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 Distance Between Two Rocks When Thrown at 30 Degrees
- flash21
- · Replies 5 ·
Find RPM at which Lower Cord Goes Slack in Figure 5.72
- Niles
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What is Angular Momentum and How Do I Calculate It?
- acerulz54
- · Replies 3 ·
Modeling of pendulum with external horizontal force
- changyongjun
- · Replies 4 ·
Solving Vector Question: Finding rAB Coordinates | TunerSpec.ca
- ThomasHW
- · Replies 11 ·
Decibel questions, how many people are cheering
- VTC-nerds
- · Replies 7 ·
When Does the Turtle Reach 10 cm from the Starting Point for the Third Time?
- physstudent1
- · Replies 3 ·
No Answer Found: Need Assistance with Problem
- frasifrasi
- · Replies 4 ·
Solve Oscillation Problem: Find C Value to Avoid Oscillations
- Petrulis
- · Replies 1 ·
I need problem sets and solutions for practice
- plutoisacomet
- · Replies 2 ·
Finding the surface flux of the sun
- Benzoate
- · Replies 8 ·
Very hot question(Answering will get you 5 dollars, just kidding.)
- NuclearEngineer
- · Replies 9 ·
Calculating Velocity and Acceleration of a Thrown Ball
- map7s
- · Replies 4 ·
Diameter of Football Players' Piston: Calculating
- pshla
- · Replies 1 ·
Applying Laws of Projectile Motion to 45 Degree Angle
- puni12
- · Replies 7 ·
Parallel R-L circuits, modeled motor
- Bradracer18
- · Replies 3 ·
Moment of Inertia Homework: Rolling Cylinder on Conveyor Belt
- skimmer
- · Replies 6 ·
Pressure of fluid on bottom of container
- faoltaem
- · Replies 3 ·
What Is the Depth and Pressure of Fluid in a Cylindrical Container?
- faoltaem
- · Replies 1 ·
What is the tension in an Atwood machine when one mass is infinitely large?
- jaded18
- · Replies 1 ·
A Problem Involving Kepler's Third Law
- ColdFusion85
- · Replies 4 ·
Solving Motion Problems: John and Pedro
- tdusffx
- · Replies 24 ·
Help with Hooke's Law Constant and Rubber Bands
- allyalt
- · Replies 3 ·
Calculating Temperature Increase of a Rubber Ball Dropped from a Building Roof
- rijo664
- · Replies 2 ·
Calculating Projectile Drop Distance for Supply Plane Delivery
- aligass2004
- · Replies 4 ·
Projectile Motion of rifle bullet
- aligass2004
- · Replies 9 ·
Calculating Angle for Accurate Shooting
- mathcrzy
- · Replies 5 ·
Can anyone help with displacement?
- mathcrzy
- · Replies 6 ·
From what height was the ball thrown?
- aligass2004
- · Replies 4 ·
How long does it take for the first hockey player to catch his opponent?
- willingtolearn
- · Replies 6 ·
How Do You Calculate Mass M1 in a Frictionless Pulley System?
- jeremy04
- · Replies 1 ·
What are the two possibilities for its x component problem?
- mathcrzy
- · Replies 5 ·
How Do You Calculate Relative Error in Mass Measurement?
- dewalken
- · Replies 3 ·
Understanding Vector Components of a Downward Facing Force
- ThomasHW
- · Replies 23 ·
How Do Wind and Plane Speeds Combine to Affect Ground Velocity?
- rossel
- · Replies 1 ·
What is the velocity after parachute opens?
- deuceszbigz
- · Replies 2 ·
Tension in Cable: Range of Q Values
- twofish
- · Replies 12 ·
Help Finding the Tension between 2 Masses
- ttk3
- · Replies 1 ·
Solving Bullet Speed and Time in Gun Barrel
- Vaalron
- · Replies 9 ·
Drag racer velocity and acceleration
- deuceszbigz
- · Replies 5 ·
What is the greatest height above the ground that the sandbag reaches?
- Heat
- · Replies 20 ·
Grade 11 Physics Question: Vertical Throwing and Falling Balls
- w3tw1lly
- · Replies 15 ·
Solving 1D Motion: How Fast Must a Police Car Go to Catch a Holdup Car?
- Ashford
- · Replies 2 ·
How Do Two Balls Thrown at Different Speeds and Heights Meet?
- kppowell
- · Replies 1 ·
Postion-time graph and velocity
- xCanx
- · Replies 2 ·
Ball thrown upward and another is dropped
- Pict
- · Replies 3 ·
What Misconceptions Exist About Net Force and Motion?
- Kalie
- · Replies 1 ·
Particle Position @t=0 to t=8 sec: I'm Wrong?
- Bluest731
- · Replies 1 ·
Kinematics in 2d and projectile velocity
- Mshah
- · Replies 1 ·
How Do Resultant Velocity Vectors Determine Sailboat Movement?
- ace214
- · Replies 1 ·
Once it hits the runway, how long till the Jet stops?
