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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Dielectric Compacitors Confirmation
- Trenthan
- · Replies 1 ·
Power and Intensity for a Sound Wave
- Gear300
- · Replies 13 ·
Avoid Car Crash - Algebra Based
- Dig
- · Replies 4 ·
Kinetic Energy of 2kg Sinker Thrown from Bridge
- pat666
- · Replies 1 ·
How Can I Solve an ODE in Mathematica for Acceleration, Position, and Velocity?
- Winzer
- · Replies 1 ·
How Do You Calculate Snow Projection Components on a Slope?
- BeckyStar678
- · Replies 1 ·
Electric Feild Causing a Spark.
- GT bear
- · Replies 2 ·
Intereference of light (at least i think it is) and the human eyeball
- kehler
- · Replies 1 ·
Doppler shifted frequency - ultrasound
- bcjochim07
- · Replies 3 ·
Calculating Revolutions Per Minute of a Ball
- Kajayacht
- · Replies 3 ·
Capacitance of a cloud-ground parallel-plate capacitor
- seant
- · Replies 1 ·
How Far and in What Direction is the First Boat from You After Engine Failure?
- possum30540
- · Replies 1 ·
Finding tension in rope A and normal force from box B on incline
- DyslexicHobo
- · Replies 4 ·
Help with Giancoli kinematics homework
- MagicMan123
- · Replies 5 ·
A particle leaves the origin (motion in 2 dimensions)
- XxBollWeevilx
- · Replies 5 ·
Cofficient of kinetic friction
- tcf4141
- · Replies 1 ·
Two knights riding toward each other: when and where do they collide?
- Neil6790
- · Replies 2 ·
Circular Motion on a Track: Understanding Force and Direction
- devanlevin
- · Replies 1 ·
Angle for A + B = n times A - B Magnitude
- BeckyStar678
- · Replies 1 ·
Finding the magnitude of a point inside 2 oppositely-charged uniform lines
- digitaleyes
- · Replies 2 ·
General Physics Problem (Velocitys)
- denverhockeyfan
- · Replies 1 ·
A rope and a frictionless table
- davesface
- · Replies 1 ·
Need someone to double check a simple problem with sig figs
- ksinelli
- · Replies 5 ·
Adding 2 vectors. One is 20 degrees below x-axis
- dlouis
- · Replies 2 ·
Solving for Launch Speed and Height of a Toy Rocket
- homeworkboy
- · Replies 7 ·
Ball Drop Problem: Solving the Dual Impact Challenge
- ArbazAlam
- · Replies 1 ·
What happens to bulbs A and C when bulb B is removed from this circuit?
- strawberrysk8
- · Replies 1 ·
Ball Drop Problem: Find Initial Velocity
- ArbazAlam
- · Replies 1 ·
Snow parcel projectile components on 35° ski slope
- BeckyStar678
- · Replies 2 ·
Ball and stone thrown vertically upward at different times—where do they meet?
- kmikias
- · Replies 2 ·
Can She Make It Through the Intersection Before the Light Turns Red?
- stephidjadi
- · Replies 1 ·
Force equilibrium with two spring balances and a hanging weight
- keishuu
- · Replies 4 ·
Free Fall Problem: Solve for Water Speed Leaving Nozzle
- Quincy
- · Replies 3 ·
Vector problem think i have it but just wanted to check
- BeckyStar678
- · Replies 2 ·
Finding distance from a velocity vs. time graph with triangular regions
- ryandamartini
- · Replies 10 ·
How to Calculate Spring Constant from Force vs. Distance Data in Excel
- microdoodle
- · Replies 2 ·
How Much Should a Spring Be Compressed to Launch a Brick 3.6m High?
- Dschumanji
- · Replies 4 ·
Volume of a box with mixed unit dimensions
- getfirefox
- · Replies 5 ·
Orbital Frequency of Electron-Positron Pair: Calculating 1.0nm Separation
- soccerref14
- · Replies 1 ·
Electric Field and infinite line of charge
- soccerref14
- · Replies 1 ·
Bouyency and Water Discplacement of 2 Fluids
- vMaster0fPuppet
- · Replies 2 ·
Calculate the speed of the packet
- pyric
- · Replies 3 ·
Magnitudes and moments of forces on a runner leaning around a track turn
- sfs007
- · Replies 5 ·
Showing vector is perpendicular to the plane
- disturbed123
- · Replies 1 ·
What Are the Components of Vector C in the Equation A-B+3C=0?
- BeckyStar678
- · Replies 1 ·
Stunt man jumping between buildings with different heights
- mje537
- · Replies 9 ·
How Do You Calculate Displacement from Dallas to Chicago Using Vectors?
- BeckyStar678
- · Replies 1 ·
How much work is done by the thrusters on a shuttle changing distances of orbit
- nickhuf098
- · Replies 3 ·
Vector Equilibrium: Calculating Resultant Force in X and Y Components
- Celer
- · Replies 2 ·
I need to use the given equations to derive the equation for final velocity.
- rdubs
- · Replies 1 ·
Why am I having trouble solving for 005 in the Velocity Dilemma 004 & 005?
