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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Atwood machine acceleration problem
- prabhat rao
- · Replies 9 ·
How to Calculate Net Force on Elevator Moving Downward with Upward Acceleration?
- bling-bling
- · Replies 4 ·
Help Me Understand: Magnetic Flux Problem Solution
- pyroknife
- · Replies 3 ·
Mechanical Vibrations Differential Equation
- Goatsenator
- · Replies 2 ·
Need help understanding algebra involved with nodal and antinodal lines
- jono240
- · Replies 1 ·
Find Time for TBI Injury Risk: Hardwood vs Carpeted Floors
- Snaveekim
- · Replies 3 ·
Conceptual Help acceleration of eggs sliding on truck using kinetic friction
- anniecvc
- · Replies 4 ·
Why Does a Capacitor Discharge?
- nik2011
- · Replies 1 ·
Work Done on a Suitcase by Various Forces
- Crusaderking1
- · Replies 2 ·
What is the Angle of Swing for a Block in a Van on an Unbanked Curve?
- physics_
- · Replies 6 ·
2d static body; three unknown forces
- togo
- · Replies 3 ·
What is the solution to the Moving Blocks Problem?
- zzinfinity
- · Replies 6 ·
Calculating Centripetal Force in The Roundup Amusement Ride
- SherBear
- · Replies 13 ·
Can You Charge Something Negatively Through Induction?
- Darth Frodo
- · Replies 3 ·
Spring Mass System | Calculate Mass m
- 626
- · Replies 16 ·
RC Time Constant Question (Easy)
- beanus
- · Replies 3 ·
A banked roadway with static friction
- shawli
- · Replies 5 ·
Better intuition of what it is I am finding.
- Sefrez
- · Replies 1 ·
Solving a Magnetic Field Homework Problem: Finding Mistakes
- roam
- · Replies 9 ·
Find the angle of acceleration in circular motion
- trivk96
- · Replies 3 ·
Cutting a hollow sphere into 2 piece but not in half
- athrun200
- · Replies 7 ·
Displacement of wood block originally attached to spring
- usamo42j
- · Replies 1 ·
FORMULA CALCULATION PROBLEM about FORCE
- gianne671
- · Replies 3 ·
TENSION PROBLEM on traction system
- gianne671
- · Replies 4 ·
How to Calculate Distance Using the Doppler Effect
- leinad0213
- · Replies 1 ·
How Is the Impulsive Force Calculated During a Mobile Phone's Impact?
- depre87
- · Replies 2 ·
Calculate Min Force to Get Block Moving: FORCE PROBLEM
- gianne671
- · Replies 21 ·
What should be the free body diagram?
- AlchemistK
- · Replies 3 ·
Force on pedals; cyclist up incline
- usamo42j
- · Replies 1 ·
Kinemetics Question - theoretical subsitution
- Pardicer
- · Replies 1 ·
Asteroid falling to earth, what will be minimum speed and KE on planet?
- overdrive7
- · Replies 5 ·
What Is the Impact of Friction on Acceleration in a Dual-Mass Pulley System?
- Strawer
- · Replies 3 ·
Two-electrode spherical system (Potential)
- jegues
- · Replies 5 ·
Question a/b pressure variation equation
- starburst
- · Replies 2 ·
What Is the Ball's Velocity Before and After Collision?
- bman123
- · Replies 2 ·
Wondering why my method of finding charge doesn't work?
- pradeepk
- · Replies 2 ·
How Do You Calculate Deceleration and Time to Stop for a Car?
- powerof
- · Replies 6 ·
Conservation of Momentum 2D - 2 marbles collide - find final velocities
- durandal995
- · Replies 11 ·
Finding the Normal Force of a block on an incline experiencing centripetal force
- trivk96
- · Replies 1 ·
No slip wheel, distance covered, find revolutions
- jehan4141
- · Replies 2 ·
How Do You Calculate Accurate Muzzle Velocity in an Air Cannon Project?
- bulldogbaseba
- · Replies 5 ·
Find minimum energy to escape an orbit
- trivk96
- · Replies 2 ·
What Range of Speeds Can an Object Have Before a String Breaks?
- shawli
- · Replies 3 ·
How Does Friction Affect the Energy of a Rolling Ball on Inclined Planes?
- PhysicStuden7
- · Replies 5 ·
Rainfall driven micro hydro system
- cutegaljessy
- · Replies 1 ·
How Do You Calculate Wire Tension in the Hanging Bowling Balls Problem?
- kirby27
- · Replies 10 ·
Static Equilibrium-Balancing Forces and Torque
- phizics09
- · Replies 1 ·
What is this constant in the gravitational acceleration formula?
