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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How Does the Center of Mass Move in a Two-Block System Connected by a Spring?
- Astrum
- · Replies 5 ·
How Is Buoyancy Calculated for a Cubical Block Floating in a Denser Liquid?
- hvthvt
- · Replies 3 ·
Block sliding down incline and compressing spring on 30° plane
- teme92
- · Replies 4 ·
Question for my Physics Project.
- Kuzey Cem
- · Replies 5 ·
How Is Kinetic Energy Calculated from Force and Displacement?
- cereal turtle
- · Replies 3 ·
Create a Simple Circuit with This Easy-to-Follow Diagram
- DunceKirchhoff
- · Replies 18 ·
Solving for Two Vector Questions
- STEMucator
- · Replies 4 ·
Is My Foot a First or Second Class Lever?
- N Eriksen
- · Replies 6 ·
Continuum mechanics and continuity eq
- Niles
- · Replies 1 ·
Relating Arc Length and Standing Wave Patterns
- ThomasMagnus
- · Replies 2 ·
Falling object Kinematics motion
- negation
- · Replies 9 ·
Single slit double slit and diffraction grating
- moe3238
- · Replies 3 ·
Puck slowing from 32m/s to 18m/s through 34cm of snow
- negation
- · Replies 11 ·
Speed for equal electric and magnetic forces on a charged particle
- astru025
- · Replies 4 ·
Collision of ball with inclined plane
- suryakalpo
- · Replies 11 ·
Spring-ramp projectile launch with friction
- Sanonuke22
- · Replies 8 ·
Will You Collide with the Car Ahead?
- negation
- · Replies 22 ·
Double slit experiment light distance
- Violagirl
- · Replies 4 ·
Determining index of refraction and wavelength of a visible spectrum?
- Violagirl
- · Replies 4 ·
Calculating Net Electric Field Strength at Point A
- Coco12
- · Replies 3 ·
Current passing through a loop
- AdsBerger
- · Replies 11 ·
Finding work done when you know electric potential and the charge.
- astru025
- · Replies 4 ·
Incompressible fluid in horizontal test tube
- hvthvt
- · Replies 10 ·
What Are Effective Applications of Reduced Mass in Physics?
- shivam01anand
- · Replies 1 ·
Velocity as a function of position x
- KiNGGeexD
- · Replies 55 ·
"Sound Intensity Decreases with Distance
- Aoiumi
- · Replies 5 ·
Finding direction using magnetic fields
- astru025
- · Replies 3 ·
Where will two objects of different masses meet in space?
- Dumbledore211
- · Replies 5 ·
How Does Stopping Water Flow Impact Balance Readings?
- PhyIsOhSoHard
- · Replies 13 ·
Acceleration of Ball on Frictionless Slope
- KiNGGeexD
- · Replies 13 ·
How Does Distance and Quantity Affect Sound Intensity?
- Aoiumi
- · Replies 1 ·
How Do You Calculate Thermal Efficiency in a Diatomic Gas Heat Engine Cycle?
- Eagle's Wings
- · Replies 2 ·
What is the Equation of State for an Ideal Gas?
- Niles
- · Replies 2 ·
Blue light and resonant frequencies
- AFSteph
- · Replies 2 ·
Two Protons Move From Location A and B to C
- burnst14
- · Replies 23 ·
Impulse question: throwing a rock
- Morange
- · Replies 4 ·
Kinetic energy of a sled question
- hey123a
- · Replies 4 ·
Find the initial speed of jump using range and max height
- cosmo1993
- · Replies 1 ·
What Is the Angular Acceleration and Force Exerted on a Falling Fence?
- momiki
- · Replies 9 ·
Liquid oxygen expansion in vaccum
- anubodh
- · Replies 2 ·
Why, IF electrons really orbited atoms, would they lose energy?
- bananabandana
- · Replies 3 ·
Relativity-Finding the time of an event
- tmlfan_17
- · Replies 7 ·
Largest reflection angle in Chandra X-ray telescope optics
- ExoP
- · Replies 8 ·
Calculating Force on Remaining Support After One Brick Is Kicked Out
- Jamadar
- · Replies 17 ·
Projectile Motion: Methodology Check
- KiNGGeexD
- · Replies 30 ·
What is the spring constant in terms of mass and unstretched length?
- cosmo1993
- · Replies 2 ·
What Is the Frequency of the Second Tuning Fork?
- contrivance
- · Replies 1 ·
How Much Mass is Needed to Prevent the Wheel from Rotating?
- hey123a
- · Replies 1 ·
A uniform steel bar swings from a pivot
- chicagobears34
- · Replies 7 ·
What is the Total Momentum After Two People Push Each Other on Ice Skates?
- jimmyboykun
- · Replies 6 ·
Forces acting on a sky-diver during skydiving
- AlfieD
- · Replies 5 ·
Force to lift a chain: Conservative or not?
