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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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 ·
How Far Does the Car Travel to Overtake the Truck?
- The1
- · Replies 4 ·
Fire hose water landing 2.0 m away: why two angles?
- jpodo
- · Replies 8 ·
Scalar product to find angle between two vectors
- noeinstein
- · Replies 7 ·
Find the magnitude of the attractive force
- RollingR
- · Replies 11 ·
Questions About Normal Force and Golf Putting
- BuBbLeS01
- · Replies 1 ·
Error Propogation - E of Gravity due to r
- skateza
- · Replies 3 ·
How Do You Subtract Vectors and Determine Their Direction?
- klm
- · Replies 5 ·
Solving a Vector Problem in the xy Plane
- jpodo
- · Replies 1 ·
What acceleration did she experience during the collision?
- kayleech
- · Replies 7 ·
Acceleration and distance :S ?
- simply_me_xo
- · Replies 5 ·
What Happens to Capacitance and Charge in Isolated Parallel Plates?
- gal_racer
- · Replies 1 ·
Finding angle for vector E in quadrant 4
- klm
- · Replies 3 ·
Are These Force-Related Statements True or False?
- ttk3
- · Replies 1 ·
Mercury barometer with trapped gas at different angles
- OhMyGod
- · Replies 6 ·
Average velocity components of squirrel from (1.2, 3.9) to (5.5, -0.60)
- Heat
- · Replies 8 ·
Motion in 2d w/ constant acceleration
- luna02525
- · Replies 2 ·
What is the Bug's Velocity Relative to the Road?
- wiskeywiz
- · Replies 3 ·
How can I find the distance a car travels when the brakes are applied?
- BuBbLeS01
- · Replies 25 ·
A rocket moves upward, starting from rest with an acceleration of
- lettertwelve
- · Replies 1 ·
How Does the Speed of a Shadow Change with Time and Distance?
- fubag
- · Replies 13 ·
What Is the Electric Field at the Center of a Non-Uniformly Charged Ring?
- Luke1294
- · Replies 20 ·
Centripetal Acceleration of Earth
- shell4987
- · Replies 7 ·
How Does Speed Influence Movement in Different Scenarios?
- cgvout
- · Replies 1 ·
What Velocity Clears a Shelf in Projectile Motion?
- luna02525
- · Replies 3 ·
I need answer regarding his experiment a single pendulum
- liteon
- · Replies 1 ·
Finding AxB when B is a scalar multiple of A
- noeinstein
- · Replies 5 ·
Vertical velocity component for horizontally fired projectile
- shell4987
- · Replies 1 ·
Tension and weight of a ball in an elevator with different motions
- BuBbLeS01
- · Replies 11 ·
Normal force on scale in elevator at constant speed and with acceleration
- BuBbLeS01
- · Replies 23 ·
Finding the Width of a River Using Vector Properties
- innightmare
- · Replies 4 ·
TGV Train Circular Motion Calculations
- shell4987
- · Replies 1 ·
Why are integration limits 0 to R for a ring's moment of inertia, not -R to R?
- metalInferno
- · Replies 25 ·
Relationship between deceleration and friction
- RedDevyl
- · Replies 8 ·
Advantages and disadvantages of photocells
- jazmine1
- · Replies 2 ·
Calculating Circular Motion: Distance, Speed, Acceleration, and Period [SOLVED]
- shell4987
- · Replies 3 ·
Finding launch speed from projectile motion measurements
- frasifrasi
- · Replies 7 ·
M1 Vector Question: John & Norma's Ice Skating Adventure
- CathyLou
- · Replies 7 ·
Find tension in string pulling a 2.21 kg mass upward at 3.50 m/s²
- BuBbLeS01
- · Replies 20 ·
Current and voltage in a grounded transmission line
- ashish.dltg
- · Replies 1 ·
Sniper question not working out
- Nx2
- · Replies 5 ·
What is the work done by the two tugs pulling a tanker?
- mjcowley
- · Replies 4 ·
Average speed for round trip with different speeds
- ella_101
- · Replies 1 ·
Net force on ball from ground to top
- mocking
- · Replies 4 ·
Finding the diagonal strain angle in a rectangular element
- Bradracer18
- · Replies 2 ·
Calculation for Asteroid Orbital Period
- Saladsamurai
- · Replies 5 ·
How to Numerically Solve for a Fourth Force to Achieve a Specific Resultant?
- twofish
- · Replies 4 ·
What is the Potential difference?
- mrlucky0
- · Replies 1 ·
Relativistic Particle Decay in Center of Momentum Frame
- strangequark
- · Replies 2 ·
I did it but a little more understanding needed
- neelakash
- · Replies 2 ·
How Far Can a Bug Crawl on a Spinning CD Before Slipping?
