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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Calculating Net Electrostatic Force in a Square Configuration
- name_ask17
- · Replies 2 ·
How Do You Calculate the Potential Energy in a Charge Configuration?
- flyingpig
- · Replies 32 ·
Object falling down and object falling up
- physicN00Bz
- · Replies 2 ·
What is the angular speed of the insect?
- Resmo112
- · Replies 1 ·
I'm having a hard time understanding how to calculate tension. Help please?
- RainbowMop
- · Replies 8 ·
Calculating Forces on Two Charges Above a Conducting Sheet
- bon
- · Replies 1 ·
Total Displacement with directions
- tinnguyen123
- · Replies 2 ·
Help with Impulse? Answers Here!
- led23
- · Replies 5 ·
Basic trigonometry for biomechanics
- aljrx8
- · Replies 1 ·
Conservation of Momentum Involving Friction
- Goatsenator
- · Replies 3 ·
What are the bodies of the couple's total volume in liters
- chawki
- · Replies 15 ·
How Does Dolphin Movement Affect Sound Frequency Perception?
- bfitzp
- · Replies 1 ·
Finding Voltage at D and Potential Difference Between B & E
- zorro
- · Replies 4 ·
Calculating Wavelength with Wave Speed and Period | Physics Homework Help
- bfitzp
- · Replies 5 ·
Electric Potential / Electric Field Question
- baillik
- · Replies 1 ·
Resultant Force on -2x10^-6 C Point Charge Near 3 & -4x10^-6 C
- wheybags
- · Replies 8 ·
Constructing a 1nF Capacitor with >10kV Breakdown Potential
- Bryon
- · Replies 2 ·
Rearranging Resistance Formula: Y = Mx + C
- chunbryan
- · Replies 2 ·
Minimum Tension for Suspended 100kg Sign - Tension and Wires
- russellmejia
- · Replies 1 ·
Measure the diameter of a marble with a micrometer
- Jadaav
- · Replies 5 ·
Can Friction Be Zero for a Rolling Sphere on a Surface?
- a.ratnaparkhi
- · Replies 7 ·
Spherical shells and electric potential
- almn22
- · Replies 1 ·
General Question Regarding Kirchhoff's Loop Rule
- cep
- · Replies 1 ·
Convex Lenses: Determining Real/Virtual Images
- marla1
- · Replies 3 ·
Singlet- triplet splitting energy of He what does it mean?
- astrosona
- · Replies 3 ·
How Is Electric Flux Calculated Through a Nonuniform Field in a Box?
- asz304
- · Replies 34 ·
Find time given initial velocity, distance and acceleration.
- physicN00Bz
- · Replies 3 ·
Conservation of Momentum in a Frictionless System with External Forces
- milkyway11
- · Replies 6 ·
What is the length of the moment arm.
- zdickz
- · Replies 1 ·
How Does Pulley Torque Affect Wire Tension in a Frictionless System?
- mvpshaq32
- · Replies 1 ·
Dielectric and energy. I probably did it wrong, no I DID IT WRONG.
- flyingpig
- · Replies 2 ·
Difference between Electric flux density,electric field strength .
- sachin123
- · Replies 5 ·
Is My Understanding of Gauss's Law and Flux Contradictory?
- flyingpig
- · Replies 6 ·
Solve Distance from Velocity Time Graph - Vf2=Vo2+2ad
- ThomasMagnus
- · Replies 2 ·
Calculating Electric Force in a Dipole at Long Distances
- cathb
- · Replies 7 ·
RC Circuit: charges on two capacitors
- physics222
- · Replies 2 ·
What Is the Acceleration Constraint in This Pulley System?
- ezp0004
- · Replies 3 ·
Effects of Distance and Voltage on Energy Stored in Capacitors
- displayname
- · Replies 4 ·
Normal force on a block on an incline
- emmy
- · Replies 10 ·
Prove that a great circle is a geodesic
- miew
- · Replies 1 ·
How do you solve calorimetry problems?
- flyingpig
- · Replies 23 ·
Calculating Forces in x-y Plane on 5.60 kg Mass
- alfredo24pr
- · Replies 2 ·
Sound wave interfernce on a large circle
- jwxie
- · Replies 4 ·
How Is the Sun's Angle of Inclination Calculated from Underwater?
- akmphy
- · Replies 8 ·
Find Tension of cable and momentum about point
- Pete_01
- · Replies 8 ·
Calculating Constant Engine Force for Motorcyclist Acceleration
- chawki
- · Replies 7 ·
Conceptual Electric field question
- irishbob
- · Replies 2 ·
Solving a Force Problem: Using Components of the Force
- aimee3
- · Replies 6 ·
Calculating Electron Interference Pattern Minima with Double-Slit Apparatus
- erok81
- · Replies 9 ·
Where is the point when the potential is zero?
