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.
What are the Corresponding Reaction Forces in a Suspended Bowling Ball System?
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Finding velocity after collision if you know mass and height. Help
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Distance Needed to Reach Terminal Velocity
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Circular Motion: Deriving r for Two Objects on a String
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Re: Physics Homework Help, Please
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When does the mass of object comes into projectile motion equations?
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What is the Maximum Altitude of a Rocket Launched with Constant Acceleration?
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Is Zero Net Force Required for Momentum Conservation?
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What Determines the Acceleration of a Box on a Moving Plank?
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Did the ball travel far enough to make the goal?
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Finding Vector C Using A-2B=pC: Magnitude, Direction, and Components
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Identifying Freefall: Analyzing Graphs for Acceleration
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Conservation of Energy in Conjunction With Momentum
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Determine the magnitude of the magnetic field.
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Friction of a rope wound around a stationary rod
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Radius of centripetal force when on an angle.
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Finding acceleration and tension on an incline
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How can I determine the force at support B in a rigid bar system?
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What are my units when finding % diff. In kinetic energy?
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Motion in a Magnetic Field problem
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Relating to potential energy of a spring and mass on inclined plane
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Why Is Work the Same for Different Distances on an Inclined Plane?
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What Forces Determine the Sliding of a Block on a Wedge?
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How Do You Calculate Vector Components of a Rocket's Velocity?
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Find minimum force to move block
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What are the vector components of a rocket's impact velocity?
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Maximizing Stopping Distance: Solving a Physics Concept Question with Three Cars
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Question about Newton's first law
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A block spins around a circle with thrust
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Deriving the Equation v^2 = u^2 + 2as
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Find beats formula using imaginary parts
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What is the effect of overdampening in a circuit?
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What Is the Final Temperature in an Adiabatically Expanded Air Chamber?
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Calculating Tension in Frictionless and Massless Pulley Systems
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Vertical Projectile Motion, Please Check My Answers
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Finding Surface Charge Densities in a Spherical Conductor
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Physics momentum/ speed question. Need help
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Time period of oscillation and gravitation
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Work,Energy And Power, Please Check My Work
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Sketch of energy - height graph
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How to Convert a Velocity-Time Graph to a Position-Time Graph?
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The Science Behind Why Peeling Off a Sticking Plaster Quickly Hurts Less
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Thermodynamics - example with answer
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Does Opposite Acceleration Decrease Car Speed?
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The wave fuction for particle in a box
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What is the distance from the pivot when the seesaw is balanced?
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Thermodynamics when work being negative or positive
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Finding work and velocity through acceleration
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Find V(t) of train car with changing mass.
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Grade 12 Physics: Banked Roads and Friction Analysis
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Re: Entropy - Actually a question about working in Polar Coordinates
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Distance traveled sliding down incline
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Diffraction grating with combination light
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Finding the Displacement Vector from 3 Given Vectors
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Centripetal force problems for dynamics
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Experiment question- energy consumed from single shower
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Theoretical Uniform Magnetic and Electric Field
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Multiplicity of a two state system
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Kinematics and finding acceleration
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Modeling Thunderclouds with Point Charges and Conducting Planes
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How Does the Pulley Rotate in a Modified Atwood's Machine with Friction?
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A momentum question? Not too sure
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Error Calculations: Calculating the Gradient & Error Propagation
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Newton's second law clarinet problem
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Find the work and heat transferred in a carnot cycle.
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Determine Radiation pressure at angle given Perpendicular Pressure
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Solving for Building Height and Time in Horizontal Projectile Motion
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Gauss's Law for Spherical Symmetry
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Mass and Energy of Object that struck Earth and created moon
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How Is Oscillation Frequency Calculated in a Parabolic Potential?
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Capacitance of two parallel plate capacitors
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Calculate the avg speed for the ENTIRE trip.
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Forces, find net with velocity and distance
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Solve Min Velocity for Ball Not to Touch Hemispherical Rock
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Calculating Average Force for a Baseball Batting Exercise
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Electric potential graph analysis
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Relating Light Angles in a High-Speed Reference Frame
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Projectile Motion Problem: Finding Distance and Collision between Two Particles
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I in finding correct Coefficient of friction
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Deriving a value for Full Width Half Maximum
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Finding Tension and Resultant Force | 3000N Cable Force Problem
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Sinking bucket - differential equations
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Why Does Susan Fall Forward When the Metro Brakes?
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Calculating Tension Force After Elastic Collision
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Calculate the capacitor capacity
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How to Calculate Water Pressure on a Floating Cube?
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Minimum area of a shoe heel exerting pressure
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How to Apply Kirchoff's Laws to Solve Resistive Circuit Problems
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What is the Correct Angle θ in a Traction Setup with a Pulley System?
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Laws of Motion: Projectile Collision Calculation
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Electric Circuits: Find Vg & Why is it -2V?
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Help with vector algebra getting an undefined answer
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Velocity of object falling from Hill Radius to Earth
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How Does Attaching a Weight Affect Spring Equilibrium?
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Zero Gravity Flight: Training Astronauts for Space
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Why is this incorrect (special relativity time dilation)
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Projectile motion, throwing a ball at a coconut
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Calculating Vector Magnitude and Angle
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How do I convert c=9e^((-5/2)∏j) to component notation?
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How Does the Velocity of a Suspended Mass Change with Height?
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