raa849
- · Replies 12 ·
Why Do We Add Mc and Mf in Calculating Resultant Couples?
- Mikejax
- · Replies 1 ·
How Do You Calculate the Net Electrostatic Force on a Central Charge?
- keemosabi
- · Replies 3 ·
Deriving Specific Heat Equations
- jasmine689
- · Replies 1 ·
Solving Dimension Analysis Homework: Q1 & Q2
- dirk_mec1
- · Replies 5 ·
E-Potiential Difference in Uniform Field
- IvaNMK
- · Replies 2 ·
Line Integral + Potential Difference Problem Need
- desibabu90
- · Replies 4 ·
Effect of Light Intensity on Photoelectron Kinetic Energy and Emission Rate
- stickplot
- · Replies 4 ·
Calculating Forces and Magnitude for a 2.50 kg Block on a Frictionless Table
- collegegirl13
- · Replies 2 ·
Finding Neutral Points in a Charged System
- jimbo71
- · Replies 3 ·
Problem acceleration force vs. gravity
- nijmeijer91
- · Replies 2 ·
What is the Pressure of Falling Sand on a Sticky Surface?
- dmark312
- · Replies 2 ·
Electric Potential Difference Question (Parallel plates, higher potential)
- the7joker7
- · Replies 1 ·
Nonconservative vs conservative force
- -EquinoX-
- · Replies 3 ·
Kinetic friction on incline/flat surface system
- XxBollWeevilx
- · Replies 5 ·
Physics Discussion Question On My Roller Coaster Lab (Energy-Related)?
- wiffellballki
- · Replies 1 ·
How Do You Calculate the Magnitude of Charges Based on Their Potential Energy?
- bkl4life
- · Replies 7 ·
Friction and Acceleration: Solving for the Motion of a Moving Sculpture
- Blueice781
- · Replies 2 ·
Finding electric field magnitude, electron acceleration, and zero field point
- devilz_krypt
- · Replies 1 ·
Period of a pendulum making 30 oscillations in 75 seconds
- maggiequigs
- · Replies 1 ·