- AJKing
- · Replies 3 ·
[ElectroStatics]Question Regarding Charge within a Metal Sphere
- MysteryMan
- · Replies 3 ·
Block on inclinded plane, and falls
- thomsm10
- · Replies 1 ·
Calculating Most Probable Point of Rupture on a Falling Pole
- Jamadar
- · Replies 4 ·
Torque - Block's cord wrapped around a flywheel
- MathewsMD
- · Replies 4 ·
Pendulum Problem: Solve 100 Oscillations in 50cm Rod
- Clearik
- · Replies 3 ·
Disk and rod angular velocity from conservation of angular momentum
- ziggo
- · Replies 6 ·
Determine Mass of Penny: Millikan Experiment
- braeden
- · Replies 1 ·
Electric force of attraction between forces.
- astru025
- · Replies 2 ·
Minimum rod distance for pendulum to loop over a pin
- mrknowknow
- · Replies 16 ·
Solving for Force Given Rotational Inertia and Mass
- MathewsMD
- · Replies 7 ·
What is the net force acting on the log after 10 seconds?
- paolostinz
- · Replies 13 ·
What is the potential and kinetic energy of a falling object?
- SmallPub
- · Replies 10 ·
Centripetal Acceleration of a Satellite Orbiting Saturn
- Coco12
- · Replies 23 ·
Distance Traveled by Harmonic Oscillator in 1 Period
- Aoiumi
- · Replies 2 ·
Electric circuit resistor combinations
- yugeci
- · Replies 11 ·
How Does a Bobsleigh's Collision Affect Its Momentum and Forces?
- fogvajarash
- · Replies 4 ·
What Happens to Angular Velocity When Two Unequal Wheels Touch?
- KiNGGeexD
- · Replies 7 ·
Conservation of angular momentum of a thin rod
- xfreedom
- · Replies 5 ·
How Do You Calculate Slingshot Maneuver Dynamics for a Space Probe?
- noreally
- · Replies 3 ·
Wouldn't the solid expand in all directions?
- MathewsMD
- · Replies 3 ·
Electric potential at the center of a sphere
- Yosty22
- · Replies 1 ·
Minimum Angular Velocity Problem
- Clearik
- · Replies 4 ·
Most probable position of electron in an infinitely deep square well
- princejan7
- · Replies 1 ·
Interesting Feymann statement about probability.
- Portuga
- · Replies 3 ·
Force Applied to Box on Incline
- morgane28v
- · Replies 1 ·
How to show a wave function satisfies the shrodinger eqn
- richyw
- · Replies 19 ·
Maximum Compression and Velocity of Spring-mass System
- mechnoid
- · Replies 25 ·
Angular Momentum of a ball of clay
- NATURE.M
- · Replies 5 ·
Tension in Wire: Solve 8kg Ball Elastic Collision
- PsychonautQQ
- · Replies 3 ·
Finding Minimum Force Applied to Keep Objects Stationary?
- morgane28v
- · Replies 2 ·
Calculating Temperature Rise in a Concert Hall Due to Occupant Metabolism
- Loopas
- · Replies 8 ·
REALLY easy electrostatic question
- Kemilss
- · Replies 1 ·
Which Way Does the Net Force Act on the Circuit?
- theintarnets
- · Replies 3 ·
Work and Kinetic Energy of a Trebuchet
- hutt132
- · Replies 5 ·
What is the Moment of Inertia of a Flywheel?
- KiNGGeexD
- · Replies 5 ·
Symmetry in a Triangular Circuit
- bananabandana
- · Replies 7 ·
Expressing Angular Momentum in Units
- KiNGGeexD
- · Replies 4 ·
Calculating Angular Momentum when Radius Changes for 2s
- MathewsMD
- · Replies 1 ·
Multiple Forces Acting on Masses Attached by a String
- javaldesc
- · Replies 5 ·
Differential equation of motion
- Lozzakw
- · Replies 1 ·
Calculating the Center of Mass for an L-Shaped Object
- KiNGGeexD
- · Replies 8 ·
Moment of inertia of triangle about centroidal axis
- mbigras
- · Replies 11 ·
Circuit with batteries facing the same direction
- cvsanchez
- · Replies 10 ·
Radial vs Tangential acceleration
- MathewsMD
- · Replies 3 ·
Impulse and Average Force. Ball by the Wall.
- MeghanBland
- · Replies 5 ·
Differential Difficulties in an RL Circuit Problem
- Geromy
- · Replies 13 ·
Steel density calculation giving wrong values in Excel
- TalRoc
- · Replies 6 ·
Calculating Fundamental Frequency and Overtone Frequency of a Stretched Wire
- i'mcheche
- · Replies 2 ·