- Warpedintellect
- · Replies 1 ·
How Do You Calculate the Mass of Mars Using Phobos' Orbit?
- Saladsamurai
- · Replies 9 ·
Graphing the Motion of a Truck at a Traffic Light
- Heat
- · Replies 25 ·
Thrown Upwards with one variable
- sylenteck0
- · Replies 4 ·
Equilibrium Temperature of water in cup
- Rayvin
- · Replies 3 ·
Can You Calculate Volume with Only the Radius and Not the Height?
- compaqnigg
- · Replies 1 ·
A really good problem(Not for everyone)
- FedEx
- · Replies 1 ·
What are the rules for expressing angles and finding vector components?
- luxor106
- · Replies 2 ·
What is the acceleration of a block pulled by a force on a frictionless surface?
- BuBbLeS01
- · Replies 11 ·
X(3600s/1hr)^2=(1.38013017E+10in/hr^2)Conversion of 9.8m/s^2 to in/hr^2
- wiskeywiz
- · Replies 6 ·
Calculating Spring Height: Block Released from Compressed Spring
- myelevatorbeat
- · Replies 10 ·
Distance from one focus to the other
- Saladsamurai
- · Replies 3 ·
Understanding when to use sine and cosine to find x and y components
- BuBbLeS01
- · Replies 7 ·
How Fast is 40 km/h in Feet per Second?
- wiskeywiz
- · Replies 8 ·
Projectile Launch Angle Calculation with Given Launch Speed and Maximum Height
- shell4987
- · Replies 2 ·
Coefficient of Kinetic Friction for crate
- Tylersaurus
- · Replies 4 ·
Solving Man's Velocity and Angle Relative to Water
- Redstar2
- · Replies 1 ·
Initial and final state of hydrogen atom
- physgirl
- · Replies 7 ·
How is the Maximum Speed of a Point on a Progressive Wave Calculated?
- nirvana1990
- · Replies 4 ·
Shot putter velocity components when the shot hits the ground
- Heat
- · Replies 14 ·
Calculating Takeoff Time and Distance for a Plane on a Runway
- cool_dude
- · Replies 4 ·
Speed of satellite in circular orbit
- thatgirlyouknow
- · Replies 4 ·
Train rounding curve: tangential and radial acceleration at 59 km/h
- niyati
- · Replies 2 ·
How Is Work Calculated for a Charge Moving in a Radial Electric Field?
- Winzer
- · Replies 5 ·
How do angular and linear velocity change when rotation radius decreases?
- vivinisaac
- · Replies 1 ·
Centripetal Acceleration and velocity
- niyati
- · Replies 6 ·
How Does Gauss' Theorem Explain Tension in a Wire Connecting Charged Spheres?
- mitleid
- · Replies 6 ·
Question on Motion of a car round a banked track
- Freyth
- · Replies 5 ·
CD spinning - Centripetal Acceleration
- thatgirlyouknow
- · Replies 6 ·
QB Throws Football: Speed, Angle, & Distance Needed to Catch
- ahsanmhamid
- · Replies 4 ·
Double slit problem, finding λ of second laser given data about first laser
- aliaze1
- · Replies 2 ·
How Do You Calculate Path-Length Differences in Two-Source Interference?
- aliaze1
- · Replies 1 ·
How to prove the G-Max Reverse Bungee reaches 5G acceleration
- wintergirl
- · Replies 2 ·
Sandbag dropped from rising balloon: position at 1.25s
- Heat
- · Replies 20 ·
Conservation of momentum of a rifle
- Edwardo_Elric
- · Replies 5 ·
Newton`s 3rd Law Tension Solved Question
- Sabellic
- · Replies 7 ·
What is the Path Difference for a Diffraction Grating?
- nirvana1990
- · Replies 6 ·
Calculating the Net Force on a Model Airplane
- Edwardo_Elric
- · Replies 1 ·
What is the net charge on the hollow conducting sphere?
- mitleid
- · Replies 2 ·
Proton's Final Speed in Double-Charged Capacitor
- Xaspire88
- · Replies 16 ·
Throwing a ball from a building [a trajectory problem].
- niyati
- · Replies 3 ·
How long does a flea accelerate to reach takeoff speed of 1.1 m/s?
- Robdog
- · Replies 4 ·
Time for pulse to travel a length
- anglum
- · Replies 7 ·
Velocity and acceleration of two objects
- strigner
- · Replies 1 ·
Period of a dipole oscillating in an electric field
- indigojoker
- · Replies 34 ·