Mechanics Forum

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Graduate Foucault pendulum and a round globe
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High School How does kinetic friction occur between two moving bodies?
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Graduate Calculating the trajectory of an object into a force field
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Graduate Do carriers move across a p-n junction at 0 K?
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High School Feynman problem about a cylinder in a corner
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Undergrad Why do objects fall at the same speed in free fall?
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High School Centrifugal Force in Angular SHM: Explained
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High School Can a Jet Plane Take Off on a Treadmill?
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Undergrad Can you help with my classroom debate? (Impulses in car crashes)
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High School How to mark a "measles ball" for practicing Snooker spin
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Undergrad A ball struck by a cue in billiards with English goes straight at first....
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Undergrad Could we find enough mass to slow down the Earth's rotation?
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Undergrad A pulse of frequencies that start in phase - pulse period?
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High School Understanding Circular Motion: The Role of Centripetal Acceleration
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Undergrad Fluid flow through a pipe constriction - what would you feel
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Graduate Total force generated in a pneumatic cylinder-piston with kn
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Graduate Computing angular speed wrt CM I get a contradiction
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Undergrad Can a beam with supports at each end support any weight?
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High School Translational kinetic in solids
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Undergrad Long rod rotating on frictionless surface
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Undergrad Sound made by Euler's disk toys
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Undergrad Opening a Jar: Physics Behind Jar Lid's Resistance to Opening
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Graduate Divergence of downhill flowing water
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Graduate Understanding Rigid Body Rotation: Principles and Observations
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High School Regular derivation on The Universal Law of Gravitation?
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Graduate Particle spiraling into the Sun due to "drag" force?
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Undergrad Increase in rising air bubble's terminal velocity
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High School Question regarding centripetal force
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Undergrad Why does it take more energy to accelerate faster objects?
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Undergrad Investigating Drag with Paper Cones
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High School How to calculate rpm of an aeolipile
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Undergrad How can we recover all the lead from old car batteries?
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High School How a spiral torsion spring works
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Undergrad Side kick on a falling object, mechanical energy and work
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Undergrad How to Calculate Fall Duration with Variable Force?
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High School Understanding Rotational Velocity and Its Significance in Physics
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Undergrad Momentum transfer from linear to angular motion
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Undergrad Potential and kinetic force of an arrow shot at space.
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High School Where can I find lectures on classical mechanics online?
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Undergrad Understanding the Mechanics of Walking on an Inclined Plane
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High School Why do softer brake pads stop a bike faster?
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Graduate Escape velocity and kinetic energy of the Earth
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Undergrad Non-conservative work energy theorem and potential energy
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High School Understanding Normal Forces on Horizontal, Vertical, and Diagonal Surfaces
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Undergrad Question about speed and vehicles
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High School For those of us Who get stuck in a Hole
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Undergrad How can I prove that P2 = density* g H
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Graduate Stuck on derivation of Euler's equations in rigid body dynamics
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Graduate Difference between Hamiltonian and Lagrangian Mechanics
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Graduate Predicting the vertical/horizontal/mediolateral force of a lungfish limb
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Graduate Impacted on a Surface wave of a tension-ed Anchor cable
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Graduate Having Trouble Finding G-Force of an Impact -- Details in post
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Graduate Gravitational potential energy and continuous matter
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Undergrad Why do bicycle gears make pedaling easier or harder?
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High School Fall Duration Calculator: Objects of Different Mass from 10m to 2m
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Graduate Relationship Between Energy, Force, Potential, and Field
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Graduate How can I draw a free body diagram of a rotating wheel?
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Undergrad What is the difference between the yield point and the elastic limit?
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Undergrad Time period of combination of massive springs in parallel
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Undergrad Will the torque for this force = 0
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Graduate Understanding Lagrangian Mechanics: Equations of Motion and Applications
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Undergrad Fill Mars with Water: Explore Elon Musk's Plan & Alternatives
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High School What is the relationship between force (in lbs) and speed?
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Undergrad Space Travel with balloon assist
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Undergrad Solve Velocity Equation: -g(horizontal distance)/sin(2theta)
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Undergrad Can someone explain this Energy Problem
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Undergrad What forces oppose a car's motion when braking?
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High School Stupid question of forces from one who skipped Physics B
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High School What Are the Key Differences Between Mass and Weight?
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High School Blocks sliding down different lengths of ramp
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Graduate Modelling Water Tanks: Solving with Bernoulli Equation
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Graduate Trouble with Bernoulli's principle
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Undergrad Stress Strain Curve: How Is It Derived & Tested?
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Undergrad Understanding the work-kinetic energy theorem
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Graduate When does the vector potential A affect the E field?
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Undergrad Teach me about classical mechanics please
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High School What exactly is mechanical energy?
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Undergrad What is the relationship between torque and pole placement in rotating objects?
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Undergrad Newton's Law: Mass at Rest vs Falling from 100m
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Graduate Conservation of Angular Momentum and a Spinning Bicycle Wheel
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Undergrad Free Fall vs Jetpack: Will He/She Stay Afloat?
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Graduate Can the centre of mass do work?
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Undergrad Is there a difference between work and circulation?
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Undergrad Energy density versus pressure?
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Undergrad Tangential acceleration, linear acceleration, and torque
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I want to make a small particle accelerator for cheap.
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Undergrad Time-dependent mass and the Lagrangian
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High School Need help with projectile motion problem
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Undergrad What is the top velocity of an object with a certain force applied in a vacuum?
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Undergrad Does a working underground tunnel detection technology exist?
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Undergrad How to define kinetic energy of a compound system
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High School If you roll when you hit the ground you feel less velocity?
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Undergrad Angular Velocity in Simple Harmonic Motion
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Undergrad Question about inertial and non inertial frames
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Graduate Ultrasound Nyquist limit conundrum
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High School Why when you run then kick a wall you feel an upwards push?
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Undergrad Why a book on a table is not an example of Newton's 3rd law?
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Undergrad Do I need to consider normal force when sliding down a pole
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Graduate Can Weight Transfer Cause a Car to Stay in a Stuck Position?
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Undergrad Force exerted on a chain of wagons pushed by a car..
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