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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Angular Acceleration vector help
- skinnbones
- · Replies 1 ·
Question about relativity theory
- nufa19
- · Replies 1 ·
Uncertainty with sine of angles?
- Rampant
- · Replies 2 ·
Finding voltage phasor resistance * current phasor
- pokie_panda
- · Replies 2 ·
Electrostatic force and Gravitational force
- MartinaCilia
- · Replies 1 ·
Confusion about Acceleration of an Object
- user14245
- · Replies 4 ·
Find average acceleration from two given velocities each at a given ti
- tylertwh
- · Replies 2 ·
Non-constant acceleration of a race car from rest
- haroldwershow
- · Replies 5 ·
Calculating Magnetic Forces on Moving Charges in a Magnetic Field
- silentcoder
- · Replies 8 ·
Light Interference Wave Equation - Assumption
- elemis
- · Replies 9 ·
Understanding Battery Discharge & Peukert's Law
- botanzee
- · Replies 2 ·
Parallel circuit multiple choice question
- DrKitten_Paws
- · Replies 3 ·
Impulse and momentum for an athlete jumper
- Sam Fred
- · Replies 3 ·
How Do You Calculate Angular Velocity in a Rotating Rod with a Spring?
- drewta
- · Replies 9 ·
Describing electromagnetic radiation, why is there a second sin term?
- daselocution
- · Replies 1 ·
Beam of particles in a cylindrical pipe
- CAF123
- · Replies 3 ·
Using Farady's law with a closed loop.
- crashdirty86
- · Replies 1 ·
Inelastic Collision and average force between 2 trains
- Sam Fred
- · Replies 6 ·
The Conservation of Momentum in a Completely Inelastic Collision.
- student34
- · Replies 3 ·
Solving Physics on Own: Horizontal Force for Blocks
- Joran Verlaeck
- · Replies 4 ·
Magnetic Flux and Induced EMF at South Pole
- m00nbeam360
- · Replies 4 ·
Find work done in stretching rubber band
- inter060708
- · Replies 9 ·
Tricky circuit with variable resistor
- zeralda21
- · Replies 4 ·
Finding L and R in a three-loop circuit with mesh analysis
- Dieinhell100
- · Replies 8 ·
Finding Current in a Complex Circuit
- Questions999
- · Replies 12 ·
Coefficient of kinetic friction and constant acceleration
- addy899
- · Replies 4 ·
Could I treat this as a closed loop?
- kikko
- · Replies 2 ·
Magnetism; the path of electrons
- Stroobi
- · Replies 1 ·
Minimum polymer coating thickness for least reflection at 500 nm
- Maxamillion00
- · Replies 1 ·
Finding Minimum Thickness Problem
- Maxamillion00
- · Replies 2 ·
How Does Dropping a Heavy Object into Water Affect Its Temperature?
- ryu1
- · Replies 6 ·
Monochromatic Light and a 30-60-90 Prism Beam
- craighenn
- · Replies 7 ·
Calculating Time for Bolt to Fall in Elevator with Constant Acceleration
- physics kiddy
- · Replies 1 ·
Find the speed of the boat relative to the current
- setonhall3000
- · Replies 2 ·
Find the Angular Acceleration with and Without the disk inertia
- Northbysouth
- · Replies 1 ·
Calculate the speed of a particle?
- x86
- · Replies 1 ·
Electric Field Strength of Cylinder Capacitor at Inner Radius
- universitypq98
- · Replies 6 ·
Physics problems driving me crazy- each book has different formulas
- x86
- · Replies 1 ·
Magnitude of acceleration of a pendulum
- addy899
- · Replies 5 ·
Angular momentum of a 200g particle at a given position
- mcnealymt
- · Replies 3 ·
What Forces Act on a Train Carriage Moving Along a Bend?
- Pi-Bond
- · Replies 10 ·
Amount of Kinetic Energy Lost in Inelastic Collision
- addy899
- · Replies 2 ·
Shape of an Electric Potential?
- TitaniumX
- · Replies 2 ·
Calculate the Initial Calue of the Force at the Bearing
- Northbysouth
- · Replies 1 ·
Angular Dynamics: 150Nm, 75rpm, 9 & 23 Revs. Determine Inertia & Friction
- MMCS
- · Replies 3 ·
Find N for Isotope with 10.84 Day Half-Life
- dinospamoni
- · Replies 5 ·
Calculating Equatorial Speed of Electron Spin in Solid Sphere Model
- inferno298
- · Replies 2 ·
Radiation Pressure Force on Earth
- sharrington3
- · Replies 1 ·
Kirchhoff's laws question circuit?
- Questions999
- · Replies 10 ·
Physics Summer Assignment Question
- jbmiller
- · Replies 1 ·
How Do You Calculate Vrms for a Neutron in a Reactor Core?