- Kyle91
- · Replies 6 ·
Solving PV/nRT for T: Temp Needed to Reduce Gas Volume to 2.50L
- fromthepast
- · Replies 2 ·
Solve Transmission Losses: 50kW @ 230V, PF 0.6 Lagging
- SGL18
- · Replies 10 ·
Thermo: Newtons law of cooling for radiation
- armolinasf
- · Replies 2 ·
Finding specific heat of an object graphically
- armolinasf
- · Replies 3 ·
Trajectory and conservation of linear momentum
- bakin
- · Replies 11 ·
What Is the Maximum Force on the Man from the Woman?
- McAfee
- · Replies 2 ·
Calculating Current Through a Battery in a Series Circuit
- roam
- · Replies 8 ·
Prove the operator d/dx is hermitian
- baldywaldy
- · Replies 3 ·
Why do my energy calculations not equal each other in this Work-Energy lab?
- anonymous12
- · Replies 2 ·
Calculating Energy Stored in a Capacitor with Varying Gap
- sabak22
- · Replies 11 ·
How Does Kinetic Energy Relate to Forces in Shot Put?
- jjbrinkman3
- · Replies 6 ·
Kinematics 2 dimensions problem, golf ball being hit
- jehan4141
- · Replies 7 ·
Optimizing Arm Design for Maximum Strength: Insights from Nature's Creations
- Fisics
- · Replies 1 ·
Conservation of Momentum question
- JANF0R
- · Replies 2 ·
What am I doing wrong in this problem dealing with Angular Speed
- ixerr
- · Replies 22 ·
Calculating Energy Loss with Ballistic Pendulum
- paxian
- · Replies 1 ·
Finding the coefficient of kinetic friction of 3 blocks
- chevymechanic
- · Replies 3 ·
How Do You Calculate Displacement, Average Speed, and Velocity in 2D Kinematics?
- uwonki
- · Replies 1 ·
Banked Curve perfectly banked
- starji
- · Replies 4 ·
Sound Intensity and Sound Level
- leinad0213
- · Replies 1 ·
Theory for acceleration of a cart: lab experiment
- Ascrapper
- · Replies 1 ·
Calculating Angular Acceleration of Horizontal Rod
- DrunkApple
- · Replies 2 ·
Simple Incline Problem: Acceleration of a Block on a Wedge - Solution Attempt
- AlchemistK
- · Replies 1 ·
Non-uniform circular motion, [stunt Car inside a ring]
- Krishan93
- · Replies 5 ·
Block Moving Down A Moving Wedge
- GnG.Vike13
- · Replies 12 ·
How Is Normal Force Calculated on an Inclined Plane?
- sakebu
- · Replies 1 ·
Calculating Coefficients of Friction for a Sliding Book
- universitybou
- · Replies 1 ·
How to Solve for J and m in the Impulse-Momentum Theorem?
- lanky011
- · Replies 1 ·
Measuring the Resistance of a Wire
- Peter G.
- · Replies 2 ·
Particle Shot Tangentially to Surface
- trevor51590
- · Replies 2 ·
Exam: Measuring the Coefficient of Friction
- Faka
- · Replies 1 ·
What is the relationship between area on a velocity / time graph?
- PotentialE
- · Replies 2 ·
A monatomic gas in a 2d Universe - multiplicity
- TFM
- · Replies 2 ·
Relationship between temperature and resistance
- Sir Pwn4lot
- · Replies 4 ·
How and why does a prism split white light into the colour spectrum
- Cade
- · Replies 7 ·
What is the Minimum Distance Between a BMW and a Camper to Avoid Collision?
- jojo711
- · Replies 2 ·
Vectors - Components / A question about the angle?
- Physics697
- · Replies 2 ·
Finding velocity given radius and coefficient of friction
- Mooshk
- · Replies 3 ·
How Much Charge is Needed for an Ink Drop to Deflect in an Inkjet Printer?
- gp0015
- · Replies 1 ·
Calculating Power from Torque and Rotor Speed
- littlesohi
- · Replies 5 ·
How Many Wavelengths Between a Node and an Antinode in a Standing Wave?
- mtreichl
- · Replies 1 ·
3 particles A,B,C of masses m,2m,3m lie at rest in that order on
- jiboom
- · Replies 1 ·
Finding displacement amplitude given frequency and pressure
- leinad0213
- · Replies 1 ·
What is the Speed and Time for a Stone Thrown Downward?
- jojo711
- · Replies 7 ·
Finding the Net Torque of a Circular Object
- DrunkApple
- · Replies 3 ·
How far along the incline is the highest point from the release point?
- helpmeimdumb
- · Replies 1 ·
Why is this a two-force member?
- eurekameh
- · Replies 9 ·
What I consider to be a very hard spring-potential energy problem
- Patdon10
- · Replies 5 ·
Semantics regarding Work problems
- PigletChops
- · Replies 5 ·
Elementary Physics - Energy Related Problem
- Valedictorian
- · Replies 2 ·
Calculate Electric Field at Point P: L, λ, & Q Given
- Latios1314
- · Replies 6 ·
What is the Relationship Between Mass of Earth and Velocity of Orbit?
- Kyle91
- · Replies 22 ·