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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Need some clarification for a latent heat related problem
- Byrgg
- · Replies 7 ·
Orbital motions about the earth.
- al_201314
- · Replies 8 ·
Series of Wave Equation problem
- c4iscool
- · Replies 1 ·
Calculating Speed of Simple Harmonic Motion with Initial Displacement
- aechols1
- · Replies 1 ·
Solving Physics: 2.8 kg Pushed 1.52 m Up Wall w/F, G, & N Forces
- heatherh1545
- · Replies 2 ·
Work Done by Force: A Physics Problem Solution
- heatherh1545
- · Replies 1 ·
How Accurate Is the Formula for Calculating Arrow Velocity from a Bow?
- npu
- · Replies 14 ·
Adiabatic, isothermal, or isovolumetric
- c4iscool
- · Replies 5 ·
Solving a Carnot Engine Problem: What Unit Do I Use?
- sophzilla
- · Replies 3 ·
Net 48N Force Stretches .5m Spring to .78m
- c4iscool
- · Replies 7 ·
Need clarification on a voltage problem
- Byrgg
- · Replies 19 ·
Parallel electric plate question
- silvercyanide88
- · Replies 5 ·
Calculating Force on a Pivoting Object for a Fold Away Bed
- Greencow_555
- · Replies 2 ·
Explaining Circular Motion in Amusement Park Rides
- gunblaze
- · Replies 3 ·
Why Analyze Negative Beat Frequencies if They Don't Exist?
- Byrgg
- · Replies 3 ·
MeV to Joules Units : How? 'In Electricity'
- Spirit
- · Replies 2 ·
How Does Thermodynamic Path Influence Work and Heat Flow?
- cukitas2001
- · Replies 12 ·
Determine Bulb Position for Parabolic Reflector of Headlight
- runicle
- · Replies 1 ·
Ideal Gas Cycle: N2 Undergoing abcd w/ Varying Pressures
- Luis2101
- · Replies 1 ·
Confirming: Is Electric Field Double between Oppositely Charged Plates?
- teilchen
- · Replies 6 ·
Speed of waves from first source in original medium?
- physicsgal
- · Replies 2 ·
How can I calculate the potential difference across two capacitors in series?
- jgonzon
- · Replies 9 ·
Solving Baseball's Speed - Find Initial Velocity & Time to Peak
- WolfStar
- · Replies 1 ·
Solve Distance for Box A Sliding Down Ramp
- VinnyCee
- · Replies 3 ·
Light Truck Skidding Distance at Different Speeds
- VinnyCee
- · Replies 6 ·
What is the marble's speed at the top?
- kw_cecilia
- · Replies 5 ·
Fusion vs Fission: Learn the Difference
- pavadrin
- · Replies 3 ·
What Did You Think of the A2 Physics Practical Exam and Coursework?
- Tyris
- · Replies 2 ·
Monkey and sled - conservation of energy problem
- physicsstudent06
- · Replies 43 ·
Is This Calculator Incorrect for Predicting Impact Force of a Falling Object?
- westerndragon76
- · Replies 3 ·
How Is the Area of a Floating Slab Calculated Using Buoyancy Principles?
- walker
- · Replies 1 ·
Question about magnetic fields in coiled conductors
- Byrne
- · Replies 1 ·
Calculate Displacement Vector from Camp to Summit - 2079m
- vihits13
- · Replies 1 ·
HELP This has to do with magnitude, resultant, and angles Please answer
- vihits13
- · Replies 1 ·
Thermodynamics HELP: Solving Problems w/ Initial & Final Mass, RMS Speed
- cukitas2001
- · Replies 7 ·
Find the angle between the velocity and the total acceleration
- spiffing_abhijit
- · Replies 2 ·
What is the relationship between magnetic flux and EMF?
- al_201314
- · Replies 6 ·
Find the currents in the circuit branches
- endeavor
- · Replies 2 ·
Momentum and Energy of a car of mass
- MD2000
- · Replies 17 ·
Solving Thermodynamics Problems: Compute C_v and Heat Capacity
- cukitas2001
- · Replies 1 ·
Particle-field(wave) duality
- Kolahal Bhattacharya
- · Replies 1 ·
Need help with multiple choice questions
- Bradracer18
- · Replies 1 ·
What is the formula for calculating time and velocity with acceleration?
- Genowyn
- · Replies 7 ·
Solve Solenoid Resistance/Magnetic Field/Length
- Chocobo7
- · Replies 1 ·
Calculating Stress in Non-Vertical Structural Members: Does Orientation Matter?
- illwerral
- · Replies 9 ·
Understanding the Relationship Between Current and Strength of an Electromagnet
- Iceman123
- · Replies 13 ·
Two questions on electrostatics
- r4nd0m
- · Replies 3 ·
How Long After Melting Does Ice Reach Above 0 Celsius When Heated?
- Luis2101
- · Replies 2 ·
Thanks again!-Luis Constructive and Destructive Interference at Point Q
- Luis2101
- · Replies 4 ·
Reversing the polarity of capacitor?
