Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
Threads
Kinematics problem with constant acceleration.
- motoxxx
- · Replies 6 ·
What is the velocity of the skateboard after Jess falls off?
- bnelson
- · Replies 1 ·
Circular motion graph of a ball
- bk12321
- · Replies 4 ·
Difference between gram molecular mass and molar mass
- Ry122
- · Replies 3 ·
Acceleration of combined masses given individual accelerations
- jalen
- · Replies 2 ·
Force due to wind and rolling friction
- bulldog23
- · Replies 6 ·
Calculating Kinetic Energy in Elastic Collisions: Hammer and Nail Problem
- Cassie
- · Replies 1 ·
Finding tension and max force for two boxes connected by pulley
- jedjj
- · Replies 8 ·
Position when 2 objects pass each other
- dvdqnoc
- · Replies 3 ·
Packaged dropped from Hot Air Balloon
- dvdqnoc
- · Replies 3 ·
Where Is the Electric Field Zero Between Two Positive Charges?
- Ry122
- · Replies 11 ·
Apparent weight of child on ferris wheel without radius
- bob1182006
- · Replies 4 ·
How Do You Calculate the Final Velocity in a Partially Elastic Collision?
- physicsimpaired
- · Replies 1 ·
Calculating Coefficient of Kinetic Friction on a Sliding Pig
- KMjuniormint5
- · Replies 14 ·
Centripetal acceleration of a 615-kg racing car on a circular track
- ilkjester
- · Replies 11 ·
What is the centripetal acceleration of the end of the rod?
- ilkjester
- · Replies 15 ·
Calculating Tension Force in a Tug-of-War
- temaire
- · Replies 3 ·
Speed of a box at the bottom of a incline.
- Paulbird20
- · Replies 6 ·
What else should I add to a circular motion poster?
- ilkjester
- · Replies 1 ·
Piano sliding down incline: find force, work, and net work
- megaforcetkd
- · Replies 11 ·
Proton speed for no deflection in crossed E and B fields
- Ryo124
- · Replies 1 ·
Conceptual question on momentum
- Bob Loblaw
- · Replies 1 ·
Frictional force and initial speed of sliding baseball player
- jess_08
- · Replies 4 ·
Magnitude of the rate of change of momentum of water
- JadeBunny
- · Replies 5 ·
Conservation of Anular Momentum
- mit_hacker
- · Replies 5 ·
Tension in a cable supporting a beam
- aligass2004
- · Replies 17 ·
How Does Constant Velocity Change with Different Accelerations?
- fitchguy316
- · Replies 3 ·
How Do Applied and Frictional Forces Compare in a Constant Speed Scenario?
- 1010
- · Replies 1 ·
Newton's 2nd law in circular motion
- miamiphysics42
- · Replies 5 ·
How do I put a Zenith Angle in my calculator?
- CaityAnn
- · Replies 3 ·
Calculating Sound Intensity at a Distance from a Speaker
- tashh01
- · Replies 3 ·
Finding velocity from photogate times in collision lab
- Jeph
- · Replies 1 ·
What is the Minimum Power Required to Lift Sand at a Quarry?
- odie5533
- · Replies 6 ·
Two wires holding a revolving sphere: find tensions T1 and T2
- klm
- · Replies 21 ·
Speed at top of vertical swing where tension is zero
- pinkyjoshi65
- · Replies 2 ·
Conservation of energy of an elevator
- knives out
- · Replies 2 ·
Gravitational potential energy of baseball
- aftermatth
- · Replies 5 ·
An artillery shell is fired I don't know
- Cowtipper
- · Replies 3 ·
Revolving Around a Star: Calculating an Orbital Period
- danago
- · Replies 3 ·
Finding the Temperature at which Oxygen Molecules Have Double the RMS Speed
- Ry122
- · Replies 2 ·
Proton stopping distance in opposing electric field
- Ry122
- · Replies 3 ·
Checking truss member forces and weight calculation
- pooface
- · Replies 3 ·
Work out the velocity from the momentum?
- ryansmith885
- · Replies 6 ·
How Do You Calculate the Acceleration of a Mass in a Pulley System?
- quiteacacophony
- · Replies 1 ·
Given angle and distance traveled find initial velocity
- shaunk
- · Replies 3 ·
Max Wind Speed for Small Animals to Stay Upright
- Cypripedium
- · Replies 9 ·
Kinematics police car chase question
- spizma
- · Replies 1 ·
Position of toy moving on straight track
- dvdqnoc
- · Replies 1 ·
River Speed Calculations for Relativity
- kraaaaamos
- · Replies 6 ·
Net Force of a Rocket and Acceleration
- icecubefosho
- · Replies 1 ·
Calculating Work Done and Distance Traveled on Inclined Surfaces
- willingtolearn
- · Replies 4 ·
Calculating Distance with a Balanced Pivot
- aligass2004
- · Replies 4 ·
What are the velocities of two objects after an elastic head-on collision?
