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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How Do You Calculate Deceleration from Two Segments of Motion?
- Plantatree123
- · Replies 4 ·
Maximum mass of hanging block for cylinder to roll without slipping
- Carbon123
- · Replies 10 ·
Scattering of two charged particles
- Dazed&Confused
- · Replies 3 ·
Fluid dynamics continuity equation
- Nanu Nana
- · Replies 2 ·
Calculating Acceleration of a Braking Train
- Nanu Nana
- · Replies 4 ·
Non inertial frame of reference(rotating)
- TimeRip496
- · Replies 4 ·
Relative velocity of a ball on a train
- MickeyBlue
- · Replies 2 ·
Maximum and minimum transverse speeds at an antinode
- Taniaz
- · Replies 6 ·
Why does a pendulum clock measure the same fall time on the Moon as Earth?
- Vibhor
- · Replies 16 ·
Minimum distance between bomb and shell
- Akhilesh Prasad
- · Replies 5 ·
Density of star from hydrostatic equilibrium and pressure
- Dazed&Confused
- · Replies 9 ·
Average force of skater pushing off wall for 0.983 seconds
- Erenjaeger
- · Replies 9 ·
Why do 2 cm and 4 cm radius coils have equal magnetic field?
- RoboNerd
- · Replies 11 ·
Wheatstone bridge with capacitances
- Conductivity
- · Replies 8 ·
Finding amplitude and wave speed in a sinusoidal wave.
- Taniaz
- · Replies 4 ·
What Determines the Speed of Sound in an Organ Pipe?
- Taniaz
- · Replies 31 ·
Can Conservation of Energy Explain Pulley and Inclined Plane Mechanics?
- showzen
- · Replies 5 ·
Free Body Diagram and directions
- Bauxiet
- · Replies 4 ·
Frictionless problem including momentum
- Erenjaeger
- · Replies 5 ·
Thickness of components for equal strength
- Noel Clause
- · Replies 1 ·
Wave Equation for a Progressive Wave
- Taniaz
- · Replies 16 ·
Velocity of Comet at a given distance
- Hamish Taylor
- · Replies 2 ·
Volumentric or surface charge density
- Fernandopozasaura
- · Replies 8 ·
How many water molecules surround each nitrogen ion in ball lightning?
- Karol
- · Replies 21 ·
Velocity of a Helium-atom in a double slit experiment
- laguna
- · Replies 5 ·
Standing wave in a column of methane, find gamma of methane
- Taniaz
- · Replies 8 ·
Age of radioactive sample from sample
- Incand
- · Replies 6 ·
Calculating Net Torque for an Inclined Wheel: A Problem in Applied Physics
- Erenjaeger
- · Replies 4 ·
Why is image distance negative in two-lens system?
- AdkinsJr
- · Replies 1 ·
How Do You Find the Total Energy in Simple Harmonic Motion?
- Erenjaeger
- · Replies 22 ·
How Do You Calculate Initial Velocity in a Vertical Ball Throw?
- Erenjaeger
- · Replies 6 ·
Electric field and potential at the center of a square of four point charges
- Clara Chung
- · Replies 5 ·
Age difference problem due to space travel
- Erenjaeger
- · Replies 2 ·
Calculating moment of inertia and torsion constant
- Erenjaeger
- · Replies 4 ·
Piston Pressure and Unit Conversion
- Nim R
- · Replies 2 ·
How do different path differences affect interference in sound waves?
- Taniaz
- · Replies 7 ·
Calculating molar heat capacity from electron contribution
- kent davidge
- · Replies 1 ·
Acceleration and Tension in a Pulley System
- Mongster
- · Replies 9 ·
Power Resistor Immersed In Water
- elements
- · Replies 4 ·
Entropy Change in a Reversible Process multiple phase change
- elements
- · Replies 1 ·
Tension of rod connecting two cylinders
- zemaitistrys
- · Replies 32 ·
What is the Temperature of the Low Temperature Reservoir in a Carnot Engine?
- JoeSmith1013
- · Replies 5 ·
Angular velocity of an atom in a magnetic field
- Dazed&Confused
- · Replies 3 ·
Show Energy Equality of Simple Pendulum with Equipartition
- Glenda
- · Replies 1 ·
Mass spectrometer radius with velocity selector
- Ryan Gibbons
- · Replies 3 ·
Statics: Statically Indeterminate Unstable Plane Truss
- Soumalya
- · Replies 4 ·
Finding velocity resolution in a coherent radar system
- Firben
- · Replies 1 ·
Why does Lenz's law give current flowing left at resistor R?
