Mechanics Forum

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Undergrad Calculating Torque for a Rectangular Prism Robot
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Undergrad Free Fall Acceleration: Better Term?
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Graduate Navier-stokes and 1 million dollars
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Undergrad 20,000-lb. vs. Pedestrian - Analogy Sought
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Graduate What would happen or would this work?
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What is the Secret Mental Routine for Making Perfect Pool Shots?
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High School Newton's Law of Cooling Applications
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High School Falling Objects: Calculating Climbers' Force of Impact
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Graduate The fun wormhole neutrino through experiment and zero inertia mass action
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Undergrad Time-step independent friction model
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Undergrad Basics of SHM (undamped, under-driven)
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Undergrad Does Zero Speed = Negative Velocity and Gravity?
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High School What is the true nature of the physics of the lever?
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High School Can rapid acceleration have momentum?
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Undergrad Calculating Theta for Fixed Spring Motion
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Graduate Newton must respect the law of lever
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Undergrad Ray's Estimate of Concorde's Descent Time
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Undergrad Does an Object in a Vacuum Accelerate Indefinitely?
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Undergrad How does bouyancy work from a molecular point of view?
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Undergrad Kinetic Energy of Rotating+Translating Bar
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Graduate Dynamics of a free hanging 3D needle
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High School Gravity Force Calculation: m1, m2 & r^2
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Undergrad Why Does a Slowed Down Satellite Spiral Inwards? - Gary
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Undergrad Simple Harmonic Motion Brain Teaser
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Undergrad Your Thoughts: speed of gravity
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Graduate Rotational inertia of a THICK spherical shell
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Graduate Can Momentum Conservation Apply to Pressure Change Rates at a Fixed Point?
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High School Weight of 160lbs on Polystyrene Planet Same Size as Earth
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Undergrad The Swing Problem:How can you go completely around?
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Undergrad What Is the Relationship Between Internal and Conservative Forces?
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Undergrad Need help to arrive at a formula/equation
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Undergrad Projectile Motion: 3D Firing Solution Vector
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High School Newton's Law of Cooling constant k
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High School Why is \frac{1}{2}at^2 used in this equation instead of at^2?
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Undergrad Do Two Balls Thrown at Different Times from a Cliff Pass Each Other?
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Graduate Solve the Tension Paradox - Find the Flaw in Reasoning
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High School Low coefficient vs. high coefficient of kinetic friction
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High School What happens to force of Friction when Force of Gravity is DOUBLED?
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High School Velocity-Time Graph: Calculating Instantaneous Velocity
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Graduate Increased normal force due to rotation
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Undergrad A physics problem, simple or subtle?
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High School Angular Velocity and Angular speed ?
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Undergrad Find Initial Velocity with Potential Energy
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High School HELP need info on physics of a catapult
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High School What Is a Force? Definition & Explanation
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Graduate How Can Antimatter Revolutionize Space Travel?
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Undergrad Find Center of Forces and Calculate Force Applied
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High School Compressed Air n' Pressure Question
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Graduate Can Magnetic Coils Create Movement in Space Without Expelling Mass?
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High School Why is Energy Conserved in Classical Mechanics?
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High School Calculate Min Weight to Contain 1 m3 Helium/Hydrogen
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Graduate Is the Earth an Effective Inertial Frame for Measuring Photon Velocity?
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Undergrad What is the accurate mathematical expression for gravitational potential energy?
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Undergrad Velocity, position, acceleration graph help
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Undergrad Why dont we see color red as blue in water?
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High School Question from a HS Drop Out (Gravity)
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Undergrad Calculating RPM Required to Simulate Earth Gravity on 100m Space Habitat
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Graduate How Is This Torque Equation Derived?
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Undergrad Preparing for Mechanics Physics: Tips for High Grades
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Can 130 Pounds Make Car Dents?
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Undergrad Calculate Force Applied by Pendulum
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Graduate Area moment of inertia-circular cross section
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Undergrad Piercing Power: Calculating Projectile Penetration in Materials
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High School Need help with designing an experiment to prove that F=ma
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Graduate LIGO and speed of gravitational waves
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Graduate Can Fictitious Force Become Real ?
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Undergrad Can Gravity Affect the Speed of an Object?
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Graduate What is the relationship between dark energy and the inertia of baryonic matter?
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Undergrad Impulse and Forces: Understand Why Changing Collision Time Affects Force
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Was wondering what set c to its speed ?
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Undergrad Is the law of conservation of energy 'wrong' ?
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Graduate Why is the escape velocity for a black hole impossible to achieve?
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Graduate My road-bed gravity generator: new look
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Graduate Understanding Two Point Collision Response in Rigid Bodies
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Undergrad Do you believe in classical, Newton, mechanics?
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High School Why is the escape velocity of Earth so fast?
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Undergrad Understanding Buoyancy and Drag Forces in Fluids: Causes and Differences
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High School Which Tennis Ball Hits the Ground First?
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Graduate Aetheric Constant Proposition
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High School What is potential energy?(in chemical)
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High School Centrifugal Forces Someone explain, please.
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Undergrad Tetherball Physics Problem: Understanding the Flaw in the dWork Formula
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High School How Do Sound Waves Travel Through Different Mediums?
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High School What Is the Speed of a Person Moving in an Orbit?
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Undergrad Analysis of Pressurized Cylinder: Flashing to Steam or Hot Water?
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Undergrad Calculating Thrust for a 1.5 HP Motor: Tips for Project Hovercraft
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Graduate If a tree falls observerless events
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Undergrad The First Step Towards Colonizing Mars (or the Moon)
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Graduate What is the true description of motion?
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Give use your best perpetual motion device ideas
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Graduate Does a single elementary particle in motion exhibit inertia?
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Graduate Could a fission powered rocket reach C?
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Undergrad How can Bernoulli's equation be applied to calculate gas flow rate in a tube?
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Powerpoint and Lecture Updates: Preparing for a Lecture in England
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Undergrad Simulating a spinning/rolling disk
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6K
High School Can Power of a Number Indicates Dimensions ?
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Undergrad Allowy Wheels Weight and Energy
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Graduate Nuclear Powered Craft: Dr. Kaku's Response to Robert Zubrin's Accusations
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High School Power vs Energy: What's the Difference?
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Undergrad John Kerry - for a Rapid switch to Solar-Hydrogen Economy
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