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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What is the magnitude and direction of the applied force?
- Paymemoney
- · Replies 3 ·
Lorentz transformation using to find for vx of a missile
- ghostbuster25
- · Replies 1 ·
Average velocity from a position-time graph?
- xdeanna
- · Replies 3 ·
As level Non-Uniform Plank question.
- templarbaza
- · Replies 7 ·
What happens to wavelength in a ripple tank when frequency is doubled?
- labview1958
- · Replies 2 ·
Graph for Domino Drop Experiment
- 1NS4N3 4ZN
- · Replies 1 ·
How Do You Calculate the Initial Height of a Ski Jump?
- juggalomike
- · Replies 3 ·
Angle of Refraction: Find Low Power Laser Incident Angle
- 05holtel
- · Replies 1 ·
Circular Motion and Newton's Seconds Law (Calculus)
- Johnny0290
- · Replies 2 ·
Car deceleration with object attached to roof
- The Beez
- · Replies 1 ·
What is the total force acting on the wire when it enters a magnetic field?
- nhartung
- · Replies 5 ·
Torque and Angular Acceleration
- r_swayze
- · Replies 1 ·
Retina Image Size: 43 ft Tree vs. 12 in Flower - Eye Distance Comparison
- matt72lsu
- · Replies 1 ·
How to Find the Velocity of a Gliding Object After Time t?
- suchara
- · Replies 2 ·
Calculating Chromatic Aberration in Dense Flint Lenses: A Homework Solution
- 05holtel
- · Replies 1 ·
Power of Brakes in 1452 kg Car: 4501.2 W
- HazelDryad
- · Replies 1 ·
Multivariable Calc Absolute Extrema Problem
- joemabloe
- · Replies 2 ·
What is the Correct Formula for Static Friction on an Inclined Box?
- physgirl
- · Replies 3 ·
Circular Motion Problem w/ Conservation of Energy
- mxwtt
- · Replies 1 ·
Calculate the power of the crane
- Brittykitty
- · Replies 2 ·
How Do You Calculate the Moment of Inertia for a Square?
- khangaroo
- · Replies 1 ·
Period of Star When Diameter Shrinks
- lew44
- · Replies 7 ·
How Much Power Does Each Resistor Dissipate?
- cwesto
- · Replies 10 ·
Moment of Inertia of a uniform rectangular coil
- dpeagler
- · Replies 1 ·
Solving a Simple Beam Moment Calculation
- iviv
- · Replies 3 ·
Solving for Pendulum Length: Mass of Bob Given
- roam
- · Replies 2 ·
How Does Pipe Closure Affect Organ Pitch and Length?
- megannnx3
- · Replies 1 ·
Solving for Index of Refraction: 110 Degrees Angle
- matt72lsu
- · Replies 5 ·
What is the image height formed by the new diverging lens?
- matt72lsu
- · Replies 3 ·
How to find average angular velocity?
- kee23
- · Replies 3 ·
Work out where an object should be placed with regards to a magnifying glass
- ghostbuster25
- · Replies 1 ·
Why Is Torque at Maximum Power Less Than Maximum Torque?
- phigit
- · Replies 8 ·
Why does the radius of curvature equal 1/k?
- Grand
- · Replies 5 ·
How to find the minium coefficient of static friction?
- ARJewell
- · Replies 1 ·
Rotation due to a magnetic field
- dpeagler
- · Replies 2 ·
How to Calculate Radioactivity Activity
- Magma828
- · Replies 2 ·
Questioning My Understanding of Entropy: A Turbine Example
- danago
- · Replies 3 ·
How Do You Calculate Forces in Truss Members IK, JL, and JM?
- ttiger2k7
- · Replies 3 ·
Two particles colliding in opposite directions with coefficient of restitution e
- Gregg
- · Replies 9 ·
Final temperature of ideal gas with volume change at constant pressure
- slynn2008
- · Replies 1 ·
Rate of air pressure drop in a reservoir with a hole to a vacuum
- superiority
- · Replies 4 ·
Calculating the Height of a Friend's Image from 4.2m Away
- matt72lsu
- · Replies 2 ·
What is the formula for determining image distance in a convex mirror?
- Knfoster
- · Replies 2 ·
Find the magnitude of the acceleration of the two masses.
- mparsons06
- · Replies 6 ·
Voltage divider; missing capacitor
- mathman44
- · Replies 4 ·
What Is the Correct Kinetic Energy of Rotating Tires?
- lew44
- · Replies 1 ·
Magnetic Force in a current carrying coil
- nhartung
- · Replies 1 ·
Why do I get a different answer with the parallel axis theorem?