- therza7001
- · Replies 1 ·
Understanding Velocity Direction in Basic Physics Equations
- duki
- · Replies 6 ·
Average acceleration using vectors
- jperk980
- · Replies 3 ·
Don't know where to start-Uniform Circular Motion
- prelic
- · Replies 5 ·
How Do You Calculate the Release Point for an Air-Dropped Package?
- physicsgirlie26
- · Replies 11 ·
Resistance of each IDENTICAL resistor?
- itsagulati
- · Replies 3 ·
How High Does a Projectile Go When Fired from a Cannon?
- amlovatos
- · Replies 1 ·
Temperature at which ground state and first excited state have equal populations
- Benzoate
- · Replies 3 ·
Did i do this problem correctly
- rijo664
- · Replies 7 ·
Work Done By a Gravitational Force
- xdarkelf714x
- · Replies 2 ·
Find the height from which the ball was thrown
- innightmare
- · Replies 2 ·
Finding the Apex of a Thrown Ball: Does Mass Matter?
- jasonalan
- · Replies 3 ·
Solving the Mystery of a Simple Electronic Circuit's 2V Drop
- momomo_mo
- · Replies 1 ·
How do you calculate 1/Frequency?
- Jath
- · Replies 12 ·
Equilibrium of Frictioned Blocks on Wall: A Puzzling Problem
- neelakash
- · Replies 15 ·
Solving the Tension in Connected Objects with Masses m1 and m2
- staz87
- · Replies 16 ·
How Does Frequency Affect Electron Ejection in the Photoelectric Effect?
- Marghk
- · Replies 1 ·
Walking on Ice: Small Steps for Safety
- neelakash
- · Replies 4 ·
Understanding Double Refraction & Its Impact on Refractive Indices
- chaoseverlasting
- · Replies 1 ·
Solve Vector Physics Problem: Displacement, Velocity, & Acceleration
- btchrist24
- · Replies 1 ·
Static Equilibrium Ball Problem
- quintillaz
- · Replies 5 ·
Kinematics Problem Final speed of the sprinter.
- vertabatt
- · Replies 5 ·
What is the mass of the ball held steady by a horizontal force?
- BuBbLeS01
- · Replies 3 ·
Projectile motion of a tennis ball
- Idealism_Theory
- · Replies 8 ·
Understanding Conservative Forces in Physics
- livelife92
- · Replies 5 ·
Calculating the Force on a Helicopter in Flight
- BuBbLeS01
- · Replies 19 ·
Calculating Velocity of Mug Dropped from Counter
- innightmare
- · Replies 8 ·
Solving Hook's Law Problems with Gravity
- phillyj
- · Replies 5 ·
Calculating Forces on an Inclined Plane
- BuBbLeS01
- · Replies 12 ·
Electric Field of an Insulating Cylindrical Shell
- Winzer
- · Replies 20 ·
What does the area under a distance vs time graph represent?
- BlackWyvern
- · Replies 6 ·
Is Motion Always Positive or Negative in Physics Problems?
- willingtolearn
- · Replies 5 ·
Solving for d1 & d2 with given equations
- B-80
- · Replies 6 ·
How to Calculate the Angle Between a Vector and the Z-Axis?
- B-80
- · Replies 4 ·
Manufacturer of a 12V car headlight
- al8719
- · Replies 2 ·
Inclined Plane and sliding block
- BuBbLeS01
- · Replies 10 ·
For the following three vectors, what is 3C·(2A x B )?
- noeinstein
- · Replies 5 ·
How Long Does It Take for a Released Mailbag to Hit the Ground?
- Vii
- · Replies 6 ·
Vector Addition and Magnitude: Finding the Magnitude of a Vector Resultant
- B-80
- · Replies 12 ·
What is the Force Exerted on a Parachutist During Free Fall Deceleration?
- Jacobpm64
- · Replies 5 ·
How Many Electrons Transfer to Equalize Charge Between a Plate and a Rod?
- gatorgrl1118
- · Replies 3 ·
Calculating Average Force on a Dummy in Crash Test | Physics Homework Help
- sheri1987
- · Replies 1 ·
Motion & Forces: Find Block Speed After 3.9s
- BuBbLeS01
- · Replies 31 ·
Calculating Forces in Light Beam Interactions
- bob1182006
- · Replies 9 ·
Is this Wavelength answer correct?
- onrytxn
- · Replies 2 ·
Final Temp of Clay Homework: Find Change in Temp & Final Temp
- xpatelsxownage
- · Replies 15 ·
C=f(Lamda) n=c/v n1sine(theta1) = n2since(theta2)
- J-Wang
- · Replies 2 ·
What is the particle's position at that time?
- lisaDOLL
- · Replies 4 ·
How Do Runners, Rockets, and Jumpers Illustrate Principles of Motion?
- willingtolearn
- · Replies 16 ·
Calculating Velocity and Acceleration of a Truck in Motion
- Rylynn97
- · Replies 5 ·