- johns123
- · Replies 3 ·
Potential of a dipole at 90 degrees to the dipole axis
- universitypq98
- · Replies 8 ·
Real Image Optics: Selecting Correct Answer
- TitaniumX
- · Replies 4 ·
How Do You Calculate Moment of Inertia for Different Axes?
- mcnealymt
- · Replies 3 ·
How do I calculate the power output of the lightbulb?
- jawhnay
- · Replies 15 ·
How deep is a wooden raft submerged in fresh water?
- Jbreezy
- · Replies 14 ·
Work Done by Gas in Isothermal Expansion of Balloon
- Joshb60796
- · Replies 5 ·
Angular momentum of spinning mass on wheel
- elemis
- · Replies 5 ·
Is the Angular Equation Divided by Radius in This Example?
- MMCS
- · Replies 3 ·
Find Tmin for J=1 to J=0 and J=2 to J=1
- jen21
- · Replies 1 ·
Can a charged sheet attract uncharged objects?
- utkarshakash
- · Replies 2 ·
Calculating Total Extra Exposure from Multiple Radiation Sources
- Von Neumann
- · Replies 1 ·
Rotating diatomic - Pretty basic first year question. Workings given
- elemis
- · Replies 3 ·
Help with Balancing a metal rod experiment.
- jim_boob
- · Replies 1 ·
Finding electric potential with non-uniform charge density?
- solijoli
- · Replies 7 ·
Ball thrown upward vs dropped ball: do they reach the ground simultaneously?
- cmkc109
- · Replies 5 ·
Estimating Radiation Exposure from Multiple Sources
- Von Neumann
- · Replies 1 ·
Why differentiate the constraint equation Xa² + Xb² = L²
- Clever_name
- · Replies 9 ·
Determine max notmal stress, average shearing stress and bearing stres
- Northbysouth
- · Replies 1 ·
Heating Your Kitchen with Your Refrigerator
- 2001
- · Replies 1 ·
Molecular flux-thermodynamic kinetics
- oxman
- · Replies 1 ·
Gravity and Rotation: Will the Top Segment Reach the Ground First?
- aerograce
- · Replies 11 ·
Charge at a distance from a non-conducting hemisphere
- adobekenobe
- · Replies 1 ·
What is the intensity of light after removing the second polarizer?
- srwilliams444
- · Replies 1 ·
Pipe cutter is fixed on a pipe, with 3 forces acting on the pipe.
- BaLTHEBEAST
- · Replies 8 ·
Reaction force for force exiting a tank through a clean hole
- DylanW
- · Replies 9 ·
Find Amplitude and Equilibrium in Simple Harmonic Motion
- jcd2012
- · Replies 1 ·
How do different substances in front of each slit affect interference fringes?
- hamson
- · Replies 4 ·
How Far Can You Hear the Siren at 2400 Hz?
- kopinator
- · Replies 1 ·
I'm not sure what the question is asking. What is v12 and v22?
- paras02
- · Replies 13 ·
Special relativity transformations
- zhillyz
- · Replies 3 ·
How Does Resistance Vary in a Ferromagnetic Circuit?
- Pi-Bond
- · Replies 9 ·
Kinetic Energy of a Rotating Bar
- student34
- · Replies 4 ·
What is the Average Speed of a Car on a 100 Minute Trip?
- cmkc109
- · Replies 4 ·
Simple harmonic motion/static equilibrium -spring problem, mass given
- mariegrdnr
- · Replies 3 ·
Minimizing Hazards and Validating Data in Potential Divider Experiments
- Aibek
- · Replies 8 ·
Standing question - real straightforward- Workings given
- elemis
- · Replies 1 ·
Difference between torque and work
- swadish
- · Replies 1 ·
Acceleration of a car turning from south to west at constant speed
- knitwit704
- · Replies 6 ·
Calculating minimum torque and energy in a crane system?
- freshcoast
- · Replies 12 ·
Torsional oscillator with angular displacement
- Robertoalva
- · Replies 1 ·
Wave produced in a ripple tank appear to stand still at 66.7Hz?
- emie029
- · Replies 16 ·
Torque and angular acceleration of two discs
- freshcoast
- · Replies 1 ·
Torque on a wheel and angular acceleration.
- SherlockOhms
- · Replies 2 ·
Can an Electric Motor Also Be a Generator?
- lwoodlore
- · Replies 9 ·
A Hollow Conducting Sphere Gauss' Law
- JerryWakai
- · Replies 6 ·
What do I do if my uncertainty is larger than the actual value?
- vvfrn3
- · Replies 1 ·
Find the value of a capacitor given percent of the initial value
- rocapp
- · Replies 1 ·
How Do You Calculate the Torsional Constant of a Wire?
- Robertoalva
- · Replies 4 ·
What is the Ratio of Resistances in a Series Circuit with 20% Power Dissipation?
- KidCudi11
- · Replies 1 ·