- ace214
- · Replies 11 ·
Calculate launch velocity from angle, distance and height
- rocomath
- · Replies 13 ·
Stone thrown horizontally from 50 m cliff at 18 m/s
- Cowtipper
- · Replies 1 ·
Fraction of kinetic energy in wheel rotation vs translation
- BlueSkyy
- · Replies 5 ·
Elastic collision between 18g and 33g objects
- MrTaylor
- · Replies 1 ·
Understanding Fluid Displacement: The Difference Between Floating and Sinking
- yuvlevental
- · Replies 2 ·
How Many Different Photon Energies Are Emitted from Hydrogen Atoms in n=5 State?
- Benzoate
- · Replies 7 ·
Solving Force Problems: Finding F with Trig and Components
- rt525600
- · Replies 1 ·
Maximum Height Calculation for Elastic Collision on Frictionless Track
- ace214
- · Replies 4 ·
Board pivoted at one end with rope pulling down at L/3
- jaded18
- · Replies 10 ·
Angular acceleration of cylinder with hanging block on string
- jaded18
- · Replies 2 ·
When Is Net Torque Equal to Zero?
- jaded18
- · Replies 6 ·
Finding tension and acceleration with rotating bar and pulley system
- 9988776655
- · Replies 1 ·
Systems of Particles: Man Climbing Rope Ladder Suspended from Balloon
- Destrio
- · Replies 4 ·
What Force Does the Table Exert on a Box Attached to a Pulley System?
- kaytee28
- · Replies 26 ·
Centripital force - did i do it correctly?
- klm
- · Replies 37 ·
Cannon firing cannonballs inside a sealed railroad car
- Destrio
- · Replies 4 ·
Box sliding off accelerating truck with friction
- strobeao3s
- · Replies 2 ·
Finding tension T in a conical pendulum system
- klm
- · Replies 5 ·
What is the tension in each cord?
- kaytee28
- · Replies 3 ·
Maximum compression of a spring
- supersingh
- · Replies 12 ·
Turning a Straight Wire into a wheel with spokes, solve for I
- gkinnish
- · Replies 3 ·
Calculate Force on Two Parallel Conductors
- Ry122
- · Replies 1 ·
Finding angular velocity and centripetal force in hammer throw
- faoltaem
- · Replies 2 ·
Solving Gloria's Ski Slope Speed
- NJCarter15
- · Replies 2 ·
Two Masses, a Pully, and an Inclinde Plane
- Robdog
- · Replies 2 ·
Solving Forces and Motion Problem: Find Net Force at t=2.35s
- Paul Nguyen
- · Replies 1 ·
How hard must you push a box to move it with a constant speed?
- daiea08
- · Replies 4 ·
Force, constant speed, friction, acceleration
- daiea08
- · Replies 1 ·
Calculating Time from Acceleration and Length - Karl's Schoolbook Question
- kalle437
- · Replies 11 ·
Force Equations and Final Speed
- odie5533
- · Replies 4 ·
Two blocks on a 30-degree incline with friction and tension
- Aerosion
- · Replies 2 ·
How is Power Dissipated in a Resistor Connected to a Charged Capacitor?
- indigojoker
- · Replies 7 ·
Finding the number of revolutions
- aligass2004
- · Replies 3 ·
Spinning the wheels: intro to angular momentum
- jaded18
- · Replies 2 ·
Show that there are three collisions and find all find velocities
- Destrio
- · Replies 8 ·
How long did this car accelerate
- ryansmith885
- · Replies 5 ·
Kinetic Energy of Rolling Motion
- Cici2006
- · Replies 4 ·
Conservation of Energy crate and ramp
- Dynex
- · Replies 2 ·
Solve a Simple Work Problem and Find Out Why You're Wrong
- Laban
- · Replies 3 ·
How much work does the earth do on the moon in one day?
- jazz07
- · Replies 1 ·
Blood pressure and needle insertion
- nfullernyg
- · Replies 1 ·
Projectile motion, 30 and 60 degrees on a level plain
- nooobie
- · Replies 2 ·
Electric potential energy of two point charges
- PhysicsGnome
- · Replies 1 ·
How do I show Prussian cavalry death data fit a Poisson distribution?
- OguzhanCatal
- · Replies 1 ·
Thin lens equation for diverging lenses.
- nblu
- · Replies 1 ·
Energy Conservation and Kinetic, Wind Energies
- Yoshistr
- · Replies 1 ·
Electric Potential problem escape veloctiy.
- PhysicsGnome
- · Replies 1 ·