- Garen
- · Replies 1 ·
Solving a Bicycle Physics Problem: Finding Position, Velocity, and Acceleration
- jo3jo3520
- · Replies 4 ·
Absorption of energy from a photon?
- sanado
- · Replies 2 ·
Can't seem to get the correct acceleration
- azn4lyf89
- · Replies 1 ·
Conceptual questions:Newton's Laws(Grade 11)
- shrabastee
- · Replies 3 ·
What is the Law of Cosines for Calculating Vector Magnitudes?
- Andy111
- · Replies 8 ·
Calculating Energy: 5.8Kg Body from 2.3m/s to 1.5m/s
- pat666
- · Replies 2 ·
Sound direction from time difference between ears
- Gear300
- · Replies 1 ·
Ball and stone thrown upward - kinematics
- david12
- · Replies 1 ·
How Do You Calculate Displacement for Different Motion Paths?
- claire.
- · Replies 2 ·
Calculating Kinetic Energy and Force Required to Stop a Car
- pat666
- · Replies 5 ·
What Is the Difference Between Average and Instantaneous Velocity?
- phragg
- · Replies 1 ·
Free Fall Acceleration fractures Problem
- tater08
- · Replies 1 ·
Work done and energy expended by a car traveling up a 30° slope
- pat666
- · Replies 5 ·
How Long Will It Take for a Car to Catch Up to a Truck If Both Are Moving?
- wadesweatt
- · Replies 1 ·
Calculating Charge Lost from a 3.0-g Copper Penny
- gillyr2
- · Replies 3 ·
Finding deceleration from stopping distance and crash impact
- Fiorella
- · Replies 5 ·
Thermodynamics - ice->water->steam
- portofino
- · Replies 1 ·
Pelican Dive: Calculating Escape Height for Fish
- homeworkboy
- · Replies 3 ·
Are These Statements About Position Vs. Time Graph Correct?
- ~SPaRtaN~
- · Replies 8 ·
Calculate Sprinter's Speed in 100m Dash in 10s
- cedwar71
- · Replies 1 ·
How Many Electrons Constitute a Negative Charge of 160 NC?
- Kathi201
- · Replies 1 ·
What is the Volume Charge Density in the Region with Given Electric Field?
- Crazy Gnome
- · Replies 1 ·
How Does Charge Distribution Affect Electric Field Direction and Magnitude?
- StephenDoty
- · Replies 15 ·
How Can the Minimum Distance x for Load P on a Movable Bracket Be Determined?
- hp-p00nst3r
- · Replies 6 ·
Calculate Average Velocity for Suzy's Jog
- VenaCava
- · Replies 1 ·
How can you find displacement given initial position, velocity, and time?
- csingham
- · Replies 2 ·
Calculating Time Interval of Splash from Two Stones Dropped
- Pakbabydoll
- · Replies 5 ·
Electric Force magnitude and direction
- trueplaya
- · Replies 1 ·
How to Find the Maximum Height of a Thrown Football?
- stlblues
- · Replies 1 ·
Centripedetal Acceleration with a decelerating car.
- CaptainSFS
- · Replies 7 ·
Basketball hang time and the acceleration of gravity
- david12
- · Replies 1 ·
Find the net torque acting on the system
- kehler
- · Replies 5 ·
Why don't action-reaction forces between boxes cancel out?
- subwaybusker
- · Replies 5 ·
(Simple) Vector Problemdon't see what I'm doing wrong
- shadowmystic9
- · Replies 1 ·
Problem in equations of kinematics in two dimensions
- Batlin
- · Replies 7 ·
Is my textbook wrong (acceleration problem)
- nissan4l0
- · Replies 3 ·
How Do You Calculate Acceleration and Velocity in a Spinning Disk Problem?
- rgalvan2
- · Replies 1 ·
Solve River Rescue Problem: How Far from Dock Does Boat Reach Child?
- rgalvan2
- · Replies 6 ·
What is the electric field strength of a dipole rod on the x axis?
- the7piano
- · Replies 2 ·
How Do You Calculate Transverse Wave Speed from a Wave Function?
- newton10.3
- · Replies 3 ·
Projectile motion - have i done this correctly?
- Mglafas
- · Replies 2 ·
Angluar Velocity and Revolutions
- Jar9284
- · Replies 1 ·
Two balls meeting: one thrown up, one dropped from above
- azn4lyf89
- · Replies 1 ·
Analysis of Wall Crane: Force & Moment at Pins A & D
- Harmony
- · Replies 1 ·
Accelerating force due to ejection
- Jowin
- · Replies 2 ·
Constant Acceleration of car over distance
- Mglafas
- · Replies 1 ·
How Much Work Is Needed to Move Protons from Atomic to Nuclear Distances?
- bunkergirl198
- · Replies 1 ·
Rotational Energy: Humanity's 10^13W Impact on Day Length
- ingy489
- · Replies 1 ·
How Long Does It Take for a Turbine to Reach Operating Speed?
- ingy489
- · Replies 1 ·