- · Replies 3 ·
Power Dissipated By Resistor is LRC Circuit
- mj23
- · Replies 3 ·
Use of floor and ceiling functions in physics problems
- Agustin
- · Replies 16 ·
Rotational Motion of a pendulum
- xxphysics
- · Replies 6 ·
P wave and S wave Seismic velocity
- Caeser
- · Replies 2 ·
Two Rotating Disks Contacting Along Edge
- BrianK
- · Replies 2 ·
Problems from pneumatic pipe diameter being too large or too small
- braceman
- · Replies 1 ·
Find time at which position vector points towards origin
- Taniaz
- · Replies 34 ·
How Long Does It Take a Sled to Reach 24 m/s on an Incline?
- Nanu Nana
- · Replies 6 ·
Golf ball projectile motion with elevated green
- John A
- · Replies 6 ·
Partial Derivatives and the Linear Wave Equation
- Taulant Sholla
- · Replies 4 ·
Vector Confusion In Applying Coulomb's Law
- PurelyPhysical
- · Replies 5 ·
What is the difference between first and second moments in mechanics?
- chetzread
- · Replies 12 ·
Does the angle of reflection always equal the angle of incidence?
- Coco Hwang
- · Replies 11 ·
Calculating Final Angular Speed of a Rotating Disk with a Horizontal Axis
- ooohffff
- · Replies 8 ·
Constant annular area between bicycle wheel tracks and an integral
- Hamal_Arietis
- · Replies 18 ·
Efficiency of Ramp: Solving Box Push Up Problem
- Zack K
- · Replies 3 ·
Young's Modulus Formula / Steel Cable
- Miguel Velasquez
- · Replies 5 ·
What Is the Work Done on a Body Taken from Earth's Surface to Infinity?
- Taniaz
- · Replies 42 ·
Kepler's third law implies force proportional to mass
- Dazed&Confused
- · Replies 10 ·
Coefficients of kinetic and static friction in a pulley
- marsupial
- · Replies 28 ·
Finding the Electric Field of a Parallel Plate Capacitor
- arileah
- · Replies 3 ·
Maxwell's equation has well defined divergence?
- flux!
- · Replies 1 ·
Question regarding concentration units
- Lassy
- · Replies 7 ·
Finding the Electric Field at the Midpoint of two rings
- arileah
- · Replies 2 ·
Thermodynamics -- Relation between ##dT## and ##dV##
- Vibhor
- · Replies 14 ·
Angular Position, Speed, and Acceleration of a Swinging Door at t=0s and t=3.10s
- Erenjaeger
- · Replies 15 ·
Writing a procedure for testing solenoid radius and magnetic field
- John A
- · Replies 7 ·
Calculating Time for Constant Acceleration: Motorcycle Velocity Change
- Erenjaeger
- · Replies 4 ·
Finding direction of force vector
- Erenjaeger
- · Replies 3 ·
Calculating time of object given its speed
- Erenjaeger
- · Replies 3 ·
Can Bernoulli's equation apply to this fluid mechanics problem?
- Vibhor
- · Replies 18 ·
Which way does the magnetic force point inside a solenoid?
- Daniaal
- · Replies 14 ·
Collisions between 3 particles (perfectly elastic)
- Taniaz
- · Replies 15 ·
Angular velocity of circular orbit, small oscillations
- Dazed&Confused
- · Replies 12 ·
Calculating Electric Flux Through a Rectangle with Given Electric Field
- arileah
- · Replies 2 ·
Calculating Acceleration and Direction of Objects on a Ramp
- goonking
- · Replies 4 ·
Image height of 4 cm flower in convex mirror with 25 cm focal length
- Brittany King
- · Replies 3 ·
What is the Maximum Weight of Mass C on a Tipping Barrel?
- goonking
- · Replies 10 ·
How Do Forces Affect Particle Motion in Different Vertical Circle Scenarios?
- Taniaz
- · Replies 25 ·
New orbit of satellite deflected by Jupiter
- Dazed&Confused
- · Replies 2 ·
Dry vs. Humid Air: Refractive Index Differences
- Firben
- · Replies 2 ·
Deriving to find speed (angular motion)
- Erenjaeger
- · Replies 3 ·
Collision and time to stop a block
- Happiness
- · Replies 7 ·
Problem finding time, position, and velocity
- Snowhite525
- · Replies 3 ·
Solving for the Centre of Mass in an Astronaut Space Walk
- JenL
- · Replies 6 ·
What Are the Internal and External Forces Acting on a Steel Rod?
- chetzread
- · Replies 21 ·
What is the Coefficient of Restitution Between A and B?
- Hamal_Arietis
- · Replies 1 ·
Moment of uniformly distributed load
- chetzread
- · Replies 6 ·
Gravitational Formulas for Solving Energy-Based Questions
- Clara Chung
- · Replies 7 ·
How to analyze friction forces on stacked bodies with relative motion
- TheCapacitor
- · Replies 9 ·
Sound frequency from distance b/w first minimum and maximum
- kennyadams1317
- · Replies 1 ·
Verification of my solution to a problem of Magnetism
- Swapnil Das
- · Replies 2 ·