Mechanics Forum

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Undergrad Forward momentum of mass due to inertia
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Pressure inside a plastic bottle filled with water and squeezed by X weight?
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High School How to determine force based on pressure
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Undergrad Static rotational friction: does diameter matter?
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Escape Velocity Question: Why is the final kinetic energy = 0?
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Graduate Hydraulic jumps: Why do they occur when/where they do?
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What is the Mechanical Advantage of this lever? (for pulling tree stumps)
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High School Acceleration of Moving Particles: Explained
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Undergrad Uniquely Defined Accelerations
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Undergrad Help with Goldstein Classical Mechanics Exercise 1.7
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Undergrad 1st law of Newton as a special case of the 2nd law (historical aspect)
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Undergrad Calculating power output on a spin bike
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Undergrad Relative Motion & Local Frame’s Position - when projecting components
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Undergrad Calculating Windspeed after Brick Launch from Dumpster Lid
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What is the Definition of the Joule and How Does it Relate to Energy?
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Undergrad Verse from "A Brief History of Time"
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Undergrad Time derivative of the angular momentum as a cross product
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High School Bug walking around the perimeter of a lazy susan (hypothetical)
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High School Work and energy: conceptual doubt
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High School Why would this star move outward?
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14
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Undergrad Counter-rotating mass to counteract inertial spin
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Mass vs Mass as a Force (Weight)
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Undergrad Grip Strength: Comparing Pressure Needed to Hold 20kg Weight Plate
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High School Confusion while trying to build intuition of centripetal force
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Undergrad How do shockwaves in a 1D linear lattice work?
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High School What Factors Influence Neutral Buoyancy in Water?
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Undergrad How Does the Book's Formula for Angular Momentum Differ from Mine?
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Undergrad Newton's Laws with one body inside another
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Undergrad D'Alembert's principle vs Hamilton's principle
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Insights Quaternions in Projectile Motion
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High School Understanding Galileo's Theory of Acceleration
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High School Average Speed vs. Velocity: Explained
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Why does mass/energy have inertia?
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Undergrad How to weigh a car topped boat?
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Undergrad Rotation about two axes and angular momentum
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High School Vacuum Audio Failure: Solutions & Tips
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Undergrad Why is there no torque along this axis?
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Undergrad How do I add "rotation" vectors (pseudo-vectors?)
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A question about why gyroscopes fall slowly
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High School Predicting types of collisions
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Graduate Derek Muller and UCLA Prof. Alexander Kusenko -- Downwind Physics Wager
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Undergrad Bicycle physics: Keeping balanced....
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Undergrad What force is needed to collapse this spring-loaded pair of arms?
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Undergrad Motorcycle model and tire force
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Difference in destructive power between a heavy stick and a light stick?
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Whether a non-inertial frame is absolute
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The main cause behind viscous drag
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Calculation of orbital velocity -- Geometrical solution
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Constants in scalar and vector potentials
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How to Solve Projectile Motion Problems in One or Two Lines
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Max Height and Distance of Projectile: Theory & Simulation
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Rotation: inertial frame vs. body-fixed frame
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Koopman–von Neumann mechanics references
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Question about potential energy: gravity and a vertical spring
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How does gravity convert potential energy to kinetic?
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Calculate scaled down human model weight for practical experiment
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Does the colour of a container affect how fast water in it cools?
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Why is the integrated velocity times change in velocity zero?
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What Happens to the Wavelength of Light as it Passes Through Water?
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Ejection speed and travel distance of a ball in a pressurized water pipe
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Analytical solution for freefall....
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Who Can Solve the Mystery of the True Torque?
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Symmetries in Lagrangian Mechanics
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Time of Impact of Gas Molecules on the Inner Wall of a Pressure Vessel
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Lagrangian mechanics - rotating rod
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Why does a photomultiplier tube produce a negative output pulse?
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Why do things with wheels get more balanced as velocity increases?
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Measure angular velocity and acceleration from missing tooth wheel
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Cooling things in water vs air
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Hohmann Orbit Transfer: Minimize Delta V for Bigger Orbit
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Can turbulence help measure liquid viscosity more accurately?
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What type of ball can bounce and travel the most?
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What Objects Can Survive the Deepest Water?
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Frame indifference and stress tensor in Newtonian fluids
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Car top boat loader: What is the lifting weight?
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Two-body equation of motion resolution
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Looking for Linear Motor Exercises
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Water Pressure and Different Pipe Sizes
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Boundary condition: null traction on the boundary of an elastic block
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Is my weight during the night a little bit more than during the day?
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Milky Way Velocity: How Fast Does Our Galaxy Move?
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Atmosphere and volume - vacuum cannon limitations
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Types of Kinematics: Classical, Quantum & Relativistic
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The order of Euler Angle rotations for a top
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Newbie Physics Student Asks: Does Vapor to Ice Change Acceleration/Velocity?
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Position of speaker in front of tube to produce stationary wave
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Nonlinear spring made from many different linear springs in series?
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Does anyone know the formula to find the angle after a collision?
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Projectile Intercept Math & Trigonometry
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Gravitational potential energy question - normal force on us
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Looking to find the amount of energy stored in a clock spring
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Force equation: use mass or weight?
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Baseball Dad -- setting the speed of a pitching machine
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Variation of the Speed of Sound in metals under tension
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"Air Pressure" is not "the weight of the air above you"
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Time Average Value of Pendulum String Tension
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Bead sliding on a uniformly rotating wire
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Does every object rotate around its center of gravity?
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Who Exerts Gravity Power? Force x Velocity Dot Product
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Finite bending of an elastic block - Equilibrium equations
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