- al_201314
- · Replies 8 ·
How Does Mechanical Energy Convert to Heat in Lead Shot Experiments?
- Geoff
- · Replies 7 ·
Why is Wavenumber (1/cm) Considered a Unit of Frequency?
- asdf1
- · Replies 2 ·
Kinetics in Nromal and Tangential coordinates - SPINING ROD W/ SPOOL
- VinnyCee
- · Replies 3 ·
Calculate Friction: Get Friction Coefficients Help
- JCCol
- · Replies 2 ·
Why Does the Wizard Slip at 7.35 Seconds on a Rotating Platform?
- VinnyCee
- · Replies 1 ·
Circuit diagram symbol for an electromagnet
- Iceman123
- · Replies 2 ·
Average thermodynamic efficiency
- Iraides Belandria
- · Replies 13 ·
Calculating Water Velocity with Static Pressure
- Idea04
- · Replies 2 ·
Factoring and Ellipses: How to Solve for Width?
- runicle
- · Replies 2 ·
Tension in a Pendulum Problem - 30kg, 4m cord, 4m/s @ bottom
- VinnyCee
- · Replies 11 ·
Adiabatic process for water
- JD9
- · Replies 1 ·
Absorption of radiation at vibration frequency
- asdf1
- · Replies 3 ·
Magnifying Power: Does the Tree Look 10x Nearer?
- Amith2006
- · Replies 1 ·
Measuring Distance - Parallax Assignment HELP
- rossverg
- · Replies 10 ·
Telescope Magnification: Calculating Linear Magnification and Magnifying Power
- Amith2006
- · Replies 5 ·
Calorimetry Lab: Calculating Specific Heat Capacity
- cukitas2001
- · Replies 4 ·
How Do You Calculate the Coefficient of Expansion for Glass Using Mercury?
- cukitas2001
- · Replies 2 ·
Destruction of e-p pair:energy?
- Kolahal Bhattacharya
- · Replies 2 ·
How Is Current Distributed in a Mixed Wattage Light Bulb Circuit?
- endeavor
- · Replies 10 ·
Field inside a cavity inside a conductor
- Kolahal Bhattacharya
- · Replies 3 ·
Determination of charge/mass value in E field.
- al_201314
- · Replies 1 ·
Dynamics and displacement problem
- aiglosicicle
- · Replies 1 ·
Dynamic Pressure: Is 9,81 kPa Lost per Vertical Meter?
- TSN79
- · Replies 1 ·
How Is the Pivot Distance Calculated in a Physical Pendulum?
- sophzilla
- · Replies 1 ·
Charged particle in magetic field problem
- fiyavan
- · Replies 4 ·
How Can Radiation Be Used to Determine the Temperature of an Object?
- al_201314
- · Replies 1 ·
How Does Increasing Mass Affect SHM Amplitude and Frequency?
- al_201314
- · Replies 4 ·
Velocity->Force, concept problem
- seaglespn
- · Replies 7 ·
Liquid Problem with Bernoulli's Equation
- sophzilla
- · Replies 2 ·
AZING GAS LAWS: Internal Energy Change in Adiabatic Processes
- Bradracer18
- · Replies 2 ·
What is the force exerted by water in a container?
- DarkWarrior
- · Replies 3 ·
Max Height of 6 kg Object with Air Resistance
- JayDub
- · Replies 5 ·
Liquids involving continuity equation
- sophzilla
- · Replies 5 ·
Re: Axis Transformation, time -> distance
- miloko
- · Replies 1 ·
Wave particle duality as a research project
- alex_boothby
- · Replies 9 ·
A little concept problem with those vectors
- seaglespn
- · Replies 8 ·
Solving a Physics Puzzle: Calculating Rope Tension
- JayDub
- · Replies 3 ·
Can a Box Be Created to Shield Against Gravitational Fields?
- Blueboy997
- · Replies 2 ·
Kinetic frictional force question
- judestan
- · Replies 2 ·
Electric Field Conseptual Question
- JayDub
- · Replies 1 ·
What is the expression for the velocity of a truck with growing mass?
- speg
- · Replies 2 ·
Magnetic permeability and magnetic resistance
- kievstar
- · Replies 8 ·
What Is the Lowest Coefficient of Static Friction for a Log?
- Supernerd2004
- · Replies 1 ·
How Is Work Calculated in Physics Problems Involving Inclined Planes?
- Delzac
- · Replies 3 ·
Water and Gravity: Can Water Lift Weights?
- Idea04
- · Replies 5 ·
Having a bit of trouble figuring something out about a doorbell
- Byrgg
- · Replies 10 ·
Change in acceleration due to gravity
- shill
- · Replies 3 ·
Looking for verification on a momentum & collision problem
- PHYclueless
- · Replies 1 ·
Find Vector Magnitude 27: Algebraic Vectors
- masterofthewave124
- · Replies 29 ·
Need thorough explanation-electric field
- boris16
- · Replies 4 ·