Introductory Physics Homework Help Forum

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Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
How Can a Watercraft's Path Be Modeled Without Trigonometry in a Flowing Stream?
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How Much Space Does 0.736 kg of Oxygen Occupy at 1°C and 105 Pa?
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How Do You Determine Post-Collision Velocities Using Distance and Angle?
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Temperature in Thompon's experiments.
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Resonant RLC Circuit Homework - Purcell 8.4
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Current of a coil surrounding a solenoid
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Smooth slope - A level question.
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Radio Transmission: Jupiter-Earth Time for Response
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What is the Correct Solution to 92x^3y divided by -28xy^3 in Algebra?
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Explain why the average velocity of the gas molecules in a container is zero
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Magnetic Force on a Vertically Moving Electron Near the Equator
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Solving Gauss Law Problems: Understanding Flux & Point Charges
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Center of Mass of compound cylinder
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Energy in simple harmonic motion
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Angular Velocity of a swinging Sphere
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Does This Van de Graaff Generator Question Make Sense?
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Gravitational Potential Energy of a rope
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Electric Field Between/Above Parallel Charged Rods
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How Do You Calculate Displacement from Town B to Town C?
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How Does an Airplane's Aluminum Antenna React to Earth's Magnetic Field?
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Help Me Solve My Problems: U-Tube and Styrofoam Bucket
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Can Watts Be Converted into Ohms?
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What Direction Does the Magnetic Field Oscillate in a Vertically Traveling Wave?
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How Many Extra Electrons Does a Latex Sphere Have in an Electric Field?
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Electric Potential Car Battery Problem
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Help With Physics Homework Please I'm Desperate
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Linear Mass Density of current and wires
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What Distance from Earth Achieves Weightlessness for Astronauts?
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Charge movement in a magnetic field along the z-axis (into page/out of page)
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How Much Fresh Water Is Needed to Submerge a Submarine in Salt Water?
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F(avg) and Fmax during collision
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How to Calculate Uncertainty in Complex Equations with Trigonometric Functions
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Converting 26.6 mA to Amps: .026 or .0026?
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Determine the distance of this point from the center of the Earth.
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Calculating the Refraction Angle of a Light Ray Incident on a Prism
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Slopes of a Force vs. Charge and Force vs. Distance Graph
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5.76x10^-3 NRadiation Force on Echo II Satellite Ballon
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Parallel plates with a mass m at an angle
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Please i cannot find any help on this question so far
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Conservation on Angular Momentum
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Calculating Density of Ice from a Buoyant Force Problem - Homework Help
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Wavelengths of lowest and highest audible frequencies
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Center of Mass: Weight Distribution for Bob & Charlie
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Maximizing Brick Stability: Solving the Brick Torque Problem
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Oscillation frequency of circuit
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Are Linear and Tangential Acceleration Just Angular Values Times the Radius?
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Ampere's Law-when does it work?
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Radius of Curvature for Mirror w/ 10.0cm Candy Bar
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What Resources Can Help You Understand Emission Spectra?
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Finding velocity with changing distance and acceleration
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Solve Urgent Magnetic Field Problem - Find Net Field, Charge & Electric Field
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Solving Kepler's Equation for Comet Orbit Time Around Sun
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Carbon-14 Dating Age Calculation
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Certain isotope tell you that the decay rate decreases
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Calculating Impact Speed and Mass of Ice Cube: Temperature/Heat Help
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Question about ELectric field and electric potential
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Electric Circuit Connected to Ground
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Calculating EMF from Magnetic Flux and Time
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Is RMS Voltage or Peak Voltage Used for Working Resistance?
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Satellite Motion - This doesnt seem right
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Calculating Electric Field Using Lorentz Force Law
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How Is J₀ Calculated in a Wire with Nonuniform Current Density?
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How Does an Electric Field Affect Spring Motion on Another Planet?
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Diving Board to Diver's Stopping Point: Solve the Distance
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Projectile Motion Problem: Finding Velocity Before Impact
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How Do You Calculate Torque from Cross Product?
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Find Frictional Force & Rotational Inertia of a Wheel
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Conservation of Angular Momentum of an asteroid
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How Does a Vertical Spring's Force Affect Oscillation and Position Calculations?
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Physics particle on a wave problem
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Calculating Normal Force on a Snow Sled with Newton's Laws
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Electric Potential / Electric Energy
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Find the average force exerted on Superman's chest
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Momentum must be conserved, so this is true, right?
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Why is it that the torque of the pin is not zero in this problem?
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Spring mechanics with 2 different masses
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Biot-Savart Law: Magnetic Fields on an equilateral triangle
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Radius and Weight and the Earth
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Physics I- impossible question on oscillation (help needed).
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Capacitance in Circuit: What is the Equivalent Capacitance and Energy Stored?
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Calculate Pat's Weight at Earth's Double Radius
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Calculating Pressure Differences in Diving: A Snorkeling Dilemma Explained
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Calculating Angular Magnification: f=10cm, i=25cm
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Circular motion - Please help, I think the book's wrong?
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Simple Harmonic Motion question
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How to find the angle between wire and magnetic field
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Motor Resistance Homework: Calculate R for 54V, 140W
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Determine curren in a 1500 W water heater connected to 220 V
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What Calculations Are Needed for Analyzing the Photoelectric Effect on Tungsten?
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Average Current Through A Coil Over An Interval
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Help drawing freeform diagram (pulley problem)
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Finding the charge for Capacitor
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Learn Kirchoff's Rules: Solve Circuit With Series and Parallel Combinations
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How Does a Magnetic Field Affect a Suspended Rod in a Circuit?
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Calculating Power for Elevator Ascent: 2100 N at 8.0 m/s
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Determine the magnitude of the current in the circuit
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What is the frequency of a mass-spring system oscillation?
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Frequency in two different wires
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I am in deperate need of help Physics
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How Does Time Affect Current in a Series RC Circuit?
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