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 Is the Time for Log A to Move 1 Meter on a Diagonal Plane?
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I'm confused by this concept 2-d motion dumb question
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Propagation of Uncertainty - Hollow Cylinder
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Calculating Wavelength in a Medium with Different Speed of Sound
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Magnetic field due to a current carrying loop
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Resistance of hollow copper cylinder
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Simple 2-D Projectile Motion Question
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Electric force, theory and algebra.
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Velocity Drag force and distance traveled
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Car coasts to a stop: find acceleration, distance, average speed
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Need a little push. [Simple Physics Problems]
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Solving Pulley Type Problem: Mass, Forces & Momentum
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Determining relative amounts of work done
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When is resistance large enough to be measurable?
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Finding mass of object based on torque
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Why does diffracted white light have a white central fringe?
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Name For (Limit) Points In An Electric Field Plot ....
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Relativity -- Momentum and energy
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Archived Sign Discrepancy in Plane Stress Transformation Solutions?
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Find the Power of a Bi Convex Lens
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Archived Thermodynamics: Calculate the volume and temperature
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Vector distance and angle question
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Calculating Induced EMF in a Bent Loop with Changing Magnetic Field
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How High Can Water Rise Before Tipping a Dam?
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What is the significance of r-hat in the calculation of electrostatic force?
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Projectile Motion Equation: Calculating Height from Initial Velocity and Time
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Where Is Particle 3 on the Y-Axis Given the Electric Force?
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Why Does Potential Become Zero at 2a in Graph D?
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Determine the maximum ratio h/b
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Is the Analysis of the Space Shuttle's Orbit Correct?
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What is the reading on a scale when a chain falls onto it?
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Electrodynamics problem - force equilibrium
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Time Period of SHM | 500kg Car w/ 196,000 N/m
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Learn to Read a Stopwatch Fast | Tips & Help
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Force of Repulsion Between Charged Bodies: Calculating with Coulomb's Law
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Pulling masses in different ways on a rough surface
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Find max distance of football thrown while running.
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Friction between two moving blocks
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Race Car Scenario: Who will win?
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The force between charged and neutral object
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Resistors and equipotential lines?
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Understanding Focal Length: Solving for Image Position with 1/u + 1/v = 1/f
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Solving Kinematic Questions: Velocity at t=0
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Relativity Questions and Frames (How fast....)
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Length covered by block after collision
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Energy principle example problem in classical mechanics book
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Conservation of Momentum Question
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How Does Buoyancy Affect Balance Scale Readings?
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Free Body Diagram Help: Solving a System of Equations for Forces (PreCalc)
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Help finding the angle between the force vector and line AO
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What is the strength of the electric field 0.1 mm above the
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Electric Potential Homework: Find Velocity of Charges at Infinity
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Free Fall and the Accelaration of Gravity
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Designing and Testing an Experiment to Verify Kinematic Equations
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Updating the suspension of a car
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Maximum Distance for Man to Stretch Spring in Equilibrium
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What is the acceleration of an electron in an electron gun?
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General Relativity Problem (frames of reference)
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Minimizing Friction for a Ball in a Rough Bowl: Accelerations and Velocity
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Archived How Do You Calculate the Phase Speed of Rossby Waves?
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Potential difference between two plates
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Average velocity of free particle
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How can we calculate the intercept time for a NEO on a hyperbolic trajectory?
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Why Are the Angles in a Minkowski Diagram Equal for Different Observers?
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Adiabatic expansion of an ideal gas
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Calculating Total Energy of an Electron Orbiting a Hydrogen Nucleus
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Electric potential at the vertex of a triangle
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Long desk with one end cut, falls from the other one
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Question on lightbulb brightness in circuit analysis
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Constant acceleration problem with a car
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Calculating Electric Field from a Dipole: Is This Equation Accurate?
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Mass falling and pulling others on a rough surface
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Finding distance of image from mirror given focal length
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Elasticity of a Wire spinning in a circle
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How Does Proximity to a Van de Graaff Generator Affect an Insulated Conductor?
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Uncertainty in single slit diffraction
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Problem with friction on weighing machine
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Cross Product Help - Find Magnitude of Last Two Products
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What Is the Difference Between an=w^2 x R and an=V^2 / R?
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Relative uncertainty (negative exponent)
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Marble Stack Equilibrium: Solving for Forces at Contact Points
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2 masses, a massive pulley and an inclined surface
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How Far Did the Ball Roll in the First 5 Seconds?
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Question about equipotential lines and electric fields
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Rotational motion with inertial forces
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Suspension: Spring Constant Calculation for 500 kg Car
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How Does Velocity Relate to Kinetic Energy in Projectile Motion?
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Which of the following is not an example of ionizing radiati
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Velocity of charge orbiting infinite line of negative charg
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Kinematics Problem with Rockets
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How would i find the velocity of the ship relative to earth?
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Minimum time for rowing across a river and running
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Maximum angular velocity so that there is no stick
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What is the Gravitational Acceleration at a Height Equal to Earth's Diameter?
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How Does the Time Period Change with Orbit Radius in Satellite Motion?
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Understanding Gravitational Acceleration at Different Depths on Earth
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Why do 2 crates pulled together have the same acceleration?
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Degrees of freedom of harmonic oscillator
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Homework Help -- Relative Velocity
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How does Newton's 3rd law apply in solving relative acceleration?
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