- catmunch
- · Replies 3 ·
Using Kirchoff's rule to find charge on a capacitor
- hover
- · Replies 7 ·
Magnetic forces between parallel wires
- aliaze1
- · Replies 7 ·
Spring launcher on frictionless surface: Matt propels 0.5kg mass at approaching pole
- Ebola_V1rus
- · Replies 3 ·
Derivation of Tangential Acceleration in Non-Uniform Circular Motion
- drummerteenX
- · Replies 3 ·
Moment of Inertia and Linear/Angular Momentum
- mparsons06
- · Replies 3 ·
Block sliding on movable frictionless ramp
- inutard
- · Replies 7 ·
Impulse on Earth from throwing a rock on ice
- mybrohshi5
- · Replies 10 ·
Estimating Bandwidth for a Low-Pass Filter Using Real and Complex Numbers
- mmmboh
- · Replies 16 ·
Find the velocity of the slower object after the collision
- Trent2011
- · Replies 1 ·
Escape velocity of solar system projectile
- azwraith69
- · Replies 5 ·
Quick Angular frequency question
- sarahaha288
- · Replies 2 ·
Two blocks colliding on frictionless surface: 4 kg at 8 m/s hits 12 kg at 4 m/s
- crybllrd
- · Replies 4 ·
: Finding the Current and Power across each Resistor in a Complicated Network
- sweetdion
- · Replies 4 ·
Finding Final Velocity in Momentum and Velocity Problems
- mybrohshi5
- · Replies 2 ·
Static Equilibrium of hinge Question
- chara76
- · Replies 1 ·
Determine image distance and image height
- Knfoster
- · Replies 1 ·
Latent Heat of Fusion/Vaporization
- pcs106
- · Replies 3 ·
Materials and their use in structures
- alexparker
- · Replies 1 ·
How Does Lifting a Chain Affect Its Gravitational Potential Energy?
- Nivlac2425
- · Replies 2 ·
How Do You Experience Weightlessness on a Slope?
- TyErd
- · Replies 3 ·
How can I use conservation of momentum to rescue my injured partner in space?
- mkeaton88
- · Replies 7 ·
A: Calculating Photon Count from Electrical Energy and Efficiency
- wildredhead
- · Replies 1 ·
Tractor Pulling Contest: Determining Forces and Acceleration
- Paymemoney
- · Replies 23 ·
Calculating Induced EMF in a Moving Loop of Wire with Uniform Magnetic Field
- mmm62892
- · Replies 1 ·
How to calculate impulse when velocity is angled?
- okgo
- · Replies 2 ·
Finding the magnetic field from electron velocity and acceleration
- dpeagler
- · Replies 5 ·
Current flowing through a copper wire
- sweetdion
- · Replies 2 ·
Electric Potential with oscillation
- lCaelestis
- · Replies 2 ·
Electron deflection in a TV electron gun and deflecting plates
- Power of One
- · Replies 1 ·
Finding tensions T1 and T2 in a static equilibrium system
- m_squared
- · Replies 1 ·
Momentum, what velocity do i use?
- eulo0
- · Replies 4 ·
Time-dependent angular acceleration problem
- Ceenaya19
- · Replies 1 ·
Force between a straight wire and a wire loop in parallel
- Marioqwe
- · Replies 1 ·
How to Calculate Energy and Velocity of Pi Meson in D Meson Decay?
- bon
- · Replies 4 ·
RC Circuit - Post-Lab Questions
- chrisfnet
- · Replies 3 ·
Finding crate mass from pressure and base dimensions
- jefgreen
- · Replies 9 ·
Pressure/Surface Area. Need to Find SA and Calc. Pressure.
- jefgreen
- · Replies 2 ·
Potential Divider Problem: Calculating Vout and Thevenin Source Impedance
- boileroo
- · Replies 3 ·
Satellite travelling away from Earth
- scottlawsonbc
- · Replies 2 ·
Stealth aircraft coating thickness
- Galahad43
- · Replies 1 ·
Ladder Equilibrium: Solving for Forces at Hinged Point?
- azwraith69
- · Replies 3 ·
Light through two polarizers at 62° angle
- Galahad43
- · Replies 1 ·
How Much Energy is Needed to Convert Water to Ice Using a Carnot Refrigerator?
- vincristine
- · Replies 1 ·
Ranking magnetic and electric forces on a charged particle
- ihearyourecho
- · Replies 11 ·
Is there any normal stress on torsional member?
- 385sk117
- · Replies 1 ·
Solving for friction with only acceleration
- wmdavid
- · Replies 1 ·
Dipole term in a quadrupole expansion
- yoghurt54
- · Replies 5 ·
What is the Torque Produced by a Beam and Sign on a Wall?
- _wolfgang_
- · Replies 4 ·
Sun Losing Mass due to Energy Radiation
- bon
- · Replies 2 ·
Spacing between slits in a diffraction grating w/o known wavelength
- chanderson
- · Replies 1 ·
Does high resistance mean less current and more voltage across a resistor?
- lha08
- · Replies 1 ·