- asz304
- · Replies 4 ·
Calculating Satellite Orbit Radius on the Moon
- kim123
- · Replies 1 ·
Change in Resistance as a Wire is Stretched
- cep
- · Replies 8 ·
What are the current and power equations for a double battery circuit?
- lil_angel_007
- · Replies 1 ·
Capacitor how the plates are connected
- rasmusuperfan
- · Replies 3 ·
Inclined plane/gravity question
- artie1
- · Replies 2 ·
A bullet from speeding to full stop.
- chawki
- · Replies 20 ·
How Accurate Is My Gradient Calculation for Maximum Acceleration?
- Peter G.
- · Replies 15 ·
How Does an Object's Trajectory Intersect with a Sloped Line?
- grinosaurus
- · Replies 3 ·
Masses on inclined planes and pulleys
- Patra
- · Replies 2 ·
What Factors Affect Electron Beam Deflection in a Cathode Ray Oscilloscope?
- hms.tech
- · Replies 1 ·
Solve Box on an Incline with Trig, Geom & Newtons Laws
- Ainulph
- · Replies 2 ·
What is the net force on a rectangular loop near a long straight conductor?
- jyothsnapb
- · Replies 2 ·
How Do You Calculate Charge in Parallel Capacitors?
- name_ask17
- · Replies 7 ·
Calculating η for a Diode: A Puzzling Experiment
- jono90one
- · Replies 2 ·
Projectile and forces formulae question
- Kurokari
- · Replies 3 ·
Inclined Plane, 2 masses, 1 pulley - Friction
- glossolalia
- · Replies 3 ·
Electric Potential from Electric Field
- jaguar7
- · Replies 3 ·
Is Acceleration Instantaneous? The Role of Time in Changing Forces
- tasveerk
- · Replies 6 ·
What is the net torque on a pivoted metal plate due to three forces?
- mvpshaq32
- · Replies 1 ·
Physics Electrostatics Question
- Sneha_rk
- · Replies 5 ·
Electric Field Lines and Equipotential Contours
- jaguar7
- · Replies 12 ·
What Is the Speed of the Blocks When They Are at the Same Height?
- DrWillVKN
- · Replies 3 ·
Calculate electromagnetic momentum given a solenoid and point charge
- Bhumble
- · Replies 3 ·
Physics Experts Need some help with Potential Energy and Potential
- whatisphysics
- · Replies 12 ·
Why Water Is Lost During Heating
- chiddler
- · Replies 2 ·
Projectile Motion Problem: Calculating Distance and Velocity
- jill2040
- · Replies 5 ·
The Lake House: Mike and Tina's Race to the Sauna
- chawki
- · Replies 6 ·
How to Derive the Simplified Form of Modified Euler Equations?
- Telemachus
- · Replies 2 ·
Solving Car Battery Power Output Problem
- Prodigalvanic
- · Replies 5 ·
What is the significance of the green line in the graph?
- flyingpig
- · Replies 7 ·
How Do You Calculate the Average Force on a Driver in a Crash?
- jayberd
- · Replies 5 ·
Forces in Truss Members (Statics)
- cpmustang07
- · Replies 7 ·
Finding the angle when given the coefficient of friction
- NYILoveYou
- · Replies 15 ·
Help with terrestrial magnetism
- sachin123
- · Replies 14 ·
Help determining the sound wave function
- jwxie
- · Replies 4 ·
Understanding Rolling without Slipping: Solving for Acceleration and Rotation
- uriwolln
- · Replies 28 ·
Elastic collision of an alpha particla and Lead
- panders3
- · Replies 3 ·
Calculating Car Distances: Uncertainty in Car Gaps and Lengths
- 123webfkebf
- · Replies 4 ·
Resultant of thirty vectors of a polygon
- sadaf2605
- · Replies 2 ·
Resolution of Optical Instruments Question
- smoics
- · Replies 1 ·
What is the equivalent resistance across points a and b?
- Piyu
- · Replies 4 ·
Verifying V Graph and Acceleration Calculations
- Peter G.
- · Replies 2 ·
How is momentum conserved in an inelastic collision?
- II Ziv II
- · Replies 4 ·
Loop Currents for Circuits (using matrix)
- mneox
- · Replies 4 ·
How do inclined planes affect forces on an object?
- man0005
- · Replies 4 ·
Conservation of Momentum and the Spaceman's Return to His Craft
- MagikalGiant
- · Replies 2 ·
Acceleration on an inclined plane
- Ohoneo
- · Replies 1 ·
How Do You Calculate Capacitor C1's Value After Connection?
- Qwerty459
- · Replies 3 ·
Calculating Resistance: How Do You Determine Resistance in a Conductor?
- leon24
- · Replies 1 ·